Composite cathode

Details Composite cathode Composite cathode

1994-02-03

1996-05-21

Maples, John S.

Chemistry: electrical current producing apparatus, product, and

Current producing cell, elements, subcombinations and...

Electrode

2521821, H01M 460

Patent

active

055188419

ABSTRACT:
A composite cathode for a battery is disclosed. In addition, a method is disclosed for producing said composite cathode which can be configured in a battery. The method comprises steps or (1) preparing a solution or an organic disulfide compound in 2-pyrrolidone or its derivative, (2) adding polyaniline to the solution to dissolve, thereby obtaining a homogeneous liquid, and then (3) removing at least a part of the 2-pyrrolidone or its derivative from the homogeneous liquid to obtain a solid product wherein the organic disulfide compound and the polyaniline are homogeneously mixed.

REFERENCES:
patent: 4664991 (1987-05-01), Perichaud et al.
patent: 4687598 (1987-08-01), Varma
patent: 4833048 (1989-05-01), Dejonghe et al.
patent: 5108855 (1992-04-01), Daifuku et al.
patent: 5324599 (1994-06-01), Oyama et al.
M. Liu et al, "Electrochemical Properties of Organic Disulfide/Thiolate Redox Couples", J. Electrochemical Society, vol. 136, No. 9, pp. 2570-2575 (Sep. 1989).

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