Alumina-based catalyst carriers having improved durability/mechanical strength/aging resistance
US4766101A · kind A · utility
12Cited by
11References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 4, 1985 |
| Grant date | Aug 23, 1988 |
| Priority date | — |
| Expiry date | Dec 4, 2005 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01J23/02
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Durable, aging-resistant alumina-based catalyst carriers having improved mechanical strength are facilely prepared by (i) impregnating an alumina-based catalyst carrier with an aqueous solution of a quaternary ammonium silicate, (ii) drying said impregnated carrier, and (iii) calcining said dried carrier.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.