Catalyst for preparation of .alpha.,.beta.-unsaturated aldehydes and process for preparing the aldehydes
US3980709A · kind A · utility
11Cited by
5References
6Claims
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Key dates
| Filing date | Dec 9, 1974 |
| Grant date | Sep 14, 1976 |
| Priority date | — |
| Expiry date | Dec 9, 1994 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C45/35
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A catalyst for preparing .alpha.,.beta.-unsaturated aldehydes by the gas phase catalytic oxidation of .alpha.,.beta.-unsaturated hydrocarbons, comprising as critical metal components molybdenum, bismuth and at least one transition metal selected from iron, nickel and cobalt, said catalyst being prepared by adding ammonium rhodanide to all or some of the starting liquid mixtures containing said catalytic metal components.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.