Blends of polyaryletherketones having improved impact-resistance, elongation at break and flexibility
US11781017B2 · kind B2 · utility
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13Claims
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Key dates
| Filing date | Feb 5, 2019 |
| Grant date | Oct 10, 2023 |
| Priority date | — |
| Expiry date | Apr 17, 2040 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G2650/40
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A polymer blend, including: (i) a poly(aryl ether ketone); (ii) a polysiloxane; and (iii) a block copolymer containing polysiloxane blocks. A process for manufacturing the polymer blend, the use of the polymer blend for the manufacture of parts, notably in the petroleum, cabling, aeronautical, motor vehicle, electronics, electrotechnical, composite, additive manufacturing and medical device sectors and also a part at least partially manufactured from said blend.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.