Process for manufacturing a fibrous preform filled with particles
US11325355B2 · kind B2 · utility
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1References
12Claims
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Assignee
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Key dates
| Filing date | Jun 22, 2018 |
| Grant date | May 10, 2022 |
| Priority date | — |
| Expiry date | Jul 17, 2039 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC04B2237/38
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A process for manufacturing a fibrous preform filled with particles, includes forming the filled preform by compacting a stack of a plurality of fibrous strata impregnated by a suspension of ceramic oxide particles in a liquid medium, wherein the liquid medium includes at least one compound having a saturated vapor pressure of less than 2.3 kPa at 20° C., this compound being present in a weight content of greater than or equal to 30% relative to the total weight of the suspension.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.