Catalytic gas phase fluorination
US9758449B2 · kind B2 · utility
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12References
19Claims
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Assignee
Inventors
Key dates
| Filing date | Feb 29, 2016 |
| Grant date | Sep 12, 2017 |
| Priority date | — |
| Expiry date | Feb 29, 2036 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/584
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The invention relates to a fluorination process, alternately comprising reaction stages and regeneration stages, wherein the reaction stages comprise reacting a chlorinated compound with hydrogen fluoride in gas phase in the presence of a fluorination catalyst to produce a fluorinated compound, and the regeneration stages comprise contacting the fluorination catalyst with an oxidizing agent-containing gas flow.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.