Hydrosilyl-modified polycarbosilane precursors for silicon carbide
US4472591A · kind A · utility
18Cited by
10References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 28, 1983 |
| Grant date | Sep 18, 1984 |
| Priority date | — |
| Expiry date | Mar 28, 2003 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC01B32/977
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A novel branched hydrosilyl-modified polycarbosilane which can be pyrolized to obtain improved yields of silicon carbide. This novel branched hydrosilyl-modified polycarbosilane can be prepared in a one-step reaction from mixtures of silane monomers containing vinyl or halomethyl moieties with silane monomers containing hydrosilyl groups.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.