Silver catalyst preparation
US5504052A · kind A · utility
43Cited by
9References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 2, 1994 |
| Grant date | Apr 2, 1996 |
| Priority date | — |
| Expiry date | Dec 2, 2014 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/52
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A silver catalyst for ethylene oxidation to ethylene oxide is prepared by impregnating an inert support with a silver/amine solution and calcining the impregnated support at 300.degree.-5000.degree. C., the catalyst being maintained under an inert atmosphere at temperatures of 250.degree. C. or higher, preferably at 100.degree. C. or higher.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.