Cation exchange membrane preparation and use thereof
US4151053A · kind A · utility
47Cited by
6References
34Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 17, 1978 |
| Grant date | Apr 24, 1979 |
| Priority date | — |
| Expiry date | Mar 17, 1998 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J2327/12
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
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.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.