Boron nitride/silicon-containing ceramic materials
US5068154A · kind A · utility
9Cited by
13References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 12, 1988 |
| Grant date | Nov 26, 1991 |
| Priority date | — |
| Expiry date | Sep 12, 2008 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2993
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Novel ceramic materials include a boron nitride matrix and an amount of silicon values, such ceramic materials comprising a core volume having an external sheath layer on an outer face surface thereof, with the majority of said silicon values being distributed throughout the external layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.