Method for preparing 2,3,3,3-tetrafluoropropene and 1,3,3,3-tetrafluoropropene
US9856192B2 · kind B2 · utility
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Key dates
| Filing date | Jan 12, 2017 |
| Grant date | Jan 2, 2018 |
| Priority date | — |
| Expiry date | Jan 12, 2037 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C17/383
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A method for preparing 2,3,3,3-tetrafluoropropene and 1,3,3,3-tetrafluoropropene, including: providing a first reactor including a first section, a second section, and a third section, with each section being filled with different catalysts, preheating hexafluoropropylene and hydrogen, and introducing the hexafluoropropylene and the hydrogen to the first reactor to yield a first mixture including:
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.