Phosphorus/vanadium catalyst preparation
US5885919A · kind A · utility
11Cited by
3References
6Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 1, 1998 |
| Grant date | Mar 23, 1999 |
| Priority date | — |
| Expiry date | Jul 1, 2018 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01J2523/00
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The invention provides an improved method for the production of vanadium/phosphorous mixed oxide catalysts, using an organic solvent system and an additive such as dimethyl sulfoxide, the catalyst having special utility in the production of maleic anhydride.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.