Process for the hydrofluorination of chloro (fluoro) butane
US5739406A · kind A · utility
12Cited by
5References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 30, 1995 |
| Grant date | Apr 14, 1998 |
| Priority date | — |
| Expiry date | Aug 30, 2015 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/582
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Process for the hydrofluorination of chloro(fluoro)butane of general formula C.sub.4 H.sub.5 Cl.sub.x F.sub.5-x in which x=1 to 5, by means of hydrogen fluoride and in the presence of a catalyst chosen from the derivatives of metals of groups IIIa, IVa, IVb, Va, Vb and VIb of the Periodic Table of the elements.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.