Group IV metal chelates and their use in radiation curable ink and coating compositions
US11400741B2 · kind B2 · utility
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4References
21Claims
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Key dates
| Filing date | Jan 9, 2019 |
| Grant date | Aug 2, 2022 |
| Priority date | — |
| Expiry date | Jan 9, 2039 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41M7/0081
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Described herein are inks and coating compositions curable by exposure to UV energy sources including UV-LED energy sources, which include a polymerizable component selected from an ethylenically unsaturated materials, a photoinitiator component that is one or more photoinitiators, one of which is an acyl phosphine oxide photoinitiator; and a Group IV metal chelating agent. Improved cured is realized for the described inks and coating compositions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.