Hydrothermal gel process for preparation of silicalite particles and process for preparation of composite membrane
US6447856B1 · kind B1 · utility
1Cited by
3References
37Claims
0Family size
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Key dates
| Filing date | Nov 22, 2000 |
| Grant date | Sep 10, 2002 |
| Priority date | — |
| Expiry date | Dec 28, 2020 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC01B37/02
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A novel hydrothermal gel process for preparing silicalite particles suitable for use in composite membranes for pervaporation processes is disclosed. A novel process for preparing a silicon-silicalite composite membrane is also disclosed. The novel hydrothermal gel process produces silicalite particles having a diameter from about 0.1 micrometers to about 0.2 micrometers in high yield.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.