Dry prepreg for ceramic matrix composites
US12122889B2 · kind B2 · utility
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7References
16Claims
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Key dates
| Filing date | Jan 27, 2020 |
| Grant date | Oct 22, 2024 |
| Priority date | — |
| Expiry date | Sep 25, 2041 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J2379/00
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
Dry prepregs for ceramic matrix composites are described. The dry prepregs comprise a tow or fabric of ceramic fibers infiltrated with preceramic matrix comprising low levels of an aqueous solvent. The preceramic matrix contains an inorganic portion and a binder system. Binder systems comprising a binder and a plasticizer for the binder are described.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.