Oxidation of unsaturated aldehydes to unsaturated acids
US4111983A · kind A · utility
6Cited by
5References
10Claims
0Family size
Assignee
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Key dates
| Filing date | Oct 18, 1973 |
| Grant date | Sep 5, 1978 |
| Priority date | — |
| Expiry date | Oct 18, 1993 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01J2523/00
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
An improved process for catalytically oxidizing alpha-beta unsaturated aliphatic aldehydes in the vapor phase with molecular oxygen to produce alpha-beta unsaturated carboxylic acids using a catalyst composition which has been thermally activated in the presence of ammonia, and which comprises the elements Mo, V, W, Cr and Cu.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.