Fiber reinforced thermoplastic matrix composite material
US11851541B2 · kind B2 · utility
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16Claims
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Key dates
| Filing date | Jul 9, 2020 |
| Grant date | Dec 26, 2023 |
| Priority date | — |
| Expiry date | Sep 26, 2040 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T50/40
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The present invention generally relates a composite material containing fibers and a resin matrix that comprises a PEEK-PEoEK copolymer having RPEEK and RPEoEK repeat units in a molar ratio RPEEK/RPEoEK ranging from 95/5 to 5/95 in contact with at least a part of the surface of such fibers. The present invention also relates to methods for making such composite materials, shaped articles made from such composite materials, and methods of making such articles.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.