Silica-based synthetic material containing titanium in the crystal lattice and process for its preparation
US4666692A · kind A · utility
51Cited by
0References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 18, 1985 |
| Grant date | May 19, 1987 |
| Priority date | — |
| Expiry date | Sep 18, 2005 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P30/40
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
The invention provides a silica-based crystalline material that incorporates titanium into the crystal lattice. A process for preparing this material is also disclosed which is based on the reaction of silica, tetra-alkyl orthotitante and tetrapropyl-ammonium hydroxide.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.