Active energy ray-curable ink-jet printing ink
US8217095B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 28, 2005 |
| Grant date | Jul 10, 2012 |
| Priority date | — |
| Expiry date | Oct 28, 2025 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09D11/101
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The object of the present invention is to provide an active energy ray-curable ink-jet printing ink, including: a coloring agent; a compound having an ethylenic double bond; and a photo-polymerization initiator, wherein the photo-polymerization initiator includes a compound represented by general formula (1):(wherein A represents any one of —O—, —CH2—, —CH(CH3)—, and —C(CH3)2—; and each of R1 and R2 independently represents a hydrogen atom, a methyl group, or a trimethylsilyl group), and an α-aminoketone-based compound and/or an acyl phosphine oxide-based compound, and 40% by mass or more of the compound represented by general formula (1) is included with respect to the total photo-polymerization initiator.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.