Technical field
[0001]
The present invention relates to a liquid detergent.
The present application, on September 23, 2016, claiming priority based on Japanese Patent Application No. 2016-185006 Patent, which was filed in Japan, the contents of which are incorporated here.
BACKGROUND
[0002]
　In recent years, such as in the capacity of the washing machine, the frequency of stuffing the washing of clothes and the like (Hiaraibutsu) is higher. Stuffing the proportion of the washing object is higher with respect to the washing liquid in the wash tends to stain concentration in the washing liquid increases. Therefore, soil removed during washing, again, prone to recontamination that adheres to the washing object.
　Therefore, in order to improve the soil redeposition properties of detergent, liquid detergent formulated with anionic surfactants it has been proposed (e.g., Patent Documents 1 and 2).
CITATION
Patent Document
[0003]
Patent Document 1: JP 2014-84432 JP
Patent Document 2: JP 2015-193859 JP
Summary of the Invention
Problems that the Invention is to Solve
[0004]
　Incidentally, such stubborn sebum may be attached onto the washing object, it may be used by applying the liquid detergent to soiled parts of the washing object directly.
　However, increasing the proportion of the anionic surfactant in the liquid detergent, mineral oil, machine oil, magic, coating detergency against stubborn stains, such as ink may deteriorate.
[0005]
　The present invention has been made in view of the above circumstances, excellent anti-redeposition properties, and coating detergency also aims to provide a good liquid detergent.
Means for Solving the Problems
[0006]
　The present invention has the following aspects.
[1] (A) component: a nonionic surfactant, (B) component: the anionic surfactant (excluding higher fatty acid salts.), (C) component: represented by the following formula (c1) and an organic solvent, the contained, (B) a content of the component is less than 50 wt%, (a) component / (B) weight ratio expressed by component is less than 3, the liquid detergent.
[0007]
[Formula 1]

[0008]
　Wherein (c1), R 31 ~ R 33 are each independently a hydrogen atom or an alkyl group having a carbon number of 1 ~ 3, R 34 is a hydrogen atom or an acetyl group.
[0009]
[2] The component (C) is 3-methoxy-3-methylbutanol, liquid detergent according to [1].
[3] The component (A) comprises two or more nonionic surface active agent, at least one of the two or more nonionic surfactants, of the secondary alcohol alkylene oxide adduct or branched chain an alkylene oxide adduct of a primary alcohol, liquid detergent according to [1] or [2].
[4] Alkylene oxide adducts of the secondary alcohol is a compound represented by the following formula (a2), the liquid detergent according to [3].
　R 13 -O - [(EO) p / (PO) q ] - (EO) r -H · · · (a2) (In the formula (a2), R 13 is 1-6 carbon atoms derived from a secondary alcohol 22 is a hydrocarbon group, EO represents an oxyethylene group, PO represents an oxypropylene group, p represents an average number of repeating of EO, a number of 3 ~ 20, q is an average repeating number of PO represents a number from 0 to 6, r represents the average number of repeating of EO, a number from 0 to 20.) [5] the content of the alkylene oxide adducts of the secondary alcohol is 1 to 30 by mass%, the liquid detergent according to [3] or [4]. [6] Alkylene oxide adducts of primary alcohols of the branched chain is a compound represented by the following formula (a3), a liquid cleaning agent according to [3].

[0010]
[Formula 2]

[0011]
　Wherein (a3), EO represents an oxyethylene group, m represents an average repeating number of EO, is a number of 3 ~ 10, x and y are numbers respectively 1-7.
[0012]
[7] The content of the alkylene oxide adduct of primary alcohol branched chain, of 1 to 30 mass%, the liquid detergent according to [3] or [6].
[8] The component (B), linear alkyl benzene sulfonic acid or a salt thereof, and one or more members selected from the group consisting of polyoxyalkylene alkyl ether sulfate or a salt thereof, [1] to [7] liquid cleaning agent according to any one.
[9] the component (B) comprises a linear alkylbenzene sulfonic acid or a salt thereof (b1), polyoxyalkylene alkyl ether sulfate or its salt and (b2), is represented by (b2) / (b1) that the mass ratio is 0.1-9, liquid detergent according to [8].
[10] The an amount of the component (A) 10 to 80 wt%, [1] to liquid detergent according to any one of [9].
[11] The a (C) 1 - 30% by weight content of the component [1] - liquid detergent according to any one of [10].
[12] (A) the sum of components and the content of the component (B) is 15 to 80 mass%, [1] a liquid detergent according to any one of - [11].
[13] (B) component / (C) mass ratio represented by component is 0.1 to 15, [1] to liquid detergent according to any one of [12].
Effect of the invention
[0013]
　Liquid detergent of the present invention is excellent in anti-redeposition properties, and coating detergency is good.
DESCRIPTION OF THE INVENTION
[0014]
　The present invention will be described in detail.
　Liquid detergent of the present invention, the following component (A) containing the component (B) and (C) components.
　Note that the "normal wash" in the present invention, a liquid detergent using the dispersed cleaning solution in water, means that washing the object to be washed was in the washing machine or the like, the "normal cleaning" means that in a normal wash is that of cleaning power.
　In addition, the "coating washing", a liquid detergent which means that washing is applied directly to the washing object, the term "coating cleanability" is a detergency in coating washing.
　In addition, the "higher fatty acid salts" refers to fatty acid salts having 8 to 22 carbon atoms.
[0015]
<(A)
　Component> (A) component is a nonionic surfactant. (A) component, may be prepared in a conventional manner, it may be a commercially available product.
　The nonionic surfactant includes, conventionally, may be a nonionic surface active agent used in the liquid detergent, such as clothing, for example, a polyoxyalkylene nonionic surfactant, alkyl phenols, alkylene oxide addition and higher amine body, polyoxyethylene polyoxypropylene block copolymers, fatty acid alkanolamines, fatty acid alkanolamides, fatty acid ester of a polyhydric alcohol or alkylene oxide adducts, polyhydric alcohol fatty acid ethers, alkyl (or alkenyl) amine oxide, alkylene of hardened castor oil oxide adducts, sugar fatty acid ester, N- alkyl polyhydroxy fatty acid amides, such as alkyl glycosides and the like. These nonionic surfactants may be used singly, or two or more may be used in combination.
[0016]
　The nonionic surfactant includes, among the above, in terms of viscosity and liquid stability, the polyoxyalkylene nonionic surfactant is preferred.
　The polyoxyalkylene nonionic surfactant, for example, a compound represented by the following general formula (a1) (hereinafter sometimes referred to as "compound (a1)".) It can be mentioned.
　R 11 -X - [(EO) S / (PO) T　　] -R 12 · · · (A1)
[0017]
　Wherein (a1), R 11 is a hydrocarbon group having 6 to 22 carbon atoms, X is a divalent linking group, R 12 is a hydrogen atom, an alkyl group or a C 2 -C 1 to 6 carbon atoms 6 is an alkenyl group, EO represents an oxyethylene group, PO represents an oxypropylene group, s represents an average repeating number of EO, is a number of 3 ~ 20, t represents an average repeating number of PO , is a number of 0 to 6.
[0018]
　Wherein (a1), R 11 number of carbon atoms in the hydrocarbon group is 6 to 22, preferably 8 to 22, more preferably from 10 to 18. R 11 hydrocarbon group may be a branched-chain may be linear, or may not have have an unsaturated bond.
　The -X-, -O -, - COO - , - CONH- , and the like.
　R 12 carbon atoms in the alkyl group in is 1 to 6, preferably from 1 to 3..
　R 12 number of carbon atoms of the alkenyl group in is 2-6, 2-3 preferable.
[0019]
　-X- is -O -, - COO- or -CONH-, compound (a1) is a primary or secondary higher alcohols (R 11 -OH), higher fatty acid (R 11 -COOH) or higher fatty acid amide (R 11 obtain a -CONH) as a raw material. R in these raw material 11 is, R in the formula (a1) 11 is the same as.
[0020]
　s is the average number of repeating EO (i.e., the average number of moles of added ethylene oxide) is a number of 3 to 20 representing the, preferably 5 to 18. In the above upper limit, greater than the detergency against sebum HLB value is too high may be lowered. It is less than the above lower limit, which may cause the deterioration of the raw material odor of the component (A) itself.
　t is the average number of repeating PO (i.e., the average number of moles of added propylene oxide) is a number of 0 to 6 which represents the, preferably 0-3. In the above upper limit, greater than the liquid stability under high temperatures of the liquid detergent tends to be reduced.
[0021]
　when t is 1 or more, i.e., if the compound (a1) having a EO and PO, the arrangement order of EO and PO is not limited, may be mixed in random form, it may be mixed in a block form. Formula (a1) in the [(EO) s / (PO) t ] means that the EO and PO is randomly mixed form or block form. A method of adding ethylene oxide and propylene oxide is not particularly limited, for example, may be random addition method may be a block addition method. The block addition method, for example, be obtained by adding ethylene oxide, a method of adding propylene oxide can be obtained by adding propylene oxide, a method of adding ethylene oxide after adding ethylene oxide, by adding pro Pile oxide, a further ethylene oxide a method of adding the like.
[0022]
　Distribution of addition mole number of ethylene oxide or propylene oxide is not particularly limited.
　Addition mole number distribution is likely to vary with the reaction method in the production of nonionic surfactant. For example, using common alkali catalyst such as sodium hydroxide or potassium hydroxide, the ethylene oxide and propylene oxide when obtained by adding the hydrophobic group raw material, relatively wide distribution addition mole number distribution of the ethylene oxide or propylene oxide it tends to be. Also, Al described in JP Kokoku 6-15038 3+ , Ga 3+ , an In 3+ , Tl 3+ , Co 3+ , Sc 3+ , La 3+ , Mn 2+ particular alkoxylation of magnesium oxide obtained by adding metal ions such as using a catalyst, ethylene oxide and propylene oxide when obtained by adding the hydrophobic group raw material tends to distribution of addition mole number of ethylene oxide or propylene oxide is relatively narrow distribution.
[0023]
　As the compound (a1), in particular, -X- is -O- compound (e.g. alcohol type nonionic surface active agents), or a -X- is -COO-, R 12 has 1 to 6 carbon alkyl group or a compound is an alkenyl group having 2 to 6 carbon atoms (e.g., fatty acid alkyl esters or fatty acid alkenyl esters) are preferred.
[0024]
　If -X- is -O-, R 11 carbon atoms of preferably from 10 to 22, more preferably 10 to 20, more preferably from 10 to 18. R 12 is preferably a hydrogen atom.
[0025]
　If -X- is -COO-, R 11 carbon atoms of preferably 9-21, 11-21 are more preferred. R 12 is preferably an alkyl group or an alkenyl group of 2 to 6 carbon atoms having 1 to 6 carbon atoms, more preferably an alkyl group having 1 to 3 carbon atoms.
[0026]
　The -X- is -O- or -COO-, compound (a1), for example, manufactured by Mitsubishi Chemical Corporation Diadol (trade name, C13 (C indicate the number of carbon. Forth.)), Shell Corporation made in Neodol (trade name, a mixture of C12 and C13), Sasol Co. Safol23 the alcohol 1 mole of such (trade name, a mixture of C12 and C13), of 12 molar equivalent or 15 mole equivalent of ethylene oxide those that have been added; for natural alcohol 1 mole of such Procter & gamble Co. of CO-1214 or CO-1270 (trade name), 12 mol equivalent or 15 mole equivalent ones obtained by adding ethylene oxide; butene 3 the C12 alkene obtained by dimerization with respect to C13 alcohol 1 mole obtained was subjected to the oxo process, 7 mole equivalent of ethylene Obtained by adding the Kishido (trade name: Lutensol TO7, manufactured by BASF); pentanol against C10 alcohol 1 mole obtained was subjected to Guerbet reaction, and adding 9 moles equivalent of ethylene oxide (trade name: Lutensol XP90 , BASF Corporation); for C10 alcohol 1 mole obtained by subjecting pentanol Guerbet reaction, and adding 7 moles equivalent of ethylene oxide (trade name: Lutensol XL70, manufactured by BASF); pentanol Guerbet reaction relative C10 alcohol 1 mole obtained was subjected to, those obtained by adding a 6 mol equivalent of ethylene oxide (trade name: Lutensol XA60, manufactured by BASF); the second alcohol 1 mole of 12 to 14 carbon atoms, 9 mole equivalent or 15 mole equivalent ethyl Obtained by adding the N'okishido (trade name: Softanol 90, SOFTANOL 150, manufactured by Nippon Shokubai Co., Ltd.); coconut fatty acid methyl (lauric acid / myristic acid = 8/2) with respect to 1 mole, with alkoxylation catalyst, 15 molar equivalent obtained by adding ethylene oxide (polyoxyethylene coconut fatty acid methyl ester (EO15 mol)) and the like.
[0027]
　As the compound (a1), among the above, -X- is -COO- R 12 is an alkyl group having 1 to 6 carbon atoms, the compound t is 0, i.e., polyoxyethylene fatty acid alkyl esters preferably, among the, R 12 is a polyoxyethylene fatty acid methyl ester is a methyl group (hereinafter, sometimes referred to MEE) is more preferable.
　The use of polyoxyethylene fatty acid alkyl ester as a nonionic surfactant increases the solubility in water of the liquid detergent, detergency is improved. In addition, significant increase in viscosity by increasing the content of component (B) in the liquid detergent (gel) does not easily occur, resulting concentrated type liquid detergent having a good fluidity.
　Polyoxyethylene fatty acid alkyl esters, in particular MEE is weak orientation between molecules in aqueous systems, micelles is unstable nonionic surfactants. Therefore, polyoxyethylene fatty acid alkyl esters, without causing gelation or the like at high concentrations, be formulated into a large amount liquid detergent alone is estimated to be enhanced water solubility. Therefore, the liquid detergent comprising polyoxyethylene fatty acid alkyl esters are dispersed in water, the concentration of the polyoxyethylene fatty acid alkyl ester in the cleaning solution becomes quickly uniform contact with the object to be washed product from the wash early at any concentration It is believed to exert a high detergency Te.
[0028]
　In polyoxyethylene fatty acid alkyl esters, narrow rate, the percentage of the distribution of addition mole number is different compound of ethylene oxide, preferably at least 20 mass%. Upper limit of the narrow ratio is substantially preferably 80% by mass or less. Narrow ratio is more preferably 20 to 60 mass%. Although more narrow rate is higher good detergency is obtained, since the risk is that the excessively high solution stability at low temperatures decreases, narrow ratio is more preferably 30 to 45 mass%.
[0029]
　Narrow ratio of polyoxyalkylene nonionic surfactants such as polyoxyethylene fatty acid alkyl esters is a value determined by the following equation (S).
[0030]
[Number 1]

[0031]
　In the formula (S), S max denotes the number of added moles of alkylene oxide in the alkylene oxide adducts of most present in the polyoxyalkylene nonionic surfactant (the value of s + t in the formula (a1)).
　i represents the molar number of addition of alkylene oxide.
　Yi is the alkylene oxide adducts number of added moles of alkylene oxide present in the whole compound (a1) is a i, represents the ratio (wt%) relative to the total weight of the compound (a1).
[0032]
　The narrow ratio, for example, can be controlled by the manufacturing method and the like polyoxyethylene fatty acid alkyl esters.
　The method is not particularly limited As a method for producing a polyoxyethylene fatty acid alkyl esters, for example, by using the surface-modified composite metal oxide catalyst, an addition polymerization of ethylene oxide to fatty acid alkyl esters (JP 2000-144179 see JP) and the like.
　Wherein as a surface suitable for modified mixed metal oxide catalysts are, for example, has been surface modified by a metal hydroxide such as, metal ions (Al 3+ , Ga 3+ , an In 3+ , Tl 3+ , Co 3+ , Sc 3+ , La 3+ , Mn 2+ complex metal oxide catalyst and the like magnesium oxide, etc.) is added, the burned material catalysts such surface modified hydrotalcite by metal hydroxides and / or metal alkoxides and the like.
　Wherein in the surface modifying of the complex metal oxide catalyst, the composite metal oxide 100 parts by weight, preferably in the proportion of 0.5 to 10 parts by weight of the metal hydroxide and / or metal alkoxide, 1 and more preferably to 1-5 parts by weight.
[0033]
　Method for producing a polyoxyethylene fatty acid alkyl esters is not limited to the above-described method. For example, the alkoxylation catalyst prepared from a mixture of such alkaline earth metal compound and oxyacid, by a method of adding an alkylene oxide to fatty acid alkyl esters can be prepared polyoxyethylene fatty acid alkyl esters. For the above alkoxylation catalysts, No. 04977609, JP WO 1993/004030, WO 2002/038269, have been disclosed in WO 2012/028435 or the like, for example, alkaline earth carboxylate alkoxylation catalysts prepared from a mixture of sulfuric acid and an alkaline earth metal salt of a metal salt and / or hydroxy carboxylic acid.
[0034]
　By increasing the amount of the component (A) in the liquid detergent can be washed to be washed product with a small amount of liquid detergent, the container of the liquid detergent can be made compact, advantage can be obtained. When increasing the amount of the component (A) in the liquid detergent, small gelled regions even at high concentrations, in terms of easy blending, (A) As the component second obtained by adding ethylene oxide to secondary alcohol grade alcohol ethoxylates (for example, Nippon Shokubai Co., Ltd. of software ethanol series) and MEE is preferable. These are high because gelation region is smaller in density, even by increasing the content in the liquid detergent less likely gelation.
[0035]
　Component (A) may be used singly, or two or more may be used in combination.
　If the component (A) contains two or more nonionic surfactants, from the viewpoint of anti-redeposition properties and coating detergency is further improved, at least one of two or more of nonionic surfactant, the second alkylene oxide adducts of primary alcohols of alkylene oxide adducts or branched grade alcohol. In particular, with these adducts, R in the formula (a1) 11 preferably in combination with a compound is a hydrocarbon radical straight, and these adducts, a combination of a polyoxyethylene fatty acid alkyl esters are more preferred, these and adduct, more preferably a combination of MEE.
[0036]
　The alkylene oxide adducts of the secondary alcohol, a compound represented by the following general formula (a2) (hereinafter sometimes referred to as "compound (a2)".) It can be mentioned.
　R 13 -O - [(EO) p / (PO) q ] - (EO) r -H · · · (a2)
[0037]
　Wherein (a2), R 13 is a hydrocarbon group having 6 to 22 carbon atoms derived from a secondary alcohol, EO represents an oxyethylene group, PO represents an oxypropylene group, p is the average repetition of EO represents a number, a number of 3 ~ 20, q represents the average number of repeating of PO, a number from 0 to 6, r represents the average number of repeating of EO, a number of 0 to 20.
[0038]
　Wherein (a2), R 13 number of carbon atoms in the hydrocarbon group is 6 to 22, preferably 8 to 22, more preferably from 10 to 18.
　R 13 is the raw material of alcohol (R 13 derived from -OH), the alcohol is a secondary alcohol.
[0039]
　p is the average number of repeating EO (i.e., the average number of moles of added ethylene oxide) is a number of 3 to 20 representing the, preferably 5 to 18.
　q is an average repeating number of PO (i.e., the average number of moles of added propylene oxide) is a number of 0 to 6 which represents the 0 to 3 are preferred.
　r is the average number of repeating EO (i.e., the average number of moles of added ethylene oxide) is a number from 0 to 20 representing the 2 to 15 are preferred.
　when q is 1 or more, i.e., if the compound (a2) having a EO and PO, the arrangement order of EO and PO is not limited, may be mixed in random form, it may be mixed in a block form. Formula (a2) in the [(EO) p / (PO) q ] means that the EO and PO is randomly mixed form or block form. A method of adding ethylene oxide and propylene oxide is not particularly limited, for example, a method illustrated above can be mentioned in the description of the compound (a1).
[0040]
　The alkylene oxide adducts of primary alcohols branched, a compound represented by the following general formula (a3) ​​(hereinafter sometimes referred to as "compound (a3)".) It can be mentioned.
[0041]
[Formula 3]

[0042]
　Wherein (a3), EO represents an oxyethylene group, m represents an average repeating number of EO, is a number of 3 ~ 10, x and y are numbers respectively 1-7.
[0043]
C 　in the formula (a3) x H 2x + 1 , C y H 2y + 1 respectively as a straight-chain or branched-chain alkyl group and the like of, C x H 2x + 1 and C y H 2y + 1 both a linear alkyl it is preferably a group. C x H 2x + 1 , C y H 2y + 1 as, for example, a methyl group, an ethyl group, a propyl group, a butyl group, a pentyl group, hexyl group and the like as preferable. In particular C x H 2x + 1 and C y H 2y + 1 combination with the, even in combination combinations are preferred (either it is the combination or propyl group and a pentyl group and an ethyl group and butyl group, with one of either group it may be).
[0044]
　As the compound (a3), for example, the alcohol obtained by the Guerbet reaction (Guerbet alcohols), it is possible to use those obtained by adding ethylene oxide. As the Guerbet alcohols may be used, for example primary alcohols branched obtained by treating the primary alcohol with Guerbet reaction. The following may be referred to as "Guerbet alcohol" is intended to mean an alcohol obtained by the Guerbet reaction. Here, "Guerbet reaction", "when the primary alcohol is heated in the presence of metallic sodium or metallic potassium, a primary alcohol to produce branched-position β undergo bimolecular condensation" means a reaction (hereinafter see: "large organic chemistry, Volume 2 aliphatic compound I", Kotake the one and male supervised, published by Asakura Shoten 1957). That, alcohols obtained by Guerbet reaction is represented by the following general formula (a4).
[0045]
[Chemical Formula 4]

[0046]
　Wherein (a4), x and y are numbers respectively 1-7.
[0047]
　The Guerbet alcohols, primary alcohols branched having 8 to 12 carbon atoms are preferred. Such Guerbet alcohols, may be used synthetic products, it may be a commercially available product. Examples of commercially available products include CONDEA Co. "ISOFOL12" (12 carbon atoms, x = 4, y = 6 in the formula (a4)), and the like.
[0048]
　The amount of the component (A) is preferably from 10 to 80% by weight based on the total weight of the liquid detergent, and more preferably 20 to 70 mass%, more preferably 25 to 50 wt%, 25-40 wt% particularly preferred. Within content above the range of the component (A), excellent detergency against oily stains, and the liquid detergent is easily obtained which is excellent in liquid stability. In particular, the content of component (A) equal to or more than the lower limit, it is possible to impart a high cleaning performance liquid detergent. On the other hand, the content of component (A) not more than the above upper limit, it becomes difficult to occur gelation, improves the stability of the liquid detergent.
[0049]
　(A) When the component containing polyoxyethylene fatty acid alkyl esters, the content of the polyoxyethylene fatty acid alkyl esters is preferably 10 to 50% by weight, based on the total weight of the liquid detergent, 15 to 50 wt% Gayori preferably, further preferably 20 to 40 mass%. When the content of the polyoxyethylene fatty acid alkyl ester is less than the above lower limit, it can exhibit high cleaning performance. On the other hand, the content of the polyoxyethylene fatty acid alkyl esters is not more than the above upper limit, it is possible to suppress the film-forming or gelation.
[0050]
　If component (A) comprising an alkylene oxide adduct of a secondary alcohol, the content of the alkylene oxide adduct of a secondary alcohol is preferably 1 to 30% by weight, based on the total weight of the liquid detergent, 2 more preferably to 20 wt%, more preferably 3 to 10 mass%. When the content of the alkylene oxide adduct of a secondary alcohol is less than the above lower limit, it is possible to impart high coating washing performance by the liquid detergent. On the other hand, the content of the alkylene oxide adduct of a secondary alcohol is not more than the above upper limit, it can be further suppressed an increase in the viscosity of the liquid detergent.
[0051]
　(A) when component comprises an alkylene oxide adduct of primary alcohol branched, the content of the alkylene oxide adduct of primary alcohol branched 1 to 30 with respect to the total weight of the liquid detergent preferably mass%, more preferably from 2 to 20 mass%, more preferably 3 to 10 mass%. When the content of the alkylene oxide adduct of primary alcohol branched chain at least the above lower limit, it is possible to impart high coating washing performance by the liquid detergent. On the other hand, the content of the alkylene oxide adduct of primary alcohol branched is not more than the above upper limit, it can be further suppressed an increase in the viscosity of the liquid detergent.
[0052]
<(B)
　Component> (B) component is an anionic surfactant (excluding higher fatty acid salts.). Component (B), may be prepared in a conventional manner, it may be a commercially available product.
　Examples of the anionic surfactant, conventionally, may be an anionic surfactant used in the liquid detergent, such as clothing, for example, linear alkylbenzene sulphonic acid or a salt thereof; alpha-olefin sulfonic acid or a salt thereof; alkanesulfonic acid or a salt thereof having an alkyl group; a linear or branched alkyl sulfate or a salt thereof; polyoxyalkylene alkyl ether sulfuric acid ester or a salt thereof; polyoxyalkylene alkenyl ether sulfate or its salt α- sulfo fatty acid esters or salts thereof; alkyl ether carboxylic acids or salts thereof, polyoxyalkylene ether carboxylic acid or a salt thereof, alkyl ether carboxylic acids or salts thereof, alkenyl ether carboxylic acid or salts thereof, acyl aminocarboxylic acids or salts thereof carbo etc. Phosphate type anionic surfactant; alkyl phosphate or a salt thereof, a polyoxyalkylene alkyl phosphate or a salt thereof, a polyoxyalkylene alkyl phenyl phosphate or a salt thereof, such as glycerin fatty acid ester monophosphate ester, or a salt thereof and phosphoric acid ester type anionic surface active agents.
　The form of the salts of these anionic surfactants include sodium, alkali metal salts such as potassium; alkaline earth metal salts such as calcium and magnesium; monoethanol ammonium, alkanolamine salts such as diethanol ammonium.
[0053]
　Of the above, linear as the alkyl benzene sulfonic acid or a salt thereof, a straight-chain alkyl group linear alkyl benzene sulfonic acid or a salt thereof having a carbon number of 8 to 16 are preferable, a straight-chain alkyl straight having 10 to 14 carbon atoms in the group alkyl benzene sulfonic acid or a salt thereof is particularly preferred.
　Within carbon atoms within the above range alkyl group, it is possible to improve the anti-redeposition properties. As the alkyl group, for example, a decyl group, undecyl group, dodecyl group, tridecyl group, and tetradecyl group.
　The linear alkyl benzene sulfonic acid or a salt thereof, may be a commercially available product may be prepared by known synthetic methods. Known manufacturing methods, can be produced by a method of sulfonating alkylbenzene sulfate anhydride.
[0054]
　The alpha-olefin sulfonic acid or its salts, alpha-olefin sulphonic acid or a salt thereof having 10 to 20 carbon atoms are preferred.
　Examples of the alkyl sulfate or its salt, alkyl sulfate or a salt thereof having 10 to 20 carbon atoms are preferred.
[0055]
　The polyoxyalkylene alkyl ether sulfate or a salt thereof, having a linear or branched alkyl group having 8 to 20 carbon atoms, an average 1 to 10 moles of alkyl ether sulfate or its salt was added ethylene oxide (i.e., polyoxyethylene alkyl ether sulfuric acid ester or a salt thereof) are preferred. Also, either, or ethylene oxide and propylene oxide (molar ratio of ethylene oxide / propylene oxide = 0.1 / 9.9 to 9.9 / 0.1) Average 0.5 alkylene oxide having 2 to 4 carbon atoms and 10 mol adduct, alkyl ether sulfate or a salt thereof having a linear or branched alkyl group having 8 to 20 carbon atoms are preferred.
　Polyoxyalkylene alkyl ether sulfuric acid ester or a salt thereof, for example, represented by the following general formula (b2).
　R 21 -O - [(EO) V / (PO) W ] -SO 3　　- M Tasu · · · (B2)
[0056]
　Wherein (b2), R 21 represents a linear or branched alkyl group having 8 to 20 carbon atoms, EO represents an oxyethylene group, PO represents an oxypropylene group, v is the average repetition of EO represents the number, it is a number greater than or equal to 0, w represents the average number of repetitions of the PO, is a number of 0 to 6, 0 (C) component is an organic solvent represented by the following formula (c1). Component (C), may be prepared in a conventional manner, it may be a commercially available product.
[0067]
[Formula 5]

[0068]
　Wherein (c1), R 31 ~ R 33 are each independently a hydrogen atom or an alkyl group having a carbon number of 1 ~ 3, R 34 is a hydrogen atom or an acetyl group.
[0069]
　As the component (C), 3-Metokishibutano - le, 3-methoxy-3-Mechirubutano - le, 3-methoxy-3-Echirubutano - le, 3-methoxy-3-Puropirubutano - le, 3-methoxy-2-Mechirubutano - le, 3-methoxy-2-Echirubutano - le, 3-methoxy-2-Puropirubutano - le, 3-methoxy-1-Mechirubutano - le, 3-methoxy-1-Echirubutano - le, 3-methoxy-1-Puropirubutano - le, 3-methoxybutyl acetate, 3-methoxy-3-methylbutyl acetate, 3-methoxy-3-ethyl butyl acetate, 3-methoxy-3-propyl-butyl acetate, 3-methoxy-2-methyl-butyl acetate, 3 - methoxy-2-ethyl butyl acetate, 3-methoxy-2-propyl acetate, 3-main Carboxymethyl-1-methyl-butyl acetate, 3-methoxy-1-ethyl butyl acetate, and 3-methoxy-1-propyl-butyl acetate. Among these, 3-methoxybutanol, 3-methoxy-3-methyl butanol, 3-methoxy-2-methyl butanol, 3-methoxy-1-methyl butanol, 3-methoxy-3-methyl butyl acetate Preferably, 3-methoxy 3-methyl-butanol is more preferable.
　Component (C) may be used singly or may be used in combination of two or more kinds thereof.
[0070]
　Content of the component (C) is preferably from 1 to 30% by weight, based on the total weight of the liquid detergent, more preferably from 2 to 20 mass%, more preferably 3 to 10 mass%. When the content of component (C) is less than the above lower limit, is gelled suppressed, the fluidity of the liquid detergent is likely to be more maintained. Also improved coating detergency against ink stains. On the other hand, the content of component (C) be greater than the upper limit, the effect of improving the fluidity can not be obtained commensurate therewith, it becomes economically disadvantageous.
[0071]
　Also, (B) component / (C) weight ratio expressed by component (hereinafter, also referred to as "B / C ratio".) Is preferably from 0.1 to 15, more preferably 1 to 10, 2-5 A further preferred. If B / C ratio is the lower limit or higher, it can exhibit a high re-soiling performance. On the other hand, B / C ratio is not more than the above upper limit, it exhibits high coating cleaning performance.
[0072]

　liquid detergent, if within the range not to impair the effects of the present invention may contain (A), (B) component and (C) other than the component component (optional component).
　The optional component, include ingredients commonly used in liquid detergents, for example, water, higher fatty acid or a salt thereof, cationic surfactants, amphoteric surfactants, (C) component and a solvent other than water (other solvents ), chelating agents, enzymes, hydrotropes (e.g., polyethylene glycol, and aromatic sulfonic acid or a salt thereof), detergency builders, stabilizers, alkali agents (e.g., monoethanolamine, diethanolamine, such as triethanolamine alkanolamines, etc.), a metal ion capturing agent, texture improving agent such as a silicone, preservatives, fluorescers, dye transfer inhibiting agents, pearl agents, antioxidants, antibacterial agents, general purpose dyes or pigments as colorants, emulsifying agents, perfumes, and the like pH adjusting agent.
[0073]
(Water)
　liquid detergent of the present invention, during production of the handling ease, from the viewpoint of solubility in water when used, preferably contains water as the solvent other than the component (C).
　The content of water is preferably 5 to 45% by weight based on the total weight of the liquid detergent, and more preferably 10 to 40 mass%. When the content of water is less than the above lower limit, it can be satisfactorily maintained the fluidity and stability. On the other hand, if the water content is less than the above upper limit, it may be contained in the component (A), the liquid detergent in the optimum range (B) component and the (C) component.
[0074]
(Higher fatty acid or a salt thereof)
　as the higher fatty acid or a salt thereof, Mashiku higher fatty acid or a salt thereof having 10 to 20 carbon atoms, for example, caprylic acid, capric acid, lauric acid, myristic acid, palmitic acid, stearic acid, isostearic acid, hydroxystearic acid, oleic acid, a single fatty acid or a salt thereof, such as behenic acid, coconut oil fatty acid, mixed fatty acids or salts such as tallow fatty acids.
　The form of salts of higher fatty acids, sodium, alkali metal salts such as potassium; alkaline earth metal salts such as calcium and magnesium; monoethanol ammonium, alkanolamine salts such as diethanol ammonium.
　These higher fatty acid or its salt may be used singly or may be used in combination of two or more kinds thereof.
[0075]
(Cationic surfactants)
　Examples of cationic surfactants include conventional, it may be a cationic surfactant used in the liquid detergent, such as clothing, for example, caprylic acid dimethylaminopropyl amide, capric acid dimethylaminopropyl amide, lauric acid dimethylaminopropylamide, myristic acid dimethylaminopropylamide, palmitic acid dimethylaminopropylamide, dimethylaminopropyl amide stearic acid, behenic acid dimethylaminopropylamide, long-chain aliphatic amides such as oleic acid dimethylaminopropylamide alkyl tertiary amine or a salt thereof; palmitate ester dimethylamine, stearate esters dimethyl aliphatic esters alkyl tertiary amine such as an amine or a salt thereof; palmitic acid diethanol Mino propyl amide, diethanol aminopropyl amide stearate; alkyltrimethylammonium salts, dialkyldimethylammonium salts, alkyl benzyl dimethyl ammonium salts, and quaternary compound such as an alkyl pyridinium salts.
　Among these, long chain fatty amidoalkyl tertiary amine or a salt thereof are preferred, caprylic acid dimethylaminopropyl amide, capric acid dimethylaminopropyl amide, lauric acid dimethylaminopropylamide, myristic acid dimethylaminopropylamide, dimethyl palmitate aminopropyl amide, dimethylaminopropyl amide stearic acid, behenic acid dimethylaminopropylamide, dimethylaminopropyl amide or a salt thereof oleic acid is more preferable.
　These cationic surfactants may be used singly or may be used in combination of two or more kinds thereof.
[0076]
(Amphoteric surfactant)
　Examples of the amphoteric surfactant, conventionally, may be an amphoteric surface active agent used in the liquid detergent, such as clothing, for example, alkyl betaine type, alkylamide betaine, imidazoline, alkylamino sulfonic acid type, alkylamino carboxylic acid type, alkylamide carboxylic acid type, amide amino acid type amphoteric surface active agent of the phosphoric acid type and the like.
　These amphoteric surfactants may be used singly or may be used in combination of two or more kinds thereof.
[0077]
(Other solvents)
　Other solvents, conventional, may be a solvent used in the liquid detergent, such as clothing, for example, monovalent C 2-4 alcohol, a C 2-4 multi polyhydric alcohols include glycol ether solvents.
　The monovalent alcohol having 2-4 carbon atoms, for example, ethanol, 1-propanol, 2-propanol, 1-butanol.
　Examples of the polyhydric alcohol having 2 to 4 carbon atoms, such as ethylene glycol, propylene glycol, butylene glycol and glycerin.
　The glycol ether-based solvents represented by the general formula: R 41 - (OR 42 ) u OH [wherein, R 41 is an alkyl group or a phenyl group having 1 to 6 carbon atoms. R 42 is an alkylene group having 2 to 4 carbon atoms. u is, OR 42 shows the average number of repeating of a number of 1-5. Is preferably a compound represented by, for example, ethylene glycol monobutyl ether, ethylene glycol monohexyl ether, ethylene glycol monophenyl ether, propylene glycol monophenyl ether, diethylene glycol monomethyl ether, and diethylene glycol monobutyl ether.
[0078]
(Chelating agent)
　Liquid detergent of the present invention may comprise a chelating agent of metal ions can chelate.
　The chelating agent include organic chelating agent include citric acid, lactic acid, tartaric acid, oxalic acid, malic acid, gluconic acid, nitrilotriacetic acid, iminodiacetic acid, ethylenediaminetetraacetic acid, diethylenetriaminepentaacetic acid, glycol ether diamine tetraacetic acid, hydroxyethyliminodiacetic acid, triethylene tetramine hexaacetic acid, ethane-1,1-diphosphonic acid, ethane-1,1,2-triphosphonic acid, 1-hydroxyethane-1,1-diphosphonic acid, ethane hydroxy-1,1,2-triphosphonic acid, ethane-1,2-dicarboxy-1,2-diphosphonic acid, methane hydroxy diphosphonic acid, amino tri methylene phosphonic acid, ethylene diamine tetra carboxymethyl organic phosphonic acid derivatives such as methylene sulfonic acid or like salts thereof. Among these, 1-hydroxyethane-1,1-diphosphonic acid, more preferably ethylenediaminetetraacetic carboxy methylene sulfonic acid, 1-hydroxyethane-1,1-diphosphonic acid is particularly preferred.
[0079]
(Enzyme)
　Liquid detergent if containing enzyme, coating washability when the liquid detergent is applied directly onto the washing object is further improved.
　As the enzyme, such as protease, amylase, lipase, cellulase, mannanase, and the like.
[0080]
　Proteases, such serine proteases, serine in the molecule, histidine, and proteases with aspartate preferred.
　In general, the formulations containing protease (protease preparation) are commercially available. In preparing the liquid detergent, a protease is usually formulated with the protease preparation.
　The protease preparations, for example, trade names Savinase16L available from Novozymes, Savinase Ultra 16L, Savinase Ultra 16XL , Everlase 16L TypeEX, Everlase Ultra 16L, Esperase 8L, Alcalase 2.5L, Alcalase Ultra 2.5L, Liquanase 2.5L , Liquanase Ultra 2.5L, Liquanase Ultra 2.5XL , Coronase 48L; Genencor trade name available from Purafect L, Purafect OX, and the like Properase L.
[0081]
　The amylase preparation, for example, the trade name Termamyl 300L, available from Novozymes, Termamyl Ultra 300L, Duramyl 300L, Stainzyme 12L, Stainzyme Plus 12L; product name pullulanase, available from Amano Enzyme Inc.; available from Genencor product name Maxamyl Amano; Seikagaku and the like product name DB-250, available from the Corporation.
　The lipase preparation, for example, trade name Lipex 100L, available from Novozymes, like Lipolase 100L.
　The cellulase preparation, for example, Keazaimu 4500L (trade name, manufactured by Novozymes), care Zaim premium 4500L (trade name, manufactured by Novozymes), Endoraze 5000L (trade name, manufactured by Novozymes), cell clean 4500T (trade name, Novozymes company, Ltd.) and the like.
　The mannanase preparation, for example, trade name Mannaway 4L like available from Novozymes.
　The enzyme may be used singly or may be used in combination of two or more kinds thereof.
[0082]
　The content of the enzyme as an enzyme preparation, preferably from 0.1 to 3% by weight relative to the total weight of the liquid detergent.
[0083]
　Incidentally, contained in the liquid detergent (A), (B) the total of the component and the content of component (C) is assumed to not exceed 100% by weight relative to the total weight of the liquid detergent. When a liquid detergent containing water and optional ingredients are included in the liquid detergent (A), (B), the total content of the component (C), water and optional ingredients, the total of liquid detergent It shall not exceed 100% by weight, relative to the weight.
　Further, the total content of all the components contained in the liquid detergent is assumed to be 100 mass%.
[0084]

　The liquid detergent of the present invention uses, for example, (A), (B) and the component and the component (C), and optional components as necessary, dissolved in water, optionally pH adjusting agents (such as monoethanolamine, diethanolamine, triethanolamine, sodium hydroxide, potassium hydroxide, etc.) can be prepared by adjusting to a predetermined pH with.
[0085]

　pH at 25 ° C. of the liquid detergent of the present invention is preferably 5-9, 6-8 is more preferable.
　Within the pH is within the above range at 25 ° C. a liquid detergent, the storage stability of the liquid detergent can be more satisfactorily maintained.
　In the present invention, pH of the liquid detergent, a liquid detergent was adjusted to 25 ° C., indicating the value measured by the pH meter or the like.
[0086]

　In the liquid detergent of the present invention described above, by combining components (A) and a specific mass ratio and the component (B), and component (C), excellent anti-redeposition properties, and coating detergency is good. The liquid detergent of the present invention is usually washed resistance even better.
　Liquid detergent of the present invention is suitable as a liquid detergent for clothing.
[0087]
　Using liquid detergents, for example, a method of introducing the water together with the washing product a liquid detergent during washing (usually cleaning), the liquid detergent solution is prepared by dissolving in water in advance, the liquid detergent and a method of immersing the object to be washed thereof. The liquid detergent is applied directly onto the wash was left for a certain time, then, it may be performed usual laundry (coating wash).
　Examples of the washing object, for example, clothing, cloth, towels, and a textile sheets or the like.
　When using a liquid cleaning agent is dissolved in water, for example, it is preferable to dilute the fold 5-5000 (by volume).
[0088]
　Other aspects of the present invention,
　(A) component: a compound represented by the following general formula (a1), the compound represented by the following formula (a2) or a compound represented by the following formula (a3) and nonionic surfactants including bets,
　(B) component: anionic surfactant (excluding higher fatty acid salts.) and,
　(C) component: an organic solvent represented by the following formula (c1),
　water When,
　a component which can be acceptable as a liquid detergent optionally
contain,
　based on the total weight of the liquid detergent, is less than 50% by weight content of component (B),
　(a) component / (B ) mass ratio represented by component is less than 3, the liquid detergent.
　R 11 -X - [(EO) s / (PO) t　　] -R 12 · · · (a1) (In the formula (a1), R 11 is a hydrocarbon group having 6 to 22 carbon atoms, X is 2 the valence linking group, R 12 is a hydrogen atom, an alkyl group or an alkenyl group of 2 to 6 carbon atoms having 1 to 6 carbon atoms, EO represents an oxyethylene group, PO represents an oxypropylene group, s represents an average repeating number of EO, is a number of 3 ~ 20, t represents an average repeating number of PO, a number of ~ 6 0). R 13 -O - [(EO) p / (PO) q ] - (EO) r -H · · · (a2) (in the formula (a2), R 13 is a hydrocarbon group having 6 to 22 carbon atoms derived from a secondary alcohol, EO an oxyethylene group represents, PO represents an oxypropylene group, p represents an average number of repeating of EO, a number from 3 to 20 q represents the average number of repeating of PO, a number from 0 to 6, r represents the average number of repeating of EO, a number of 0 to 20.)

[0089]
[Formula 6]

[0090]
　Wherein (a3), EO represents an oxyethylene group, m represents an average repeating number of EO, is a number of 3 ~ 10, x and y are numbers respectively 1-7.
[0091]
[Chemical Formula 7]

[0092]
　Wherein (c1), R 31 ~ R 33 are each independently a hydrogen atom or an alkyl group having a carbon number of 1 ~ 3, R 34 is a hydrogen atom or an acetyl group.
[0093]
　Other aspects of the present invention,
　(A) component: a nonionic surfactant,
　(B) component: a linear alkyl benzene sulfonic acid or a salt thereof (b1), polyoxyalkylene alkyl ether sulfate or a salt thereof (b2 ) an anionic surfactant containing a (where a) except higher fatty acid salt,.
　(C) component: an organic solvent, represented by the above general formula (c1)
　and water,
　are acceptable as liquid detergent optionally a component obtained,
containing,
　relative to the total weight of the liquid detergent, is less than 50% by weight content of component (B),
　(a) component / (B) weight ratio expressed by components 3 a is, liquid detergent less than.
[0094]
　Other aspects of the present invention,
　(A) component: a nonionic surfactant,
　(B) component: anionic surfactant (excluding higher fatty acid salts.),
　(C) component: 3-methoxy-butanol 3-methoxy-3-methyl butanol, 3-methoxy-2-methyl butanol, 3-methoxy-1-methyl butanol, and 1 or more organic solvent selected from the group consisting of 3-methoxy-3-methyl-butyl acetate,
　and water,
　and a component which can be acceptable as a liquid detergent optionally
contain,
　based on the total weight of the liquid detergent, is less than 50% by weight content of component (B),
　(a) component / ( B) mass ratio represented by component is less than 3, the liquid detergent.
[0095]
　Other aspects of the present invention,
　(A) component: a compound represented by the above general formula (a1) and, the compound represented by the above general formula (a2) or a compound represented by the above general formula (a3) and nonionic surfactants including bets,
　(B) component: a linear alkyl benzene sulfonic acid or a salt thereof (b1), polyoxyalkylene alkyl ether sulfate or its salt (b2) and an anionic surfactant containing a (however, . excluding higher fatty acid salt)
　and, (C) component: 3-methoxy butanol, 3-methoxy-3-methyl butanol, 3-methoxy-2-methyl butanol, 3-methoxy-1-methyl butanol, 3-methoxy -3 - and one or more organic solvent selected from the group consisting of methyl butyl acetate,
　and water,
　a component optionally may be acceptable as a liquid detergent,
containing,
　liquid Relative to the total weight of the detergent, (B) the content of component is less than 50 wt%,
　(A) component / (B) weight ratio expressed by component is less than 3, the liquid detergent.
[0096]
　Other aspects of the present
　invention, (A) component: In the general formula (a1), a -X- is -COO-, R 12 is a methyl group, a polyoxyethylene fatty acid methyl t is 0 and esters, nonionic surface active agent comprising a compound represented by the above compound represented by the general formula (a2) or the general formula (a3),
　(B) component: linear alkyl benzene sulfonic acid or a salt thereof (b1 a), polyoxyalkylene alkyl ether sulfate or its salt (b2) and an anionic surfactant containing a (however, the exception of a higher fatty acid salt),.
　including 3-methoxy-3-methylbutanol: (C) component an organic solvent,
　and water,
　and a component which can be acceptable as a liquid detergent optionally
contain,
　based on the total weight of the liquid detergent, is less than 50% by weight content of component (B),
　(a Mass ratio represented by component / (B) component is less than 3, the liquid detergent.
[0097]
　Other aspects of the present invention,
　(A) component: a nonionic surfactant,
　(B) component: anionic surfactant (excluding higher fatty acid salts.) And,
　(C) component: the general formula ( and an organic solvent represented by c1),
　and water
　, a component optionally may be acceptable as a liquid detergent
containing,
　relative to the total weight of the liquid detergent, ~ 10 content of the component (a) 80 is the mass%, (B) a content of the component is less than 50 wt%, (C) a content of the component 1 to 30 wt%, and the total 100 mass% of the content of each component not more than,
　is less than 3 mass ratio represented by (a) component / (B) component, the liquid detergent.
[0098]
　Other aspects of the present invention,
　(A) component: a nonionic surfactant,
　(B) component: anionic surfactant (excluding higher fatty acid salts.) And,
　(C) component: the general formula ( and an organic solvent represented by c1),
　and water
　, and components that may be acceptable as a liquid detergent optionally
contain,
　based on the total weight of the liquid detergent, (a) content of the component 25 to 50 is the mass%, (B) is 1 to 35 mass% is the content of the component, (C) the content of component is 3 to 10 mass%, and the total content of each component is 100 wt% the not
　exceed, (a) component / (B) weight ratio expressed by component is 1 to 2.5, the liquid detergent.
[0099]
　Other aspects of the present invention,
　(A) component: a nonionic surfactant,
　(B) component: anionic surfactant (excluding higher fatty acid salts.) And,
　(C) component: the general formula ( and an organic solvent represented by c1),
　and water
　, a component optionally may be acceptable as a liquid detergent
containing,
　relative to the total weight of the liquid detergent, ~ 10 content of the component (a) 80 is the mass%, (B) a content of the component is less than 50 wt%, (C) a content of the component 1 to 30 wt%, the total of components (a) and (B) the content of the component There is 15 to 80 mass%, and the total content of the components does not exceed 100% by weight,
　is less than 3 mass ratio represented by (a) component / (B) component, the liquid detergent .
[0100]
　Other aspects of the present invention,
　(A) component: a nonionic surfactant,
　(B) component: anionic surfactant (excluding higher fatty acid salts.) And,
　(C) component: the general formula ( and an organic solvent represented by c1),
　and water
　, a component optionally may be acceptable as a liquid detergent
containing,
　relative to the total weight of the liquid detergent, ~ 10 content of the component (a) 80 is the mass%, (B) a content of the component is less than 50 wt%, (C) a content of the component 1 to 30 wt%, and the total 100 mass% of the content of each component not
　exceed, (a) a component / (B) weight ratio expressed by component is less than 3, the mass ratio of 0.1 to 15 represented by the component (B) / (C) component, liquid cleaning agent.
[0101]
　Other aspects of the present invention,
　(A) component: a nonionic surfactant,
　(B) component: anionic surfactant (excluding higher fatty acid salts.) And,
　(C) component: the general formula ( and an organic solvent represented by c1),
　and water
　, a component optionally may be acceptable as a liquid detergent
containing,
　relative to the total weight of the liquid detergent, ~ 10 content of the component (a) 80 is the mass%, (B) a content of the component is less than 50 wt%, (C) a content of the component 1 to 30 wt%, the total of components (a) and (B) the content of the component There is 15 to 80 mass%, and the total content of the components does not exceed 100% by
　weight, is less than 3 mass ratio represented by (a) component / (B) component, (B) mass ratio represented by component / (C) component is 0.1 to 15, liquid detergent.
[0102]
　Other aspects of the present invention,
　(A) component: a nonionic surfactant,
　(B) component: anionic surfactant (excluding higher fatty acid salts.) And,
　(C) component: the general formula ( and an organic solvent represented by c1),
　and water
　, and components that may be acceptable as a liquid detergent optionally
contain,
　based on the total weight of the liquid detergent, (a) content of the component 25 to 50 is the mass%, (B) a content of the component 1 to 35 wt%, (C) a content of the component 3 to 10% by weight, of the component (a) and (B) the content of the component total of 30 to 70 mass%, and the total content of the components does not exceed 100% by
　weight, be a mass ratio of 1 to 2.5 represented by the component (a) / (B) component , (B) component / (C) weight ratio expressed by component is 2 to 5, the liquid detergent.
[0103]
　Other aspects of the present invention,
　(A) component: a compound represented by the above general formula (a1) and, the compound represented by the above general formula (a2) or a compound represented by the above general formula (a3) and nonionic surfactants including bets,
　(B) component: a linear alkyl benzene sulfonic acid or a salt thereof (b1), polyoxyalkylene alkyl ether sulfate or its salt (b2) and an anionic surfactant containing a (however, . excluding higher fatty acid salt)
　and, (C) component: 3-methoxy butanol, 3-methoxy-3-methyl butanol, 3-methoxy-2-methyl butanol, 3-methoxy-1-methyl butanol, 3-methoxy -3 - and one or more organic solvent selected from the group consisting of methyl butyl acetate,
　and water,
　a component optionally may be acceptable as a liquid detergent,
containing,
　liquid Relative to the total weight of the detergent, (A) a content of the component 10 to 80 mass%, (B) a content of the component is less than 50 wt%, and 1 is the content of the component (C) was 30 wt%, and the total content of the components does not exceed 100% by weight,
　is less than 3 mass ratio represented by (a) component / (B) component, the liquid detergent.
[0104]
　Other aspects of the present invention,
　(A) component: a compound represented by the above general formula (a1) and, the compound represented by the above general formula (a2) or a compound represented by the above general formula (a3) and nonionic surfactants including bets,
　(B) component: a linear alkyl benzene sulfonic acid or a salt thereof (b1), polyoxyalkylene alkyl ether sulfate or its salt (b2) and an anionic surfactant containing a (however, . excluding higher fatty acid salt)
　and, (C) component: 3-methoxy butanol, 3-methoxy-3-methyl butanol, 3-methoxy-2-methyl butanol, 3-methoxy-1-methyl butanol, 3-methoxy -3 - and one or more organic solvent selected from the group consisting of methyl butyl acetate,
　and water,
　a component optionally may be acceptable as a liquid detergent,
containing,
　liquid Relative to the total weight of the detergent is 25 to 50 mass% content of (A), (B) a content of the component 1 to 35 wt%, the content of component (C) 3 a ~ 10 wt%, and the total content of the components does not exceed 100
　wt%, a weight ratio of 1 to 2.5 represented by the component (a) / (B) component, liquid cleaning agent.
[0105]
　Other aspects of the present invention,
　(A) component: a compound represented by the above general formula (a1) and, the compound represented by the above general formula (a2) or a compound represented by the above general formula (a3) and nonionic surfactants including bets,
　(B) component: a linear alkyl benzene sulfonic acid or a salt thereof (b1), polyoxyalkylene alkyl ether sulfate or its salt (b2) and an anionic surfactant containing a (however, . excluding higher fatty acid salt)
　and, (C) component: 3-methoxy butanol, 3-methoxy-3-methyl butanol, 3-methoxy-2-methyl butanol, 3-methoxy-1-methyl butanol, 3-methoxy -3 - and one or more organic solvent selected from the group consisting of methyl butyl acetate,
　and water,
　a component optionally may be acceptable as a liquid detergent,
containing,
　liquid Relative to the total weight of the detergent, (A) a content of the component 10 to 80 mass%, (B) a content of the component is less than 50 wt%, and 1 is the content of the component (C) was 30 wt%, the total content of components (a) and component (B) is 15 to 80 mass%, and the total content of the components does not exceed 100
　weight%, component (a) / (B) weight ratio expressed by component is less than 3, the liquid detergent.
[0106]
　Other aspects of the present invention,
　(A) component: a compound represented by the above general formula (a1) and, the compound represented by the above general formula (a2) or a compound represented by the above general formula (a3) and nonionic surfactants including bets,
　(B) component: a linear alkyl benzene sulfonic acid or a salt thereof (b1), polyoxyalkylene alkyl ether sulfate or its salt (b2) and an anionic surfactant containing a (however, . excluding higher fatty acid salt)
　and, (C) component: 3-methoxy butanol, 3-methoxy-3-methyl butanol, 3-methoxy-2-methyl butanol, 3-methoxy-1-methyl butanol, 3-methoxy -3 - and one or more organic solvent selected from the group consisting of methyl butyl acetate,
　and water,
　a component optionally may be acceptable as a liquid detergent,
containing,
　liquid Relative to the total weight of the detergent, (A) a content of the component 10 to 80 mass%, (B) a content of the component is less than 50 wt%, and 1 is the content of the component (C) It was 30 wt%, and the total content of the components does not exceed 100% by
　weight, (a) component / (B) weight ratio expressed by component is less than 3, (B) component / ( C) the mass ratio of 0.1 to 15 represented by the component, (b2) / (mass ratio represented by b1) is 0.1-9, liquid detergent.
[0107]
　Other aspects of the present invention,
　(A) component: a compound represented by the above general formula (a1) and, the compound represented by the above general formula (a2) or a compound represented by the above general formula (a3) and nonionic surfactants including bets,
　(B) component: a linear alkyl benzene sulfonic acid or a salt thereof (b1), polyoxyalkylene alkyl ether sulfate or its salt (b2) and an anionic surfactant containing a (however, . excluding higher fatty acid salt)
　and, (C) component: 3-methoxy butanol, 3-methoxy-3-methyl butanol, 3-methoxy-2-methyl butanol, 3-methoxy-1-methyl butanol, 3-methoxy -3 - and one or more organic solvent selected from the group consisting of methyl butyl acetate,
　and water,
　a component optionally may be acceptable as a liquid detergent,
containing,
　liquid Relative to the total weight of the detergent, (A) a content of the component 10 to 80 mass%, (B) a content of the component is less than 50 wt%, and 1 is the content of the component (C) was 30 wt%, the total content of components (a) and component (B) is 15 to 80 mass%, and the total content of the components does not exceed 100
　weight%, component (a) / (B) weight ratio expressed by component is less than 3, the mass ratio of 0.1 to 15 represented by the component (B) / (C) component, the table in (b2) / (b1) mass ratio being of 0.1 to 9 and the liquid detergent.
[0108]
　Other aspects of the present
　invention, (A) component: In the general formula (a1), a -X- is -COO-, R 12 is a methyl group, a polyoxyethylene fatty acid methyl t is 0 and esters, nonionic surface active agent comprising a compound represented by the above compound represented by the general formula (a2) or the general formula (a3),
　(B) component: linear alkyl benzene sulfonic acid or a salt thereof (b1 a), polyoxyalkylene alkyl ether sulfate or its salt (b2) and an anionic surfactant containing a (however, the exception of a higher fatty acid salt),.
　including 3-methoxy-3-methylbutanol: (C) component an organic solvent,
　and water,
　and a component which optionally may be acceptable as a liquid detergent
containing,
　relative to the total weight of the liquid detergent, from 25 to 50 mass% content of the component (a), ( B ) Content of the component is 1 to 35 mass%, (C) a content of the component 3 to 10% by weight, (A) the total of component and content of the component (B) is 30 to 70 wt% and a, and the total content of the components does not exceed 100 wt%,
　the mass ratio is 1 to 2.5 represented by the component (a) / (B) component, (B) component / ( C) the mass ratio of 2 to 5 represented by component, (b2) / (mass ratio represented by b1) is 0.5-9, liquid detergent.
Example
[0109]
　Hereinafter, detailed explanation of the present invention by showing Examples, the present invention is not limited by the following description. The amount of the components used in the examples are particularly pure content converted value unless otherwise specified.
[0110]
"Materials used"
　as the component (A), using the compound shown below.
· A-1: coconut fatty acid methyl (mixture of methyl laurate / myristate Methyl 8/2 by mass ratio), using the alkoxylation catalysts, those obtained by adding 15 moles equivalent of ethylene oxide (polyoxyethylene fatty acid methyl ester (MEE)). In the general formula (a1), R 11 linear alkyl group of = alkyl group and the carbon number of 13 linear carbon atoms 11, R 12 = methyl group, -X- is -COO-, s = 15 , t = 0, the narrow rate of 33%. Those synthesized by the following synthesis method.
· A-2: in the second alcohol of 12 to 14 carbon atoms, obtained by adding the 7 molar equivalent of ethylene oxide (manufactured by Nippon Shokubai Co., Ltd., trade name "Softanol 70"). In the general formula (a2), R 13 branched chain alkyl group = carbon number of 12 ~ 14, p = 7, q = 0, r = 0.
· A-3: a C12 alkene obtained by trimerization of butene relative to C13 alcohols obtained by subjecting the oxo process, those obtained by adding 10 mol equivalent of ethylene oxide (C13 oxo alcohol ethoxylates), (manufactured by BASF , trade name "Lutensol TO10"). In the general formula (a3), x + y = 11, m = 10.
· A-4: obtained by adding 15 moles equivalent of ethylene oxide derived alcohol of 12 and 14 carbon atoms (primary alcohol) (polyoxyethylene alkyl ether (LMAO)). Those synthesized by the following synthesis method.
[0111]
(Synthesis method A-1)
　according to the synthesis method described in JP 2000-144179 JP was synthesized A-1 as follows. Composition-Al
　2.5MgO 2 O 3 · wH 2 alumina hydroxide magnesium is O (, manufactured by Kyowa Chemical Industry Co., Ltd., trade name "Kyoward 300") for 1 hour at 600 ° C., calcined in a nitrogen atmosphere to obtain a calcined alumina hydroxide magnesium (unmodified) catalyst. And calcining alumina hydroxide magnesium (unmodified) catalyst 2.2g, and 0.5N potassium hydroxide ethanol solution 2.9 mL, was charged with methyl laurate 280 g, and methyl myristate 70g to 4L autoclave, the autoclave the modification of the catalyst was carried out at the inner. Then, after replacing the inside of the autoclave with nitrogen, 180 ° C. The temperature, while maintaining the pressure to 0.3 MPa, and ethylene oxide is fed 1052G, and reacted with stirring. 　The resulting reaction solution was cooled to 80 ° C. and a water 159 g, after activated clay and diatomaceous earth were added and mixed with 5g respectively as a filter aid to give the A-1 and the catalyst is filtered off.
[0112]
　Narrow rate of A-1 was measured by the following procedure.
　The following measuring conditions, the distribution of addition mole number is different ethylene oxide adduct of ethylene oxide was measured to calculate the narrow ratio (mass%) by the formula (S).
[Measurement conditions for distribution of the HPLC by ethylene oxide adducts]
, device: LC-6A (manufactured by Shimadzu Corporation).
Detector: SPD-10A.
Measurement wavelength: 220nm.
Column: Zorbax C8 (manufactured by Du Pont Co., Ltd.).
Mobile phase: acetonitrile / water = 60/40 (volume ratio).
Flow rate: 1mL / min.
Temperature: 20 ℃.
[0113]
(A-4 synthesis method)
　Procter & Gamble Co. of CO-1214 (trade name) and 861.2G, were charged and 30 wt% NaOH aqueous solution 2.0g in a pressure reactor vessel, the reaction vessel It was purged with nitrogen. Then, the temperature 100 ° C., was dehydrated for 30 minutes at less pressure 2.0 kPa, the temperature was raised to 160 ° C.. Then, while stirring the reaction solution, ethylene oxide (gaseous) 760.6G was slowly added to the reaction solution. At this time, while the reaction temperature is adjusted to the rate of addition so as not to exceed 180 ° C., it was added in tube blowing ethylene oxide.
　After completion of the addition of ethylene oxide, the temperature 180 ° C., was aged for 30 minutes at less pressure 0.3 MPa, temperature of 180 ° C., a pressure 6.0kPa or less at 10 minutes and freed from unreacted ethylene oxide.
　Then, obtained after cooling the temperature to 100 ° C. or less, so that the pH of 1% by weight aqueous solution of the reactants is about 7, and neutralized by addition of 70 wt% p-toluenesulfonic acid, A-4 a It was.
[0114]
　As the component (B), using the compound shown below.
· B-1: linear alkyl benzene sulfonic acid (LAS), (manufactured by Lion Corporation, trade name "Lipon LH-200").
· B-2: polyoxyalkylene alkyl ether sulfate (AES), (mixture of sodium polyoxyethylene lauryl ether sulfate and polyoxyethylene myristyl ether sulfate ester, an average addition mole number 1 of EO).
[0115]
　As the component (C), using the compound shown below.
· C-1: 3- methoxy-3-methyl-butanol (manufactured by Kuraray Co., Ltd., trade name "Sol fit"). In the general formula (c1), R 31 = methyl, R 32 = hydrogen atom, R 33 = hydrogen atom, R 34 = hydrogen atom.
[0116]
　As optional components, using the compound shown below.
- coconut fatty acid: NOF Co., Ltd., trade name "coconut fatty acid".
Ethanol (water-miscible organic solvent): Japan Alcohol Trading Co., Ltd., the trade name of "specific alcohol 95 degrees synthesis".
· PPG4000: polyoxypropylene glyceryl ether (manufactured by Mitsui Chemicals, Inc., trade name "act call T-4000", the weight average molecular weight 4000).
· PTSH: para-toluene sulfonic acid (Kyowa Hakko Kogyo Co., Ltd., trade name "PTS acid").
- sodium lactate (enzyme stabilizers): Kanto Chemical Co., Ltd., trade name "sodium lactate".
· MGDA: methyl glycine 2 acetic acid 3 sodium (BASF Co., Ltd. under the trade name "Trilon M Liquid").
Calcium chloride (enzyme stabilizers): Kanto Chemical Co., Ltd., trade name "calcium chloride".
Sodium benzoate (preservative): Toagosei Co., Ltd., trade name "sodium benzoate".
Flavoring (flavoring): perfume composition according to Table 11 to 18 JP 2002-146399 Laid A.
· SR agent: soil release polymer (manufactured by Clariant Japan KK, trade name "TexCare SRN-170C", weight average molecular weight: 5% by weight aqueous solution of 2000 ~ 3000, pH (20 ℃ ): 4, viscosity (20 ℃): 300mPa · s). TexCare SRN-170C is, trade name: TexCare SRN-100 (Clariant Japan Co., Ltd., weight average molecular weight: 2,000 to 3,000) is 70% by weight aqueous solution of.
· HP20: ethylene oxide adducts of polyethylene imine (BASF Co., Ltd. under the trade name "Sokalan HP20").
Sodium hydroxide: Tsurumi Soda Co., Ltd., trade name "sodium hydroxide".
- dichroic San (antibacterial agent): 4,4'-dichloro-2-hydroxy-diphenyl ether (BASF Corp., trade name "Tinosan HP100").
- Alcalase (enzyme): Novozymes Co., Ltd. under the trade name "Alcalase2.5L".
Dye (coloring agent): Kishi Kasei Co., Ltd., trade name "Green No. 3".
· MEA (alkaline agent): monoethanolamine (manufactured by Nippon Shokubai Co., Ltd., the trade name of "monoethanolamine").
Purified water: Kanto Chemical Co., Ltd..
[0117]
"Examples 1-9, Comparative Examples 1 and 2"

　according compounding compositions shown in Table 1, (A) component, (B) component, (C) component and optional components (provided that It was added excluded.) of sodium hydroxide and MEA, after mixing, adjust pH to 7 at 25 ° C. of the mixture with sodium hydroxide and MEA, were prepared liquid detergent. In addition, the measurement of the pH, using a pH meter (DKK-TOA Corporation of the product name "HM-30G").
　For each example of a liquid cleaning agent obtained, as follows, anti-redeposition properties were evaluated coating cleanability and normal detergency. The results are shown in Tables 1 and 2.
[0118]

(anti-redeposition properties Evaluation)
　using the example of a liquid detergent, the washing step described below was performed rinsing process, the washing process is repeated three times a drying step in this order. As the wash, which was used cotton below, polyester (PE) fabric, a wet-type artificially stained fabrics and skin shirt.
　Cotton: 5 sheets of cotton hosiery (valley head made Shoten) 5cm × 5cm as a re-pollution judgment cloth.
　PE cloth: polyester Tropical (valley head made shopping) as the re-pollution judgment cloth 5 pieces of 5 × 5cm.
　Wet-type artificially stained cloth: Foundation washing Academy of Sciences made of stained cloth (28.3% oleic acid, triolein 15.6%, cholesterol oleate 12.2%, liquid paraffin 2.5%, squalene 2.5%, cholesterol 1.6%, 7.0% gelatin, 29.8% mud, 20 sheets of carbon black 0.5% cloth dirt composition (mass ratio)).
　Skin shirt: BVD skin shirt (LL size, Fuji Spinning Holdings Co., Ltd.) finely (3cm × about 3cm) that was cut.
[0119]
Washing
　step: a Terg-o-tometer (UNITED STATES TESTING Ltd.) in, put 3 ° DH hard water 900mL of 25 ° C., the liquid detergent 0.6g of each example was added here, then, the object to be washed product brewed. After that, adjusting the bath ratio 20-fold with 3 ° DH hard water, and washed for 10 minutes at 120 rpm, 25 ° C..
[0120]
Rinsing step:
　After the object to be washed product after washing was dried for 1 minute, placed in a 3 ° DH hard water 900mL of 25 ° C., rinsed for 3 minutes at 120 rpm, 25 ° C.. This operation (dehydration, rinse) was repeated twice. The second time, the 3 ° DH hard water 900mL of 25 ° C., were rinsed by adding a predetermined amount of softener. The softener, using the room Dried Soflan (manufactured by Lion Corporation).
[0121]
Drying step:
　After drying for 1 minute to be washed product was rinsed, only recontamination determination fabric (cotton) was taken out, sandwiched filter paper, and dried with iron.
　Separately, only the recontamination determination fabric (PE fabric) was removed, sandwiched filter paper, and dried with iron.
[0122]
　Spectroscopic color difference meter using the (Nippon Denshoku Industries Co., Ltd., product name "SE200"), the reflectivity of the re-pollution judgment cloth before and after washing processing (cotton cloth) the (Z value) were measured to obtain the ΔZ from the following formula It was. Similarly, the reflectance of recontamination determination cloth before and after washing processing (PE fabric) and (Z value) was measured to determine the ΔZ from the following formula.
　[Delta] Z = (Z value before the washing treatment) - (Z value after the washing process)
[0123]
　For ΔZ in recontamination determination cloth cotton, we obtain the five average values were evaluated anti-soil redeposition properties to cotton by the liquid detergent on the basis of the following criteria. ◎ or if ○, antiredeposition properties to cotton cloth was judged to be favorable.
　◎: △ Z (average value) is less than 5.
　○: △ Z (average value) is less than 5 or more 7.
　△: △ Z less than (mean) is 7 to 9.
　×: △ Z (average value) is 9 or more.
[0124]
　Similarly, for ΔZ in recontamination determination cloth PE fabric obtains a five average values were evaluated redeposition of the PE fabric with a liquid cleaning agent based on the following criteria. ◎ or if ○, it is determined that the soil redeposition properties of the PE fabric is good.
　◎: △ Z (average value) is less than 3.
　○: △ Z less than (mean) is 3 or more 4.
　△: △ Z less than 5 (average value) of 4 or more.
　×: △ Z (mean) of 5 or more.
[0125]
(Cleaning power rating: ink applied washing against
　dirt) 5Cm × 5Cm cotton cloth was cut into the evaluation cloth (the cotton hosiery, valley head made shopping) 10 sheets, oil-based ballpoint pen (ZEBRA Co., Ltd. under the trade name "Clip-on- and smeared oil-based ink of Slim oily ballpoint pen "), oil-based ink stains are prepared ink soiled cloth attached. At this time, it was smeared with oil ink so that the circle of diameter 2cm at the center of the cotton cloth.
　The ink soiled cloth was washed by the following procedure using a liquid cleaning agent for each example.
[0126]
　Applying a liquid detergent 0.05mL of each example in oil ink stain adhered to the ink soiled fabric and left for 3 minutes, using a washing solution obtained by dissolving a liquid detergent 6mL of each example to water 15L and washed by the following washing method.
　Using Terg-O-Tometer (UNITED STATES TESTING Ltd.) as a washing tester. And the ink 10 sheets soiled cloth after leaving the example of a liquid cleaning agent is applied for 3 minutes, the put and washing liquid in the washing tester, in accordance with the 30-fold bath ratio, 120 rpm, 15 ° C. for 10 minutes washed. Next, double-chamber type washing machine transferred to (Mitsubishi Electric Co., Ltd., No. "CW-C30A1-H1"), after dehydration for 1 minute, rinsed tap water (15 ° C., 4 ° DH) in 30L 3 minutes, air drying did.
　Evaluation was not with the oil-based ink stain fabrics, the ink soiled cloth and ink soiled cloth after washing before washing, with each reflectance color difference meter (Nippon Denshoku Industries Co., Ltd., product name "SE200") measured and calculated detergency ratio by the following formula (1) (%).
　Detergency ratio (%) = {(K / S of K / S- ink soiled fabric after washing of the ink soiled cloth before washing) / (pre-cleaning ink stain of plaque cloth K / S- evaluation's fabric K / S)} × 100 ··· (1)
　However, K / S is the formula: (1-R / 100) 2 is a value determined by / (2R / 100), R is evaluated fabric, pre-washed an ink stain reflectance of ink soiled cloth after plaque cloth or washing (%).
[0127]
　Ink stain was calculated detergency ratio for ten plaque fabric (%), the average value was determined and evaluated applying cleaning for inks stains based on the following criteria. ◎ or if ○, the coating detergency was judged to be good.
　◎: washing ratio (average value) of 40% or more.
　○: washing ratio (average value) is less than 35% to 40%.
　△: washing ratio (average value) is less than 35% to 30%.
　×: washing ratio (average value) is less than 30%.
[0128]
: (Detergency evaluation usually washed against Lipstick soiled)
　as soiled detergency evaluation was used lipstick (lipstick) which is a typical example of hardly dropped oily-like composite stains. Lipstick (manufactured by Shiseido Co., Ltd., trade name "Maquillage Moisture Rouge Color On type red") has been transferred to a finger, and smeared it PE cloth (polyester tropical, valley head made shopping) 10 sheets of fabric surface, lip stick dirt to prepare a lipstick Kitanaaka cloth attached. In this case, it was smeared lipstick so that the circle with a diameter of 3cm in the middle of the PE cloth.
　The lipstick Kitanaaka cloth, the washing liquid using a dissolved liquid detergent 6mL of each example to water 15L, and washed with the following washing methods.
[0129]
　Using Terg-O-Tometer (UNITED STATES TESTING Ltd.) as a washing tester. And 10 sheets the lipstick Kitanaaka cloth, and washed knitted fabric placed in the washing tester and the washing liquid, in accordance with the 30-fold bath ratio, and washed for 20 minutes at 120 rpm, 15 ° C.. Next, double-chamber type washing machine transferred to (Mitsubishi Electric Co., Ltd., No. "CW-C30A1-H1"), after dehydration for 1 minute, rinsed tap water (15 ° C., 4 ° DH) in 30L 3 minutes, air drying did.
　For lipstick Kitanaaka cloth after lip stick Kitanaaka cloth and cleaning before washing, color difference meter a value respectively measured at (Nippon Denshoku Industries Co., Ltd., product name "SE200"), the following formula 2) cleaning than It was calculated the rate (%).
　Detergency ratio (%) = {(a value of lipstick Kitanaaka cloth before washing - a value of lipstick Kitanaaka cloth after washing) / a value before washing lipsticks Kitanaaka cloth} × 100 · · · (2)
[0130]
　Calculated detergency ratio for ten Lipstick Kitanaaka fabric (%), the average value was determined and evaluated normal washing against lipstick stains on the basis of the following criteria. ◎ or if ○, the normal detergency is determined to be good.
　◎: washing ratio (average value) of 60% or more.
　○: washing ratio (average value) is less than 60% to 50%.
　△: washing ratio (average value) is less than 50% to 40%.
　×: washing ratio (average value) is less than 40%.
[0131]
[Table 1]

[0132]
[Table 2]

[0133]
　In Table 1, the "balance" is the amount of water (purified water) necessary to 100 mass% in total liquid detergent (mass%).
　Further, "A + B" is the total content of the component (A) and component (B) in the liquid detergent. "A / B ratio" is the mass ratio represented by (A) component / (B) component. "B / C ratio" is the mass ratio represented by component (B) / (C) component. "B-2 / B-1 ratio" is the mass ratio represented by B-2 / B-1.
[0134]
　As is evident from Table 1, the liquid detergent of Examples are excellent in anti-redeposition properties, and also had good coating detergency. The liquid detergent of Examples were superior to the normal detergency as compared to the liquid detergent of Comparative Examples 1 and 2.
　On the other hand, as is clear from Table 2, A / B ratio of the liquid detergent of Comparative Example 1 is 5.00, it was inferior in anti-redeposition properties.
　(C) the liquid detergent of Comparative Example 2 containing no component was inferior to the coating detergency.
Industrial Applicability
[0135]
　Liquid detergent of the present invention is excellent in anti-redeposition properties, and coating detergency is good.

The scope of the claims
[Requested item 1]
　Component (A): a nonionic surfactant,
　(B) component: the anionic surfactant (excluding higher fatty acid salts.),
　(C) component: an organic solvent represented by the following formula (c1) ,
　containing,
　(B) a content of the component is less than 50 wt%,
　(a) component / (B) weight ratio expressed by component is less than 3, the liquid detergent.
[Chemical formula 1]

(In the formula (c1), R 31 ~ R 33 are each independently a hydrogen atom or an alkyl group having a carbon number of 1 ~ 3, R 34 is a hydrogen atom or an acetyl group.)
[Requested item 2]
　The component (C) is 3-methoxy-3-methylbutanol, liquid detergent according to claim 1.
[Requested item 3]
　Wherein component (A) comprises two or more nonionic surface active agent, at least one of the two or more nonionic surfactants, primary alkylene oxide adducts or branched secondary alcohol an alkylene oxide adduct of an alcohol, liquid detergent according to claim 1 or 2.