Powder of spherical crosslinkable polyamide particles, preparation process and use with the selective laser sintering technique
US11236242B2 · kind B2 · utility
1Cited by
8References
17Claims
0Family size
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Key dates
| Filing date | Dec 21, 2017 |
| Grant date | Feb 1, 2022 |
| Priority date | — |
| Expiry date | Jan 21, 2039 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L2205/18
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
The present invention provides a powder of spherical particles of crosslinkable polyamide suitable for the technique of selective laser sintering (SLS), and also a process for the production of such a powder of spherical particles of crosslinkable polyamide. The present invention also provides the production of articles by SLS, followed by a crosslinking step, starting from said powder of spherical particles of crosslinkable polyamide.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.