Positive electrode material for lithium secondary battery,...

Chemistry: electrical current producing apparatus – product – and – Current producing cell – elements – subcombinations and... – Electrode

Reexamination Certificate

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C429S231300, C429S223000, C429S231950, C429S231600, C423S594600

Reexamination Certificate

active

08029930

ABSTRACT:
A positive electrode material for a lithium secondary battery, which is high in safety, high in capacity, excellent in cycle performance, and high in charge/discharge efficiency, is provided. The positive electrode material for a lithium secondary battery is a powder containing a Li—Ni—Co—O or Li—Ni—Co—Ba—O system component as a main component and having an amorphous phase of an oxide mixed in each of particles or formed at the surface of the particle.

REFERENCES:
patent: 2002/0055041 (2002-05-01), Kobayashi et al.
patent: 2002/0192552 (2002-12-01), Lampe-Onnerud et al.
patent: 2004/0110066 (2004-06-01), Hamano et al.
patent: 0 712 172 (1996-05-01), None
patent: 0 849 817 (1998-06-01), None
patent: A 6-275277 (1994-09-01), None
patent: A 9-17430 (1997-01-01), None
patent: A 10-79250 (1998-03-01), None
patent: WO 98/57890 (1998-12-01), None

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