Liquid membrane
US4734112A · kind A · utility
10Cited by
4References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 30, 1985 |
| Grant date | Mar 29, 1988 |
| Priority date | — |
| Expiry date | Sep 30, 2005 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D69/127
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A liquid membrane is disclosed, which comprises a solvent, an active species capable of facilitated transport of a specific gas, and a support for maintaining a liquid body which has a mixture of said solvent and active species dissolved therein, said support being a porous polytetrafluoroethylene film one surface of which is hydrophobic and the other of which is hydrophilic.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.