Process for the manufacture of hydrofluoroalkanes
US6025532A · kind A · utility
12Cited by
5References
29Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 17, 1998 |
| Grant date | Feb 15, 2000 |
| Priority date | — |
| Expiry date | Jun 17, 2018 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C17/269
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
In order to manufacture pentafluoroethane (F125) and/or 1,1,1,2,3,3,3-haptafluoropropane (F227ea), a trifluoromethane gas stream is subjected to pyrolysis and then the mixture of gases which result from this pyrolysis is brought into contact with a fluorination catalyst.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.