Mercury-free secondary alkaline battery and improved negative in

Details Mercury-free secondary alkaline battery and improved negative in Mercury-free secondary alkaline battery and improved negative in

1977-10-13

1978-11-07

Walton, Donald L.

Chemistry: electrical current producing apparatus, product, and

Current producing cell, elements, subcombinations and...

Separator, retainer or spacer insulating structure

429198, 429248, H01M 1026

Patent

active

041247434

ABSTRACT:
Hydrogen gas evolution in secondary alkaline batteries which utilize zinc electrodes is reduced by incorporating mercury-free additives in the negative interseparators of such batteries. The additives disclosed herein are certain electrolyte-soluble compounds of lead, cadmium and tin.

REFERENCES:
patent: 2816154 (1957-12-01), Mendelsohn
patent: 3553027 (1971-01-01), Oswin et al.
patent: 3580740 (1971-05-01), James
patent: 3642539 (1972-02-01), Kawakami
patent: 4022953 (1977-05-01), Charkey

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