Fibers sized with polyetherketoneketones
US11168024B2 · kind B2 · utility
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51References
17Claims
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Key dates
| Filing date | Sep 6, 2019 |
| Grant date | Nov 9, 2021 |
| Priority date | — |
| Expiry date | Jan 28, 2040 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/2402
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Fibers sized with a coating of amorphous polyetherketoneketone are useful in the preparation of reinforced polymers having improved properties, wherein the amorphous polyetherketoneketone can improve the compatibility of the fibers with the polymeric matrix.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.