Catalysts containing mixed oxides of vanadium, phosphorus, and aluminum and/or boron
US4511670A · kind A · utility
4Cited by
5References
23Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Aug 17, 1983 |
| Grant date | Apr 16, 1985 |
| Priority date | — |
| Expiry date | Aug 17, 2003 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01J2523/00
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A mixed oxide catalyst precursor comprising vanadium and phosphorus treated in finely divided form with phosphoric acid and water soluble compound of aluminum and/or boron to improve resistance to attrition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.