Method for manufacturing catalyst for use in production of methacrylic acid
US8148291B2 · kind B2 · utility
1Cited by
6References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 8, 2011 |
| Grant date | Apr 3, 2012 |
| Priority date | — |
| Expiry date | Jun 8, 2031 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01J2523/00
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
It is an object of the present invention to provide a catalyst having excellent performance and high mechanical strength for use in the production of methacrylic acid. A method for manufacturing a catalyst comprising essential active components of molybdenum, phosphorus, vanadium, cesium, ammonia, copper, and antimony for use in the production of methacrylic acid, comprising drying a slurry prepared by mixing a compound(s) containing the essential active components with water and then calcining the resulting dry powder and molding the calcined powder.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.