Electric storage battery separator

Details Electric storage battery separator Electric storage battery separator

1975-12-17

1978-04-25

Mack, John H.

Chemistry: electrical current producing apparatus, product, and

Current producing cell, elements, subcombinations and...

Separator, retainer or spacer insulating structure

H01M 214

Patent

active

040864014

ABSTRACT:
Storage battery separators with greater security against short circuit due to pinholes are made by using at least two adjacent microporous sheets, each thinner than those normally used when one alone is present. Sawdust may be added to the composition of one or both of the sheets.

REFERENCES:
patent: 1403577 (1922-01-01), Steerup
patent: 2314203 (1943-03-01), Fairclough
patent: 3186877 (1965-06-01), Stanimerovetch
patent: 3340100 (1967-09-01), Silvestri
patent: 3749604 (1973-07-01), Langer et al.
patent: 3764387 (1973-10-01), Stark

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