Method for the removal of siloxane dissolved in the solvent employed in the preparation of trimethoxysilane via methanol-silicon metal reaction
US5166384A · kind A · utility
14Cited by
9References
15Claims
0Family size
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Key dates
| Filing date | Apr 7, 1992 |
| Grant date | Nov 24, 1992 |
| Priority date | — |
| Expiry date | Apr 7, 2012 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07F7/20
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
In a trimethoxysilane preparation from silicon metal and methanol which preparation uses a solvent, a method for removing a siloxane dissolved in the solvent, which method comprises contacting the solvent with a boron-oxygen compound, and optionally an alkali metal alkoxide such as sodium methoxide.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.