Black glass ceramic from rapid pyrolysis in oxygen-containing atmospheres
US5266533A · kind A · utility
14Cited by
6References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 2, 1992 |
| Grant date | Nov 30, 1993 |
| Priority date | — |
| Expiry date | Apr 2, 2012 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC03C2214/20
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
SiCxOy where x is greater than zero and up to about 2.0 and y is greater than zero and up to about 2.2 is produced from a cyclosiloxane polymer precursor by pyrolysis in the presence of oxygen by heating at a rate exceeding about 5.degree. C/min.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.