Photocurable hardcoat compositions, methods, and articles derived therefrom
US11118064B2 · kind B2 · utility
1Cited by
7References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 29, 2017 |
| Grant date | Sep 14, 2021 |
| Priority date | — |
| Expiry date | Jun 5, 2038 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09D7/40
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A photocurable hardcoat composition includes certain red-shifted ultraviolet light absorbers (UVA) that include a combination of a-hydroxy ketone and bisacylphosphine oxide photoinitiators.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.