Novel spheroidal silica particulates
US4704374A · kind A · utility
21Cited by
17References
13Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 15, 1986 |
| Grant date | Nov 3, 1987 |
| Priority date | — |
| Expiry date | Jul 15, 2006 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01J21/08
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Mechanically strong, H.sub.2 O-stable, macroporous spheroidal silica particulates, well adopted as catalysts/catalyst supports, are produced by (i) granulating and agglomerating a particular hydrosol of silica with a particular silica xerogel or aerogel, and (ii) drying the resultant silica particulates.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.