#JFE CHEMICAL CORP [JP]

HARDLY GRAPHITIZABLE CARBON, MIXED CARBON POWDER, NEGATIVE ELECTRODE FOR LITHIUM ION SECONDARY BATTERIES, AND LITHIUM ION SECONDARY BATTERY

An object of the present invention is to provide non-graphitizable carbon, a negative electrode for a lithium-ion secondary battery, and a lithium-ion secondary battery with which high discharge capac…

DRIVE·May 20·1 min read

C01B32/00 JFE CHEMICAL CORP [JP]

HARDLY-GRAPHITIZABLE CARBON, NEGATIVE ELECTRODE FOR LITHIUM-ION SECONDARY BATTERY, AND LITHIUM-ION SECONDARY BATTERY

The present invention provides non-graphitizable carbon, a negative electrode for a lithium-ion secondary battery, and a lithium-ion secondary battery having high discharge capacity. The present inven…

DRIVE·May 20·1 min read

C01B32/00 JFE CHEMICAL CORP [JP]

NEGATIVE ELECTRODE CARBON MATERIAL FOR LITHIUM ION SECONDARY BATTERY, PRODUCTION METHOD THEREFOR, AND NEGATIVE ELECTRODE AND LITHIUM ION SECONDARY BATTERY USING SAME

Provided is a carbon material for a negative electrode of a lithium ion secondary battery, which has a small particle diameter, high initial charge-discharge efficiency, and a high 2C discharge rate, …

DRIVE·Aug 23·2 min read

C01B32/05 JFE CHEMICAL CORP [JP]

CARBONACEOUS SUBSTANCE-COATED GRAPHITE PARTICLES, NEGATIVE ELECTRODE FOR LITHIUM ION SECONDARY BATTERY AND LITHIUM ION SECONDARY BATTERY

Resin-adhered graphite particles are obtained by causing a modified novolac-type phenolic resin to adhere to graphite particles. At least part of surfaces of the graphite particles is coated with a ca…

DRIVE·Jan 4·1 min read

C01B32/21 JFE CHEMICAL CORP [JP]

METHOD FOR PRODUCING HARDLY-GRAPHITIZABLE CARBON MATERIAL, HARDLY-GRAPHITIZABLE CARBON MATERIAL, NEGATIVE ELECTRODE MATERIAL FOR LITHIUM ION SECONDARY BATTERIES, AND LITHIUM ION SECONDARY BATTERY

Provided is a method for producing a non-graphitizable carbon material, the method including a step in which a raw material of the non-graphitizable carbon material is subjected to a cross-linking tre…

DRIVE·Dec 3·1 min read

C01B32/05 JFE CHEMICAL CORP [JP]

METHOD FOR PRODUCING HARDLY GRAPHITIZABLE CARBON MATERIAL, NEGATIVE ELECTRODE MATERIAL FOR LITHIUM ION SECONDARY BATTERIES, AND LITHIUM ION SECONDARY BATTERY

A method for producing a non-graphitizable carbon material is provided. The method includes a process of obtaining a cross-linked product by performing a cross-linking treatment on a raw material of a…

DRIVE·Oct 22·1 min read

C01B32/05 JFE CHEMICAL CORP [JP]

METHOD FOR PRODUCING AMORPHOUS CARBON PARTICLES, AMORPHOUS CARBON PARTICLES, NEGATIVE ELECTRODE MATERIAL FOR LITHIUM ION SECONDARY BATTERIES, AND LITHIUM ION SECONDARY BATTERY

A method for producing amorphous carbon particles includes a step of adding and mixing graphite particles into a precursor of amorphous carbon, and then performing cross-linking treatment to obtain a …

DRIVE·Oct 22·1 min read

C01B32/05 JFE CHEMICAL CORP [JP]

METHOD FOR MANUFACTURING LITHIUM IRON PHOSPHATE

A method for producing lithium iron phosphate includes an aqueous solution preparation step of preparing an aqueous solution containing a phosphoric acid and a hydroxycarboxylic acid; a first preparat…

DRIVE·Feb 19·1 min read

C01B25/45 JFE CHEMICAL CORP [JP]

METHOD FOR PRODUCING LITHIUM IRON PHOSPHATE

To provide a method for producing lithium iron phosphate possessing a high discharge capacity as an inexpensive positive active material by using inexpensive iron particles as an iron source. The lith…

DRIVE·Oct 17·1 min read

C01B25/45 JFE CHEMICAL CORP [JP]

METHOD FOR PRODUCING IRON LITHIUM PHOSPHATE

A method for producing lithium iron phosphate includes: an aqueous solution preparing step of preparing an aqueous solution containing a phosphoric acid and a carboxylic acid; a first forming step of …

DRIVE·Jan 18·1 min read

C01B25/45 JFE CHEMICAL CORP [JP]