Patent ID: 8217095
Filing Date: 2012-07-10
Classification: C08F,C09D

Abstract:
1. An active energy ray-curable ink-jet printing ink, comprising: 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 (2): a compound represented by general formula (5) and/or (6): and a compound represented by general formula (11) and/or (12): wherein the photo-polymerization initiator includes 50% to 80% by mass of the compound represented by general formula (2), 10% to 30% by mass of the compound represented by general formula (5) and/or (6), and 10% to 20% by mass of the compound represented by general formula (11) and/or (12) with respect to the total photo-polymerization initiators; the total amount of all photo-polymerization initiators is 7% by mass to 15% by mass with respect to the mass of all components of the active energy-ray curable ink-jet printing ink; and solvent for dilution are not substantially included.