Battery separator and method of manufacturing same

Details Battery separator and method of manufacturing same Battery separator and method of manufacturing same

1978-02-06

1980-04-08

Van Balen, William J.

Chemistry: electrical current producing apparatus, product, and

Current producing cell, elements, subcombinations and...

Separator, retainer or spacer insulating structure

428 77, 428 81, 428119, 428304, 429254, H01M 218

Patent

active

041973640

ABSTRACT:
A battery separator in which plural sheets of microporous plastic material are connected by a strip or strips of polyvinylchloride in a manner suitable to form a sleeve. The strips may be high frequency heat sealed to the sheets or may be bonded thereto by solvating the outer edge portions of the strips, applying pressure between the strips and the sheets, and allowing the solvent to evaporate. A method of manufacturing a battery separator of the above type.

REFERENCES:
patent: 2047179 (1936-07-01), Martis et al.
patent: 3647554 (1972-03-01), Arrance et al.
patent: 3674109 (1972-07-01), Murase
patent: 3696061 (1972-10-01), Selsor et al.
patent: 3780731 (1973-12-01), Quello
patent: 3875270 (1975-04-01), Haefner et al.
patent: 3936553 (1976-02-01), Rowe
patent: 3967978 (1976-07-01), Honda et al.
patent: 4002417 (1977-01-01), Vecchiotti et al.
patent: 4037030 (1977-07-01), Sabatino
patent: 4092386 (1978-05-01), Rigstad

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