Method for producing maleic anhydride
US4481363A · kind A · utility
7Cited by
16References
49Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 28, 1983 |
| Grant date | Nov 6, 1984 |
| Priority date | — |
| Expiry date | Jan 28, 2003 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C51/252
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Oxidation catalysts having large surface areas and which are suitable for converting C.sub.4 to C.sub.10 hydrocarbons to maleic anhydride are disclosed, comprising the oxides of vanadium, phosphorus and tin in combination with hydrogen mordenite having a surface area between 100 M.sup.2 /g to 450 M.sup.2 /g and wherein the vanadium has an average valence in the range of from 3.5 to 4.95.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.