Catalyst for methacrolein oxidation and method for making and using same
US7851397B2 · kind B2 · utility
8Cited by
221References
29Claims
0Family size
Assignee
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Key dates
| Filing date | Jul 25, 2005 |
| Grant date | Dec 14, 2010 |
| Priority date | — |
| Expiry date | Feb 4, 2028 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01J2523/00
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A catalyst for oxidation of unsaturated and/or saturated aldehydes to unsaturated acids is disclosed where the catalyst includes at least molybdenum (Mo), phosphorus (P), vanadium (V), bismuth (Bi), and a first component selected from the group consisting of potassium (K), rubidium (Rb), cesium (Cs), thallium (Tl), or mixtures or combinations thereof, where the bismuth component was dissolved in an organic acid solution prior to adding the bismuth containing solution to a solution of the other components. Methods for making and using the catalysts are also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.