Vinyl acetate catalyst comprising palladium, gold, copper and any of certain fourth metals
US6057260A · kind A · utility
15Cited by
7References
15Claims
0Family size
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Key dates
| Filing date | Jul 12, 1999 |
| Grant date | May 2, 2000 |
| Priority date | — |
| Expiry date | Jul 12, 2019 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C67/055
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A catalyst for the production of vinyl acetate by reaction of ethylene, oxygen and acetic acid as reactants comprising a porous support on the porous surfaces of which is deposited catalytically effective amounts of metallic palladium and gold, copper as the free metal or cupric acetate, and a fourth metal selected from the group consisting of magnesium calcium, barium, and zirconium, as its oxide or mixture of oxide and free metal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.