Proton conducting polymers used as membranes

Details Proton conducting polymers used as membranes Proton conducting polymers used as membranes

1994-11-01

1996-06-11

Gorgos, Kathryn

Chemistry: electrical current producing apparatus, product, and

With pressure equalizing means for liquid immersion operation

429 33, 204296, 204252, 521 27, 521 30, 521 33, 5483351, 5483435, 548152, 548156, 548217, 548219, 548125, 548215, 548146, 546348, 546152, H01M 810

Patent

active

055254365

ABSTRACT:
The subject invention relates to solid polymer electrolyte membranes comprising proton conducting polymers stable at temperatures in excess of 100.degree. C., the polymer being basic polymer complexed with a strong acid or an acid polymer. The invention further relates to the use of such membranes in electrolytic cells and acid fuel cells. Particularly, the invention relates to the use of polybenzimidazole as a suitable polymer electrolyte membrane.

REFERENCES:
patent: 4020142 (1977-04-01), Davis et al.
patent: 4085090 (1978-04-01), Hara et al.
patent: 4113683 (1978-09-01), Kalnin et al.
patent: 4309372 (1982-01-01), Sheibley
patent: 4664761 (1987-05-01), Zupancic et al.

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