Patent ID: 8933141
Filing Date: 2015-01-13
Classification: C09D,Y10S

Abstract:
1. An active energy ray-curable inkjet ink composition, comprising: a polymerizable monomer; and at least two photopolymerization initiators, wherein: the polymerizable monomer comprises 2-(2-vinyloxyethoxy)ethyl acrylate; the at least two photopolymerization initiators comprise oligo(2-hydroxy-2-methyl-1-(4-(1-methylvinyl)phenyl)propanone) and 2,4,6-trimethylbenzoyldiphenylphosphine oxide; and oligo(2-hydroxy-2-methyl-1-(4-(1-methylvinyl)phenyl)propanone) is present in an amount of 20 to 80% by weight relative to a total amount of photopolymerization initiators.