Cation exchange membrane preparation and use thereof

Chemistry: electrical and wave energy – Processes and products

Patent

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Details

204128, 204252, 204296, 521 29, C25B 116, C25B 126, C25B 1308

Patent

active

041510534

ABSTRACT:
Cation exchange membrane comprising a fluorocarbon polymer characterized by the presence of pendant carboxylic acid groups of the formula -- OCF.sub.2 COOH -- and derivatives thereof.

REFERENCES:
patent: 3301893 (1967-01-01), Putnam et al.
patent: 3674587 (1972-07-01), Carlson et al.
patent: 3784399 (1974-01-01), Grot
patent: 3887499 (1975-06-01), Hodgdon
patent: 3969285 (1976-07-01), Grot
patent: 4065366 (1977-12-01), Oda et al.

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