Process for the manufacture of 1,1,1-trihaloethanes
US5574191A · kind A · utility
1Cited by
6References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 25, 1995 |
| Grant date | Nov 12, 1996 |
| Priority date | — |
| Expiry date | Sep 25, 2015 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/582
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
1,1,1-Trifluoroethane is produced, in addition to 1,1,-dichloro-1-fluoroethane and/or 1-chloro-1,1-difluoroethane, by hydrofluorination in the liquid phase, using hydrogen fluoride, vinylidene fluoride and at least one chloro compound chosen from vinylidene chloride and 1,1,1-trichloroethane.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.