Process for the hydrogenation of phenyl acetylene in a styrene-containing medium with the aid of a catalyst
US6747181B1 · kind B1 · utility
8Cited by
9References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 6, 2000 |
| Grant date | Jun 8, 2004 |
| Priority date | — |
| Expiry date | Oct 6, 2020 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C7/167
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The invention relates to a process for the hydrogenation of phenyl acetylene in a styrene-containing medium with the aid of a supported nickel catalyst with a nickel content of 10-25 wt. %. This process is by preference used for the hydrogenation of phenyl acetylene in a styrene-containing medium which contains more that 30 wt. % of styrene.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.