Synthesis of 1,1,1-trifluoroethane by fluorination of 1-chloro-1, 1-difluoroethane
US6339178B1 · kind B1 · utility
1Cited by
10References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 22, 2000 |
| Grant date | Jan 15, 2002 |
| Priority date | — |
| Expiry date | Jul 27, 2020 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/582
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The subject of the invention is the manufacture of 1,1,1-trifluoroethane by fluorination or 1-chloro-1,1-difluoroethane with anhydrous hydrofluoric acid. The reaction is carried out in the liquid phase and in the presence of a fluorination catalyst.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.