Alkaline battery with separator of high surface area

Details Alkaline battery with separator of high surface area Alkaline battery with separator of high surface area

1979-06-08

1981-09-01

Lefevour, Charles F.

Chemistry: electrical current producing apparatus, product, and

Current producing cell, elements, subcombinations and...

Include electrolyte chemically specified and method

429251, 429254, H01M 604

Patent

active

042872766

ABSTRACT:
The instant invention is directed to battery separator membranes useful in alkaline battery systems formed from a homogeneous admixture of a polyolefin, a plasticizer, and a filler selected from particulate material having a surface area of from 100 to 385 m.sup.2 /cc and a pore volume of at least 0.075 cc/gm.

REFERENCES:
patent: 3045058 (1962-07-01), Martinak
patent: 3351495 (1967-11-01), Larsen et al.
patent: 3749604 (1973-07-01), Langer et al.
patent: 3861963 (1975-01-01), Arrance

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