Process for removing vinylidene chloride and other unsaturated compounds from 1,1-dichloro-1-fluoroethane by hydrogenation
US5105035A · kind A · utility
13Cited by
10References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 29, 1991 |
| Grant date | Apr 14, 1992 |
| Priority date | — |
| Expiry date | May 29, 2011 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C17/395
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Vinylidene chloride and other unsaturated impurities are removed from HCFC-141b by reaction with hydrogen over a catalyst such as palladium on alumina.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.