Ethanol stable polyether epoxy based membrane for ethanol and aromatics separation
US8765824B2 · kind B2 · utility
5Cited by
9References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 13, 2012 |
| Grant date | Jul 1, 2014 |
| Priority date | — |
| Expiry date | Apr 13, 2032 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10G2400/30
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The present invention is directed to a membrane for ethanol and aromatics separation that is stable in an alcohol containing environment. The membrane is a polyether epoxy resin having an aliphatic substituted epoxide. The invention also teaches a method to control the flux and selectivity of the membrane.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.