Production of hydrofluorocarbons
US5756868A · kind A · utility
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2References
12Claims
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Assignee
Inventors
Key dates
| Filing date | Oct 19, 1995 |
| Grant date | May 26, 1998 |
| Priority date | — |
| Expiry date | Oct 19, 2015 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C17/361
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A process for the production of hydrofluorocarbons, in particular hydrofluoroalkanes such as difluoromethane, which comprises contacting an .alpha.-fluoro-ether, in particular a fluorinated dialkyl ether such as bis(fluoromethyl)ether in the liquid phase with a Lewis acid such as a fluoride of Nb, Sb, B, Ta, Al or Ti.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.