Curable composition comprising a photoinitiator
US12351659B2 · kind B2 · utility
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1References
27Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 4, 2021 |
| Grant date | Jul 8, 2025 |
| Priority date | — |
| Expiry date | Mar 4, 2041 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB33Y10/00
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention relates to a curable composition comprising an ethylenically unsaturated compound and a specific photoinitiator having dual initiation mechanisms. The invention also relates to a process for the preparation of a cured product, in particular a 3D-printed article, with this composition and to the use of this composition for obtaining an ink, a coating, a sealant, an adhesive, a molded article or a 3D-printed article. The invention further pertains to the use of a specific phosphine oxide photoinitiator in a 3D printing composition or 3D printing process.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.