Dehydrogenation catalysts
US6756339B1 · kind B1 · utility
15Cited by
67References
26Claims
0Family size
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Key dates
| Filing date | Aug 29, 2002 |
| Grant date | Jun 29, 2004 |
| Priority date | — |
| Expiry date | Jan 21, 2023 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C2527/232
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A catalyst for the nonoxidative production of alkenylaromatics from alkylaromatics, wherein the catalyst is predominantly iron oxide, an alkali metal compound, copper oxide, cerium oxide and less than about 100 ppm of a source for a noble metal, such as palladium, platinum, ruthenium, rhenium, osmium, rhodium or iridium. Additional components of the catalyst may include compounds based on molybdenum, tungsten, calcium, magnesium, chromium and other such promoters.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.