Secondary battery utilizing a mixed binder

Details Secondary battery utilizing a mixed binder Secondary battery utilizing a mixed binder

1993-12-28

1995-01-10

Skapars, Anthony

Chemistry: electrical current producing apparatus, product, and

Current producing cell, elements, subcombinations and...

Include electrolyte chemically specified and method

429215, 429217, H01M 462

Patent

active

053806069

ABSTRACT:
A secondary battery has a positive electrode principally comprising a lithium-containing complex oxide, a negative electrode principally comprising a carbon material and an organic electrolyte solution, said negative electrode utilizing a mixed binder comprising a polyamic acid and at least one polymer selected from the group consisting of a polyamide resin, polyvinylpyrrolidone and a hydroxyalkylcellulose. The battery has a long cycle life and, at the same time, hardly breaks or bursts even when the battery temperature becomes abnormally high, thereby being highly reliable.

REFERENCES:
patent: 4888259 (1989-12-01), Ebner
patent: 4980250 (1990-12-01), Takahashi et al.
patent: 5187035 (1993-02-01), Miyabayashi et al.
patent: 5262255 (1993-11-01), Ito et al.

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