A negative electrode active material for a lithium ion battery having the composition formula SiaSnbNicTiyMmCz, wherein a, b, c, y, m and z represent atomic % values, wherein M is either one of more of Fe, Cr and Co, and wherein a>0, b>0, z>0,y≥0, 0≤m≤1, c > 5, z + 0.5*b > a and c + y > 0.75*b. The process for prepa...

In roof covering systems using zinc or zinc-alloy trays with standing-seam crimping, the use of tabs secured by two screws is well known. The invention particularly relates to a metal fastening tab for securing a standing-seam tray on a wood or wood-derivative carrier, which comprises a first surface (1) with a...

This invention pertains to a process for producing ultra-fine rutile titanium dioxide powders. This particular compound is useful as UV-blocker in paints, plastics, coatings, pigments and sunscreens. The new process comprises the steps of providing a hot gas stream and of introducing therein firstly: - a titanium-...

This invention describes a heterogeneous metal bearing material, comprising a host material composed of primary particles agglomerated into secondary particles, and a particulate dopant material, characterised in that the particulate dopant material is homogeneously distributed within the secondary particles of sa...

A lithium transition metal oxide powder for use in a rechargeable battery is disclosed, where the surface of the primary particles of said powder is coated with a first inner and a second outer layer, the second outer layer comprising a fluorine-containing polymer, and the first inner layer consisting of a react...

A lithium transition metal oxide powder for use in a rechargeable battery is disclosed, where the surface of the primary particles of said powder is coated with a LiF layer, where this layer consists of a reaction product of a fluorine-containing polymer and the primary particle surface. The lithium of the LiF o...

The present disclosure concerns a process suitable for coating discrete articles with a zinc-rich, fully alloyed layer. A known method for the corrosion-protection of such articles comprises the steps of hot-dip galvannealing, typically followed by painting. This hot-dip process has however to be performed at a hi...

The present invention relates to a process for preparing an alloy composite negative electrode material having a spherical carbon matrix structure for lithium ion batteries by spray-drying carbothermal reduction. The invention covers a process for preparing a negative electrode material for a lithium ion battery w...

The invention relates to active material for the negative electrode of secondary rechargeable lithium batteries, wherein the active material is based on doped or undoped carbon-bearing lithium titanium ramsdellite oxide with general formula Li2Ti3O7 or Li2.28Ti3.43O8. The active material comprises a carbon substit...

A target assembly comprising- a support body having a carrying surface;- a sputtering target having an attaching surface, said carrying surface and said attaching surface being arranged in opposing facing relation to one another, thereby defining an intermediate space between said carrying surface and said attaching...

The invention relates to the manufacture of high purity silicon as a base material for the production of e.g. crystalline silicon solar cells. SiHCl3 is converted to Si metal by contacting gaseous SiHCl3 with liquid Zn, thereby obtaining a Si-bearing alloy, H2 and ZnCl2, which are separated. The Si-bearing alloy is ...

Nano-sized metal-bearing powders and doped-powders are synthesized by means of a process whereby a non-volatile metal-bearing precursor powder or powder mixture is dispersed in a hot gas stream at relatively low temperatures. A first volatile reactant is added, converting the metal in the precursor into a volatile m...

The present invention relates to lithium secondary batteries and more specifically to positive electrode materials operating at potentials greater than 2.8 V vs. Li+ /Li in non-aqueous electrochemical cells. In particular, the invention relates to crystalline nanometric olivine-type LiFel-xMxPO4 powder with M is Co ...

Disclosed is a cathode active material and a method to produce the same at low cost. The cathode powder comprises modified LiC0O2, and possibly a second phase which is LiMO2 where M" is Mn, Ni, Co with a stoichiometric ratio Ni: Mn ≥1. The modified LiCoO2 is Ni and Mn bearing and has regions of low and high manganes...

Process for the production of ZnCl2 from a Zn bearing primary and/or secondary material comprising the steps of reacting the Zn bearing material with a chlorinating agent such as Cl2 to convert metals into chlorides and vaporising the volatile components of the reaction product at a temperature between the melting p...

The disclosure relates to positive electrode material used for Li-ion batteries, a precursor and process used for preparing such materials, and Li-ion battery using such material in its positive electrode. The disclosure describes a higher density LiCoO2 positive electrode material for lithium secondary batteries,...

The invention describes a method for making nano-sized crystalline LiMnPO4 powder with controlled morphology by direct precipitation at low temperature. It also describes a method for making a carbon coated LiMaPO4 composite powder with enhanced electrochemical performances. The manufacturing process comprises the s...

The invention relates to active materials for the manufacture of Li-based batteries. A crystalline nanometric pow- dered material with formula Lix(M, M")PO4, in particular LixFePO4 (O≤x≤1), is disclosed, exhibiting single phase Li insertion/extrac- tion mechanism at room temperature when used as positive electrode...

The present invention relates to lithium cells, accumulators and batteries, and more particularly an active material for the negative electrode of rechargeable batteries. It concerns more particularly a material comprising a phase having a general formula Li2 +v-4cCcTi3-wFexMyM'zO7-α, in which M and M' are metal ...

The invention relates to the manufacture of high purity silicon as a base material for the production of e.g. crystalline silicon solar cells. SiCU is converted to Si metal by contacting gaseous SiCU with liquid Zn, thereby obtaining a Si-bearing alloy and Zn-chloride, which is separated. The Si-bearing alloy is t...

The invention relates to the separation of metals in Fe-bearing zinc leaching residues, in particular neutral and weak acid leach residues. The process comprises the steps of : - preparing agglomerates containing, besides the Zn leaching residue, at least 5 wt% of carbon and 2 to 10 wt. % of S; - fuming said agglom...

The present invention relates to lithium secondary batteries and more specifically to positive electrode materials operating at potentials greater than 2.8 V vs. Li+ /Li in nonaqueous electrochemical cells. In particular, the invention relates to crystalline nanometric carbon- free olivine-type LiFePO4 powders with ...

The present invention relates to doped ceria (CeO2) abrasive particles, having an essentially octahedral morphology. Such abrasives are used in water-based slurries for Chemical Mechanical Polishing (CMP) of subrates such as silicon wafers. The invention more particularly concerns yttrium-doped ceria particles hav...

A powderous lithium transition metal oxide having a layered crystal structure Li1+aM1-aO2+b M'k Sm with -0.03 < a < 0.06, b ≡ 0, 0 ≤ m ≤ 0.6, m being expressed in mol%, M being a transition metal compound, consisting of at least 95% of either one or more elements of the group NL Mn, Co and Ti; M' being present on ...

The invention falls within the field of the securing of protective strips covering the ridge or hip regions of a metal roof with standing seams. More specifically, the invention relates to a double tab metal fastener for securing a ridge strap or hip strap on a metal roof covering of the type with a standing sea...

The invention relates to polymeric cobalt bearing compounds, in particular for use as metal-rubber adhesion promoters (RAPs) in tires, belts and hoses. Known active substances are a.o. cobalt stearates, naphthenates, resinates, decanoates, boro-decanoates and many other forms of acylates. While these substances ap...

Fig.1 The invention relates to a Li»NixCoyMz 02±e Af composite oxide for use as a cathode material in a rechargeable battery, with a non-homogenous Ni/Al ratio in the particles, allowing excellent power and safety properties when used as positive electrode material in Li battery. More par-ticularly, in the formu...

This disclosure concerns the recovery of PGM (platinum group metals) from spent homogeneous catalysts present in an organic phase. Specifically, a pyrometallurgical process is provided whereby the PGM, and Rh in particular, are concentrated in a metallurgical phases, rendering them accessible for refining accordi...

A precursor compound of a titanium doped lithium cobalt oxide powder consists of either one or more of a non-sintered agglomerated cobalt oxide, hydroxide and oxy-hydroxide powder having a secondary particle size with a d50 of more than 15 µm; said agglomerated cobalt oxide, hydroxide and oxy-hydroxide powder ...

A submicron sized Si based powder having an average primary particle size between 20 nm and 200 nm, wherein the powder has a surface layer comprising SiOx, with 0

The present invention concerns a slag composition having a high lithium content suitable as additive in the manufacture of end-user products or for the economic recovery of the contained lithium. The lithium concentration indeed compares favorably with that of spodumene the classic mineral mined for lithium producti...

33This disclosure concerns the production of ZnO (zinc oxide) coated particles for use in rubber as a substitute for bulk ZnO particles. Compared to bulk oxide oxide coated particles offer the advantage of a higher specific surface per mass unit of ZnO. This implies both ecological and economical benefits. An enhanc...

The invention covers a powderous lithium transition metal oxide having a layered crystal structure Li1+a-M1-aO2±b M"k Sm with -0.03 < a < 0.06, b=0, M being a transition metal compound, consisting of at least 95% of either one or more elements of the group Ni,Mn, Co and Ti; M" being present on the surface of the...

A secondary Li-ion battery comprising a casing comprising as battery parts:- a positive electrode comprising a powderous positive electrode active material, - a negative electrode,- a separator, and - an electrolyte, wherein the casing is provided with means for maintaining the exterior form of the casing,and wherei...

The invention provides a positive electrode material for lithium ion batteries, comprising a lithium transition metal-based oxide powder having a general formula Li1+a ((Niz (Ni0.5Mn0.5)y Cox)1-k Ak)1-a O2, wherein A is a dopant, with -0.025=a=0.025, 0.18=x=0.22, 0.42=z=0.52, 1.075

Disclosed is a method for quality control of an attenuatedvaricella live vaccine, which comprises analyzingthe genomic DNA of a sample varicella vaccine virus,wherein the sample varicella vaccine virus is a virusfor use as an active ingredient of an attenuatedvaricella live vacc...

Process for the production of ZnCl2 from a Zn bearing primary and/orsecondary material comprising the steps of reacting the Zn bearing materialwith a chlorinating agent such as Cl2 to convert metals into chlorides andvaporising the volatile components of the reaction product at a temperatur...

A process is disclosed for the preparation of a steel surface for single-dip aluminium-rich zinc galvanising. The process steps comprise: cleaning the surface so as to obtain less than 0.6µg/cm2 residual dirt; pickling the surface; applying a protective layer to the surface by immersion in a flux solution co...

An active metrarial for high-voltage negative electrodes (>IV vs Li) of secondary rechargeable lithium batteries is disclosed. Chemical composition is represented by the general formula Li2+v Ti3-w FexMyM’2O7-a+ where M and M are metal ions having an ionic radius between 0.5 and 0.8 A and forming an octahedr...

The invention relates to a process for thevalorisation of metal values in a Zn-, Fe- and Pb-bearingresidue, comprising the steps of: subjecting the residueto a flash or agitated bath fuming step, therebyproducing an Fe-bearing slag and Zn- and Pb-bearingfumes; and extracting the...

An active metrarial for high-voltage negative electrodes (>IV vs Li) of secondary rechargeable lithium batteries is disclosed. Chemical composition is represented by the general formula Li2+v Ti3-w FexMyM’2O7-a+ where M and M are metal ions having an ionic radius between 0.5 and 0.8 A and forming an octahedr...

The present invention relates to an enhanced process for the recovery of lithium from compositions also containing aluminum. An example of such a metallurgical compositions is the metallurgical slag that is obtained when recycling lithium-ion batteries or their derived products using a pyrometallurgical smelting pro...

A method for preparing a N(M)C-based positive electrode materials according to the present invention comprises the following steps: - Precipitation of a metal (at least Ni- and Co-, preferably comprising Mn-) bearing precursor (MBP), - Fractionation of the MBP in a first (A) fraction and at least one second (B) frac...

The invention provides a positive electrode active material for a lithium ion battery, comprising a lithium transition metal-based oxide powder, the powder comprising single crystal monolithic particles comprising Ni and Co and having a general formula Li1+a ((Niz (Ni½ Mn½)y Cox)1-kAk)1-a 02, wherein A is a dopant, ...

a first lithium transition metal oxide based powder, comprising a material A having a layered crystal structure consisting of the elements Li, a transition metal based composition M and oxygen, the first powder having a particle size distribution with a span <1.0; and a second lithium transition metal oxide based po...

A method for preparing a powderous positive electrode material comprising single crystal monolithic particles comprising Ni and Co and having a general formula Li1+a ((Niz (Ni½ Mn½)y Cox)1-k Ak)1-a O2, wherein A is a dopant, -0.03=a=0.06, 0.05=x=0.35, 0.10=z=0.95, x+y+z=1 and k=0.05, the method comprising the steps ...

A bimodal lithium transition metal oxide based powder mixture for a rechargeable battery, comprising: -a first lithium transition metal oxide based powder, comprising particles of a material A having a layered crystal structure consisting of the elements Li, a transition metal based composition M and oxygen, the fir...

A positive electrode slurryfied mixture used in the manufacturing of a rechargeable battery, the mixture comprising: -a positive electrode active material comprising a lithium metal-based oxide, the metal in the lithium metal-based oxide comprising either one or more of Ni, Mn, Al and Co; -a carbon-basedconductivity...

A liquid electrolyte lithium secondary battery cell comprising: - a positive electrode material comprising a lithium transition metal-based oxide powder having a general formula Li1+a ((Niz (Ni0.5Mn0.5)y Cox)1-k Ak)1-a O2, wherein A is a dopant, -0.025=a=0.025, 0.18=x=0.22, 0.42=z=0.52, 1.075

A liquid electrolyte lithium secondary battery cell comprising: a positive electrode including a powderous positive active material having the following chemical formula: Li1-x(Co1-a-b-cNiaMnbM"c)1+xO2 with -0.01=x=0.01, 0.00=a=0.09, 0.01=b=0.05, and 0.00=c=0.03, wherein M" is either one or more metals of the group ...

The invention concerns a process suitable for the recovery of platinum group metals (PGM) present in PGM-bearing catalysts comprising silicon carbide (SiC). More particularly, the process for the recovery of PGM present in PGM-bearing catalysts comprising SiC, comprises the steps of preparing a metallurgical charge ...

The invention concerns pre-alloyed powders useful for the manufacture of metal-bonded diamond tools. A process for the synthesis of such powders is presented, characterized in that at least a major part of the phosphor is introduced by adding an aqueous solution of a phosphorus salt to one or more of the metal-beari...

A process is disclosed for the recovery of valuable metals from oxidic ores, in particular from polymetallic nodules. The process is suitable for the recovery of Cu, Co, Ni, Fe, and Mn, which are the main metals of interest in such polymetallic nodules. The present process is, among others, characterized by the hand...

The invention relates to a process for the separation and recovery of non-ferrous metals from zinc-bearing residues, in particular from residues produced by the zinc manufacturing industry. The process allows for the valorisation of metal values in a Zn-, Fe- and Pb-bearing residue, and comprises the steps o...

The present invention concerns the recovery of cobalt from cobalt-bearing materials in particular from cobalt-bearing lithium-ion secondary batteries from the spent batteries or from their scrap. A process is divulged for the recovery of cobalt from cobalt-bearing materials comprising the steps of: providing a conve...

A process is divulged for the recovery of metals from a metal-bearing material containing, in oxidized form, more than 1% of Co, a total of Co and Ni of more than 15%, and more than 1% Mg, comprising the step of: - smelting said metal-bearing material in a bath furnace together with slag formers, thereby producing a...

The present disclosure concerns a process for the recovery of valuable metals from polymetallic nodules. A two-stage process using SO2 in an acidic aqueous media is disclosed. In a first step, performed in mildly acidic conditions, Mn, Ni, and Co are dissolved; in a second, more acidic step, Cu is dissolved. Under t...

The present invention concerns a copper electrowinning process suitable for the production of enhanced-quality cathodes from highly contaminated electrolytes. The process is performed in electrowinning cells including a plurality of anodes and cathodes, equipped with gas sparging elements at their bottom. It compris...

The present invention provides a process for preparing a high-purity nickel sulphate solution, comprising the steps of: i. providing an aqueous feed solution comprising nickel, cobalt, calcium and magnesium; ii. extracting cobalt, calcium, and partly magnesium from said aqueous feed solution using a first solvent co...

The present invention relates to Li-rich positive electrode active material comprising a layered structure and a disordered rock-salt structure exhibiting high capacity and excellent cycling stability.

The present invention relates to Ni-rich Li-rich positive electrode active material doped with high-valence transition metal ions, such as Mo, exhibiting high capacity and excellent cycling stability.

The present invention provides a process for preparing a high-purity nickel sulphate solution, comprising the steps of: i. forming an aqueous mixed metal sulphate solution by reacting sulphuric acid with a raw material feed comprising nickel, manganese, cobalt, and magnesium in an aqueous medium; ii. extracting mang...

This disclosure concerns the evaluation of a noble metal content in batches of materials such as electronic scrap, and in particular printed circuit boards, which is an essential initial step when recycling is envisaged. A process is presented comprising the steps of: - imaging at least a statistical representative ...

The present invention provides a process for the preparation of a nickel sulphate solution in a column reactor, whereby metal particles containing nickel are reacted with an oxidative leach solution comprising sulphuric acid and hydrogen peroxide in water and whereby the acid in the oxidative leaching solution is su...

The present invention concerns a method for preparing a positive electrode active material, comprising the steps of: - providing a powder material comprising Li and having a Ni content of at least 60.0 mol% onto a support (2) at a first location (12) of a production line (1); and - contacting the powder material on ...

The present invention relates to a positive electrode active material for lithium-ion rechargeable batteries, wherein the positive electrode active material comprises Li and transition metals such as Ni, optionally Co, optionally Mn and Nb, wherein the positive electrode active material is coated with B, and wherein...

The present invention relates to a positive electrode active material for lithium-ion rechargeable batteries, comprising particles having Li, M', and oxygen, wherein M' comprises: - Ni in a content x, wherein x = 80 at%, relative to M'; - Co in a content y, wherein 0.01 = y = 20.0 at%, relative to M'; - Mn in a cont...

The present invention relates to a positive electrode active material for solid state batteries wherein the positive electrode active material comprises Li M and oxygen wherein M comprises Ti. The present inventors have surprisingly found that the positive electrode active material of the invention increases the...

The present invention relates to a positive electrode active material, comprising Li, M', and oxygen, wherein M' comprises Ni, Co, Mn, B Q, wherein Q is an element other than Li, O, Ni, Co, Mn, and B and wherein the positive electrode active material has an enriched amount of B in the surface layer and wherein said ...

The present invention relates to a positive electrode active material, comprising Li, M', and oxygen, wherein M' comprises Ni, Co, Mn, B Q, wherein Q is an element other than Li, O, Ni, Co, Mn, and B and wherein the positive electrode active material has an enriched amount of B in the surface layer and wherein said ...

The present invention relates a positive electrode active material for solid state batteries comprising Li, M' and O, wherein M' comprises Si and/or Zr. The present inventors have surprisingly found that the positive electrode active material of the invention increases the cycling efficiency of the battery, in parti...

The present invention relates a positive electrode active material for solid-state batteries, comprising lithium, oxygen, nickel, and at least one metal selected from the group consisting of manganese and cobalt, wherein the positive electrode active material has an enriched amount of Si in the surface layer, and wh...

The present invention relates to a powderous material of hydroxide or oxyhydroxide of one or more metal elements for preparing positive electrode active material for batteries, wherein the one or more metal elements include at least one of Ni, Co and Mn, wherein the powderous material comprises particles having a co...

The present invention relates to a positive electrode active material for lithium-ion batteries, wherein the positive electrode active material comprises secondary particles comprising primary particles, wherein the primary particles have an average primary particle size (S1) as determined by SEM image analysis, whe...

The present invention relates to a lithium hydroxide-based powder for use in preparing a lithium composite oxide, wherein the lithium hydroxide-based powder has a span of at most 5.0, the span being defined as (D90-D10)/D50, and D10, D50, and D90 being defined as particle sizes at 10%, 50%, and 90% of cumulative vol...