Lithium cobaltate based positive electrode-active material for l

Details Lithium cobaltate based positive electrode-active material for l Lithium cobaltate based positive electrode-active material for l

1996-10-11

1999-03-23

Bos, Steven

Chemistry of inorganic compounds

Oxygen or compound thereof

Metal containing

429218, C01D 1500, C01G 5100

Patent

active

058855440

ABSTRACT:
A lithium cobaltate based positive electrode-active material for a lithium secondary cell consisting of lithium cobaltate (LiCoO.sub.2) having 0.5% by weight or less of free cobalt oxide (Co.sub.3 0.sub.4). According to the present invention, it is possible to provide a lithium cobaltate based positive electrode-active material which has excellent discharge capacity and capacity holding rate and gives a high energy density, suitable for a lithium secondary cell.

REFERENCES:
patent: 4686160 (1987-08-01), Yoshino et al.
patent: 5478673 (1995-12-01), Funatsu
patent: 5478674 (1995-12-01), Miyasaka
patent: 5487960 (1996-01-01), Tanaka
patent: 5503930 (1996-04-01), Maruyama et al.
patent: 5589298 (1996-12-01), Takada et al.

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