Producing silane from silicon tetrafluoride
US4407783A · kind A · utility
14Cited by
3References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 16, 1982 |
| Grant date | Oct 4, 1983 |
| Priority date | — |
| Expiry date | Aug 16, 2002 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC01B33/043
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
Silicon tetrafluoride is reacted with sodium hydride in a cyclic ether reaction medium such as tetrahydrofuran or 1,4-dioxane or in dimethoxyethane. Sodium aluminum hydride is dissolved in the solvent and catalyzes the reaction in amounts of 4-25%, by weight of combined sodium hydride and sodium aluminum hydride.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.