Olefin epoxidation process
US8859792B2 · kind B2 · utility
1Cited by
16References
20Claims
0Family size
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Key dates
| Filing date | Jul 25, 2013 |
| Grant date | Oct 14, 2014 |
| Priority date | — |
| Expiry date | Jul 25, 2033 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D301/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A process for the production of an olefin oxide, which process comprises reacting a feed comprising an olefin and oxygen in a reactor tube in the presence of a silver-containing catalyst, wherein the presence of water in the catalyst bed is controlled such that the ratio of the partial pressure of water (PPH2O) divided by the vapor pressure of water (VPH2O) is less than 0.006, preferably less than 0.004.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.