Claims:1. A skin care formulation comprising:
a. cyclopentasiloxane having weight percentage in the range of 2-4%;
b. glyceryl monostearate having weight percentage in the range of 1.25-1.75%;
c. ethylene glycol distearate having weight percentage in the range of 0.75-1.25%; and
d. sodium pyrolidine carboxylic acid having weight percentage in the range of 0.25-0.75%.
2. The skin care formulation as claimed in claim 1, comprising:
a. cyclopentasiloxane having weight percentage of 3%;
b. glyceryl monostearate having weight percentage of 1.5%;
c. ethylene glycol distearate having weight percentage of 1%; and
d. sodium pyrolidine carboxylic acid having weight percentage of 0.5%.
3. The skin care formulation as claimed in any of the claims 1-2, further comprising at least one cosmetically acceptable ingredient.
4. The skin care formulation as claimed in claim 3, wherein the at least one cosmetically acceptable ingredient is selected from the group consisting of water, mineral oil, glycerin, poly (oxy-1,2-ethanediyl), alpha.-octadecyl-.omega.-hydroxy (steareth-21), paraffin, phenoxyethanol, carbomer, triethanolamine, at least one paraben, EDTA, at least one preservative, poly(oxy-1,2-ethanediyl), .alpha.-octadecyl-.omega.-hydroxy (steareth-2), acrylates/C10-30 alkyl acrylate crosspolymer, cetyl alcohol, isopropyl palmitate, petrolatum, propylene glycol, at least one emollient, and combinations thereof.
5. The skin care formulation as claimed in claim 4, comprising:
a. mineral oil having weight percentage in the range of 15-20%;
b. glycerin having weight percentage in the range of 1-5%;
c. cyclopentasiloxane having weight percentage in the range of 2-4%;
d. poly(oxy-1,2-ethanediyl), .alpha.-octadecyl-.omega.-hydroxy (steareth-21) having weight percentage in the range of 2-3%;
e. isopropyl palmitate having weight percentage in the range of 1-5%;
f. glyceryl monostearate having weight percentage in the range of 1.25-1.75%;
g. paraffin having weight percentage in the range of 0.5-2%;
h. poly(oxy-1,2-ethanediyl), .alpha.-octadecyl-.omega.-hydroxy (steareth-2) having weight percentage in the range of 1-2%;
i. cetyl alcohol having weight percentage in the range of 0.5-2%;
j. ethylene glycol distearate having weight percentage in the range of 0.75-1.25%;
k. petrolatum having weight percentage in the range of 0.1-2.0%;
l. sodium pyrolidine carboxylic acid having weight percentage in the range of 0.25-0.75%;
m. carbomer having weight percentage in the range of 0.05-0.5%;
n. acrylates/C10-30 alkyl acrylate crosspolymer having weight percentage in the range of 0.05-0.3%;
o. propylene glycol having weight percentage in the range of 0.1-2%;
p. triethanolamine having weight percentage in the range of 0.05-0.5%;
q. methyl paraben having weight percentage in the range of 0.05-0.5%;
r. propyl paraben having weight percentage in the range of 0.02-0.1%;
s. shea butter having weight percentage in the range of 0.01-0.5%;
t. phenoxyethanol having weight percentage in the range of 0.01-1.0%;
u. butylated hydroxyl toluene having weight percentage in the range of 0.01-1.0%; and
v. disodium EDTA having weight percentage in the range of 0.01-1%.
6. The skin care formulation as claimed in claim 5, comprising:
a. mineral oil having weight percentage of 18%;
b. glycerin having weight percentage of 3%;
c. cyclopentasiloxane having weight percentage of 3%;
d. poly(oxy-1,2-ethanediyl), .alpha.-octadecyl-.omega.-hydroxy (steareth 21) having weight percentage of 2.4%;
e. isopropyl palmitate having weight percentage of 1.5%;
f. glyceryl monostearate having weight percentage of 1.5%;
g. paraffin having weight percentage of 1.25%;
h. poly(oxy-1,2-ethanediyl), .alpha.-octadecyl-.omega.-hydroxy (steareth-2) having weight percentage of 1.2%;
i. cetyl alcohol having weight percentage of 1%;
j. ethylene glycol distearate having weight percentage of 1%;
k. petrolatum having weight percentage of 0.5%;
l. sodium pyrolidine carboxylic acid having weight percentage of 0.5%;
m. carbomer having weight percentage of 0.3%;
n. acrylates/C10-30 alkyl acrylate crosspolymer having weight percentage of 0.1%;
o. propylene glycol having weight percentage of 0.5%;
p. triethanolamine having weight percentage of 0.4%;
q. methyl paraben having weight percentage of 0.35%;
r. propyl paraben having weight percentage of 0.06%;
s. shea butter having weight percentage of 0.1%;
t. phenoxyethanol having weight percentage of 0.5%;
u. butylated hydroxyl toluene having weight percentage of 0.1%; and
v. disodium EDTA having weight percentage of 0.1%.
7. A method of preparing a skin care formulation, the method comprising:
a. preparing a suspension of a polymer mixture in water, the suspension comprising glycerin, propylene glycol, carbomer, acrylates/C10-30 alkyl acrylate crosspolymer, and poly(oxy-1,2-ethanediyl), and .alpha.-octadecyl-.omega.-hydroxy (steareth 21);
b. preparing an oil mixture, the oil mixture comprising ethylene glycol distearate, glyceryl monostearate, and one or more of mineral oil, paraffin, and shea butter; and
c. contacting the suspension of polymer mixture, the oil mixture, and additives to form the skin care formulation, wherein the additives comprise cyclopentasiloxane and sodium pyrolidine carboxylic acid,
wherein the weight percentage of cyclopentasiloxane is in the range of 2-4%, the weight percentage of glyceryl monostearate is in the range of 1.25-1.75%, the weight percentage of ethylene glycol distearate is in the range of 0.75-1.25%, and the weight percentage of sodium pyrolidine carboxylic acid is in the range of 0.25-0.75%.
8. The method as claimed in claim 7, wherein preparing the suspension of polymer mixture comprises:
a. contacting water, disodium EDTA, glycerin, methyl paraben, propylene glycol at a temperature in the range of 75-80°C to obtain an evenly dispersed mixture A;
b. contacting carbomer with mixture A at a temperature in the range of 25-30°C to obtain an evenly dispersed mixture B;
c. contacting acrylates/C10-30 alkyl acrylate crosspolymer with mixture B at a temperature in the range of 59-61°C to obtain an evenly dispersed mixture C;
d. contacting poly(oxy-1,2-ethanediyl), .alpha.-octadecyl-.omega.-hydroxy (steareth-21) with mixture C at a temperate in the range of 64-66°C to obtain an evenly dispersed mixture D; and
e. heating the mixture D until temperature of the mixture D reaches the range of 74-78°C.
9. The method as claimed in claim 7, wherein preparing the oil mixture comprises contacting poly(oxy-1,2-ethanediyl), .alpha.-octadecyl-.omega.-hydroxy (steareth-2), isopropyl palmitate, cetyl alcohol, petrolatum, paraffin, ethylene glycol distearate, glyceryl monostearate, propyl paraben, shea better, and mineral oil at a temperature in the range of 78-80°C.
10. The method as claimed in claim 7, wherein contacting the suspension of polymer mixture, the oil mixture, and additives comprises:
a. adding the oil mixture to the suspension of polymer mixture at a temperature in the range of 78-80°C;
b. contacting combination of the oil mixture and the suspension with triethanolamine at a temperature in the range of 55-57°C to obtain an evenly dispersed mixture E;
c. contacting phenoxyethanol with the mixture E at a temperature in the range of 52-55°C to obtain an evenly dispersed mixture F;
d. contacting cyclopentasiloxane and sodium pyrolidine carboxylic acid at a temperature in the range of 43-45°C to obtain a premix;
e. contacting the premix with the mixture F at a temperature in the range of 38-40°C to obtain an evenly dispersed mixture G; and
f. contacting butylated hydroxyl toluene with the mixture G to obtain a skin care formulation.
11. The method as claimed in claim 10, wherein adding the oil mixture to the suspension of polymer mixture is performed in a homogenizer at a speed of 9000-10000 revolutions per minute (rpm).
12. The method as claimed in claim 10, wherein steps b-f are carried out under vacuum conditions of 500-700 mbar.
13. The method as claimed in claim 7, wherein preparing the suspension of the polymer mixture and preparing the oil mixture are performed simultaneously.
, Description:As Attached