Water separation membrane
US8167144B2 · kind B2 · utility
1Cited by
2References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 14, 2009 |
| Grant date | May 1, 2012 |
| Priority date | — |
| Expiry date | Mar 30, 2030 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D2325/14
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Provided is a water separation membrane capable of effectively separating water from a water solution of ethanol, saccharide or the like. The water separation membrane is composed of polypyrrole doped with a sulfonate ion. The sulfonate ion may be an aromatic or aliphatic sulfonate ion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.