Cathode for lithium secondary battery

Details Cathode for lithium secondary battery Cathode for lithium secondary battery

1998-02-18

2000-11-28

Nuzzolillo, Maria

Chemistry: electrical current producing apparatus, product, and

Current producing cell, elements, subcombinations and...

Electrode

42923145, H01M 462, H01M 1018

Patent

active

061533327

ABSTRACT:
A lithium secundary battery cathode composition comprising a cathode active material, a conductive substance and a binder, wherein the binder comprises a fluororesin and a polyolefin resin, and the amount of the fluororesin in the composition is 1 to 10% by weight and the amount of the polyolefin resin in the composition is 0.1 to 2% by weight.
The cathode using the cathode composition of the present invention has an excellent binding property with a current collector, and the lithium secondary battery of the present invention has a high energy density and improved safety against an external heating, and the industrial value is very high.

REFERENCES:
patent: 4419424 (1983-12-01), Julian
patent: 4693928 (1987-09-01), Foss
patent: 4743349 (1988-05-01), Bachot et al.
patent: 4997730 (1991-03-01), Morigaki et al.
patent: 5219685 (1993-06-01), Taniguchi et al.
Patent Abstracts of Japan, vol. 008, No. 256 (E-280), Nov. 22, 1984 (JP 59 128768A).
Patent Abstracts of Japan, vol. 005, No. 078 (E-058), May 22, 1981 (JP 56 026365A).

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