Preparation of vinyl acetate
US5731456A · kind A · utility
51Cited by
6References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 13, 1996 |
| Grant date | Mar 24, 1998 |
| Priority date | — |
| Expiry date | Dec 13, 2016 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/584
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
This invention pertains to the preparation of vinyl acetate by contacting a mixture of hydrogen and ketene with a heterogeneous catalyst containing a transition metal to produce acetaldehyde, which is then reacted with ketene in the presence of an acid catalyst to produce vinyl acetate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.