PTFE-Bound talc separators for secondary zinc alkaline batteries

Details PTFE-Bound talc separators for secondary zinc alkaline batteries PTFE-Bound talc separators for secondary zinc alkaline batteries

1980-05-01

1981-10-13

Skapars, Anthony

Chemistry: electrical current producing apparatus, product, and

Current producing cell, elements, subcombinations and...

Include electrolyte chemically specified and method

429229, 429252, H01M 216

Patent

active

042948991

ABSTRACT:
An interelectrode separator for a secondary zinc alkaline battery comprising talc platelets in a fibrillated polytetrafluoroethylene binder with or without calcium acetate, calcium formate or zirconyl acetate and a method of making same. As little as 45% by weight talc may be used in separators containing calcium or zirconium salts.

REFERENCES:
patent: 3364077 (1968-01-01), Arrance et al.
patent: 3379570 (1968-04-01), Berger et al.
patent: 3713890 (1973-01-01), Strier et al.
patent: 3736185 (1973-05-01), Smatko
patent: 4052540 (1977-10-01), Smatko

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