Oxidation of ethane to acetic acid and ethylene using molybdenum and vanadium based catalysts
US6531631B1 · kind B1 · utility
4Cited by
18References
13Claims
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Key dates
| Filing date | Apr 28, 2000 |
| Grant date | Mar 11, 2003 |
| Priority date | — |
| Expiry date | Apr 28, 2020 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/582
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A process for producing olefins and carboxylic acids from lower alkanes using a mixed metal oxide catalytic system comprising a catalyst having the formulaMoaVbAlcXdYeOzwherein:X is at least one element selected from the group consisting of W and Mn;Y is at least one element selected from the group consisting of Pd, Sb, Ca, P, Ga, Ge, Si, Mg, Nb, and K;a is 1;b is 0.01 to 0.9;c is >0 to 0.2;d is >0 to 0.5;e is >0 to 0.5; andz is an integer representing the number of oxygen atoms required to satisfy the valency of Mo, V, Al, X, and Y.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.