Method for producing1,1,1,3,3-pentafluoropropane
US5663464A · kind A · utility
4Cited by
1References
19Claims
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Assignee
Inventors
Key dates
| Filing date | Apr 10, 1996 |
| Grant date | Sep 2, 1997 |
| Priority date | — |
| Expiry date | Apr 10, 2016 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01J23/38
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A method for producing 1,1,1,3,3-pentafluoropropane, which comprises reducing at least one chlorofluorohydrocarbon selected from the group consisting of CF.sub.3 CClXCClF.sub.2 wherein X is a H atom or a Cl atom, and CF.sub.3 CCl.dbd.CF.sub.2, with hydrogen in the presence of a reduction catalyst comprising, as a first component, at least one metal selected from the group consisting of Ru, Rh, Pd and Pt, and, as a second component, at least one metal selected from the group consisting of Ni, Co, La, Re, W, Ta, Nb, Ti, Zr, Mo, Cu, Ag and Au.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.