Method for producing composite, and negative electrode material for lithium ion battery

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 10693135
APP PUB NO 20160181602A1
SERIAL NO

14909755

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Abstract

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A production method for a composite of fine particles (A) and carbon particles (B), including the steps of: mixing fine particles (A) formed of a substance comprising at least one kind of Si, Sn, Al, Ge and In; and molten pitch, to obtain a mixture (1); pulverizing the mixture (1) to obtain a pulverized product (2a); dry-mixing the pulverized product (2a) and carbon particles (B) to obtain a mixture (3a); and firing the mixture (3a), followed by pulverization; or including the steps of: adding carbon particles (B) to the mixture (1), followed by dry mixing and pulverizing, to obtain a pulverized product (2b); and firing the pulverized product (2b), followed by pulverization.

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Patent Owner(s)

Patent OwnerAddress
SHOWA DENKO K KTOKYO 105-8518
UMICORERUE DU MARAIS 31 1000 BRUSSELS 1000

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Driesen, Kris Brussels, BE 17 71
Gilleir, Jan Brussels, BE 23 75
Murata, Hirokazu Tokyo, JP 15 91
Mutoh, Arihiro Tokyo, JP 2 3
Put, Stijn Brussels, BE 32 141
Takeuchi, Masataka Tokyo, JP 61 2475

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