Silicon carbide sintered body and method of producing the same
US4855263A · kind A · utility
14Cited by
5References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 27, 1988 |
| Grant date | Aug 8, 1989 |
| Priority date | — |
| Expiry date | Jun 27, 2008 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC04B35/565
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A silicon carbide sintered body containing given amounts of Mg, B and free carbon and having a density of not less than 2.80 g/cm.sup.3 is produced by adding given amounts of magnesium boride and carbon to silicon carbide powder having an average grain size of not more than 5 .mu.m, shaping and firing at 1,900.degree..about.2,300.degree. C. under vacuum or in an inert gas atmosphere.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.