C08K2003/2203

Coated lithium-nickel composite oxide particles, and method for producing coated lithium-nickel composite oxide particles
11196049 · 2021-12-07 · ·

Provided are excellent coated lithium-nickel composite oxide particles with which it is possible, due to the high environmental stability thereof, to minimize the incidence of impurities owing to absorption of moisture and carbon dioxide gas, said particles having high adhesiveness such that the coating layer does not easily delaminate, and having lithium-ion conductivity. The coated lithium-nickel composite oxide particles, in which an electroconductive polymer is cross-linked to the lithium-nickel composite oxide particles by a three-dimensional structure, are electrically and ionically conductive, and the compound is capable of suppressing the transmission of moisture and carbon dioxide. It is therefore possible to provide coated lithium-nickel composite oxide particles for a lithium-ion cell positive-electrode active substance that is excellent for use in a lithium-ion cell.

Ternary Composite Conductive Adhesive and Preparation Method therefor, Slurry and Lithium Battery
20230272250 · 2023-08-31 · ·

A ternary composite conductive adhesive includes following items: binder, solvent, conductive agent. The conductive agent includes conductive spherical node substance, conductive fiber transition substance and tubular conductive substance.

Encapsulated cathode active material particles, lithium secondary batteries containing same, and method of manufacturing
11342555 · 2022-05-24 · ·

Provided is particulate of a cathode active material for a lithium battery, comprising one or a plurality of cathode active material particles being embraced or encapsulated by a thin layer of a high-elasticity polymer having a recoverable tensile strain no less than 5%, a lithium ion conductivity no less than 10.sup.−6 S/cm at room temperature, and a thickness from 0.5 nm to 10 μm, wherein the polymer contains an ultrahigh molecular weight (UHMW) polymer having a molecular weight from 0.5×10.sup.6 to 9×10.sup.6 grams/mole. The UHMW polymer is preferably selected from polyacrylonitrile, polyethylene oxide, polypropylene oxide, polyethylene glycol, polyvinyl alcohol, polyacrylamide, poly(methyl methacrylate), poly(methyl ether acrylate), a copolymer thereof, a sulfonated derivative thereof, a chemical derivative thereof, or a combination thereof.

FLEXIBLE AND LOW COST LEAD-FREE PIEZOELECTRIC COMPOSITES WITH HIGH D33 VALUES

Lead-free piezoelectric composites and methods of making and uses thereof are described. The lead-free piezoelectric composites have high flexibility and high piezoelectric properties.

BINDER SUITABLE FOR ELECTRICITY STORAGE DEVICE ELECTRODES, BINDER SOLUTION FOR ELECTRICITY STORAGE DEVICE ELECTRODES, ELECTRICITY STORAGE DEVICE ELECTRODE SLURRY, ELECTRICITY STORAGE DEVICE ELECTRODE, AND ELECTRICITY STORAGE DEVICE
20230261195 · 2023-08-17 · ·

The present disclosure provides a binder for electricity storage device electrodes, said binder containing a polyvinyl alcohol resin and an electrolyte solution-swellable resin.

GRAFT COPOLYMER AND USE THEREOF
20220135723 · 2022-05-05 · ·

The present invention provides a polyvinyl alcohol graft copolymer including a polyvinyl alcohol main chain. The polyvinyl alcohol graft copolymer includes branched chains including structural units derived from the following monomers: (a) a fluorine-including ethylenically unsaturated monomer, (b) an ethylenically unsaturated carboxylic acid monomer, and (c) an ethylenically unsaturated amide monomer. The present invention also provides an aqueous binder composition, and an electrode slurry composition including the polyvinyl alcohol graft copolymer.

MODIFIED POLYVINYL ACETAL RESIN, STORAGE BATTERY ELECTRODE COMPOSITION, PIGMENT COMPOSITION

The present invention aims to provide a composition for a storage battery electrode and a pigment composition each containing a modified polyvinyl acetal resin that has excellent dispersing properties, adhesion, and stability over time and that is capable of preventing degradation caused by an electrolyte solution when used for an electrode of a storage battery, enabling the production of a high-power storage battery. Provided is a modified polyvinyl acetal resin including a chlorine atom-containing structural unit.

Thermoplastic Resin Composition and Molded Article Formed Therefrom
20220025168 · 2022-01-27 ·

A thermoplastic resin composition of the present invention comprises: about 100 parts by weight of a rubber-modified aromatic vinyl-based copolymer resin containing a rubber-modified vinyl-based graft copolymer and an aromatic vinyl-based copolymer resin; about 0.1 to about 15 parts by weight of a polyalkyl(meth)acrylate resin; about 5 to about 20 parts by weight of a polyether ester amide block copolymer; and about 0.2 to about 5 parts by weight of sodium perchlorate (NaClO.sub.4). The thermoplastic resin composition is excellent in terms of static resistance, transparency, impact resistance, and the like.

Thermoplastic Resin Composition and Molded Article Formed Therefrom
20220025168 · 2022-01-27 ·

A thermoplastic resin composition of the present invention comprises: about 100 parts by weight of a rubber-modified aromatic vinyl-based copolymer resin containing a rubber-modified vinyl-based graft copolymer and an aromatic vinyl-based copolymer resin; about 0.1 to about 15 parts by weight of a polyalkyl(meth)acrylate resin; about 5 to about 20 parts by weight of a polyether ester amide block copolymer; and about 0.2 to about 5 parts by weight of sodium perchlorate (NaClO.sub.4). The thermoplastic resin composition is excellent in terms of static resistance, transparency, impact resistance, and the like.

FLAME-RETARDANT POLYESTER FILM AND METHOD FOR MANUFACTURING THE SAME
20220017707 · 2022-01-20 ·

A flame-retardant polyester film and a method for manufacturing the same are provided. The flame-retardant polyester film includes a physically recycled polyester resin and a chemically recycled polyester resin. The physically recycled polyester resin is formed by a plurality of physically recycled polyester chips. The chemically recycled polyester resin is formed by a plurality of chemically recycled polyester chips and mixed with the physically recycled polyester resin. The plurality of chemically recycled polyester chips further includes chemically recycled electrostatic pinning polyester chips. The chemically recycled electrostatic pinning polyester chips contain electrostatic pinning additives, and the electrostatic pinning additives are metal salts. Expressed in percent by weight based on a total weight of the polyester film, a content of the electrostatic pinning additives in the polyester film is between 0.005% and 0.1% by weight. The flame-retardant polyester film further includes a flame-retardant additive.