Removal of olefin oxide from chlorinated solvents
US4107221A · kind A · utility
4Cited by
4References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 28, 1977 |
| Grant date | Aug 15, 1978 |
| Priority date | — |
| Expiry date | Jul 28, 1997 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C17/38
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Minor amounts of olefin oxide such as butylene oxide are removed from a chlorinated solvent by contacting the solvent with the hydrogen form of a strong acid cation exchange resin in the presence of water.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.