Cation exchange membrane and process for producing the same
US4396727A · kind A · utility
12Cited by
1References
18Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Nov 9, 1981 |
| Grant date | Aug 2, 1983 |
| Priority date | — |
| Expiry date | Nov 9, 2001 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J2327/12
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A uniform cation exchange membrane having a certain fluorovinyl sulfonic acid monomer grafted onto a certain high-molecular substrate film which exhibits small electrical resistance and great physical strength is herein disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.