Alkaline manganese cell

Details Alkaline manganese cell Alkaline manganese cell

1992-03-06

1993-06-15

McFarlane, Anthony

Chemistry: electrical current producing apparatus, product, and

Current producing cell, elements, subcombinations and...

Electrode

429206, 429218, 429224, H01M 450

Patent

active

052196852

ABSTRACT:
A method of preparing a positive electrode active composition for use in an alkaline manganese cell comprising a negative electrode, a negative electrode active material, a positive electrode and a positive electrode composition inclusive of manganese dioxide as a positive electrode active material, an electrically conductive filler and low molecular weight polytetrafluoroethylene, wherein an amount of the low molecular weight polytetrafluoroethylene powder ranges from 0.1% to 0.3% by weight based on the total weight of manganese dioxide and the electrically conductive filler, which cell has small internal resistance and good discharge performance.

REFERENCES:
patent: 3009979 (1961-11-01), Corren et al.
patent: 4051305 (1977-09-01), Benczur-Urmossy et al.
patent: 4133856 (1979-01-01), Ikeda et al.
patent: 4405699 (1983-09-01), Kruger
patent: 4451542 (1984-05-01), Ishida et al.
patent: 4891282 (1990-01-01), Nagaura et al.
patent: 4892637 (1990-01-01), Sauer et al.

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