Ceramic composites
US5173367A · kind A · utility
43Cited by
2References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 15, 1991 |
| Grant date | Dec 22, 1992 |
| Priority date | — |
| Expiry date | Jan 15, 2011 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/30
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
Fiber-reinforced ceramic composites are obtained by the use of a prepreg comprising sized carbon fibers bonded together with a matrix composition which comprises about 25-60% by weight of a polysilazane and about 75-40% by weight of at least two ceramic powders selected from silicon metal, silicon carbide and silicon boride powders.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.