Rechargeable battery cell having surface-treated lithiated inter

Details Rechargeable battery cell having surface-treated lithiated inter Rechargeable battery cell having surface-treated lithiated inter

1996-04-10

1998-01-06

Kalafut, Stephen

Chemistry: electrical current producing apparatus, product, and

Current producing cell, elements, subcombinations and...

Separator, retainer or spacer insulating structure

429232, 296235, H01M 462

Patent

active

057052913

ABSTRACT:
A rechargeable lithiated intercalation battery cell having reduced self-discharge comprises a negative electrode, a nonaqueous electrolyte, and a positive electrode wherein the surfaces of the aggregate lithiated intercalation composition particulates comprising the positive cell electrode have been coated with a passivating layer of a composition comprising a borate, lithiated borate, aluminate, lithiated aluminate, silicate, lithiated silicate, or mixtures thereof.

REFERENCES:
patent: 3522078 (1970-07-01), May et al.
patent: 4465747 (1984-08-01), Evans
patent: 4977024 (1990-12-01), Morita et al.
patent: 5277995 (1994-01-01), Ruka et al.
patent: 5292601 (1994-03-01), Sugeno et al.

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