Method of making novel two component bipolar ion exchange membranes
US4253900A · kind A · utility
34Cited by
13References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 28, 1977 |
| Grant date | Mar 3, 1981 |
| Priority date | — |
| Expiry date | Feb 28, 1997 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/254
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Superior bipolar membranes are prepared having high performances. The improvement is achieved by (1) using high performance component ion exchange membranes, and (2) controlling the method of joining two component membranes into a bipolar membrane. The method of preparation of high performance component ion exchange membranes is also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.