Polyamine modified membranes and chlor-alkali electrolysis cells employing same
US4081349A · kind A · utility
2Cited by
2References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 16, 1975 |
| Grant date | Mar 28, 1978 |
| Priority date | — |
| Expiry date | Jun 16, 1995 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J2327/12
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
Disclosed are a sulfonyl group containing fluorocarbon polymer cation-exchange membrane, one side of which has been amine treated to a depth of at least 10 microns, as well as a chlor-alkali electrolytic cell employing same.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.