Preparation of promoted silica catalysts
US4843057A · kind A · utility
27Cited by
5References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 29, 1988 |
| Grant date | Jun 27, 1989 |
| Priority date | — |
| Expiry date | Mar 29, 2008 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01J21/12
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A silica catalyst that retains its high initial activity for a longer time is obtained by forming the catalyst from an aquasol that was obtained by mixing an alkali metal aluminate with an aqueous solution of alkali metal silicate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.