Poly(aryl-ether-ketone) (PAEK) powder suitable for multiple use in sintering methods
US11746188B2 · kind B2 · utility
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Key dates
| Filing date | Feb 28, 2017 |
| Grant date | Sep 5, 2023 |
| Priority date | — |
| Expiry date | Nov 11, 2037 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G2650/40
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
Provided is a poly(aryl-ether-ketone) (PAEK) powder suitable for use in a method for building objects layer-by-layer by electromagnetic radiation-generated sintering, which is obtained from a thermal pretreatment at a temperature between 260° C. and 290° C. and which has a melting temperature which is stable, at the build temperature, and below or equal to 330° C.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.