申请人:FUJI PHOTO FILM CO., LTD.
公开号:EP0109291A1
公开(公告)日:1984-05-23
A photopolymerizable composition having an improved sensitivity, which comprises a polymerizable compound having an ethylenically unsaturated bond and a photopolymerization initiator, wherein said photopolymerization initiator comprises a compound represented by general formula I
wherein R1 and R2 each represents a hydrogen atom, an alkyl group, a substituted alkyl group, an aryl group, a substituted aryl group, or an aralkyl group; X represent substituent having a Hammett's value of not more than 0.7; and Y represents a hydrogen atom, an alkyl group, a substituted alkyl group, an aryl group, a substituted aryl group, an aralkyl group, an acyl group, or an alkoxycarbonyl group and a 1,3,5-triazine compound represented by general formula II
wherein R3, R4 and R5 each represents a hydrogen atom, an alkyl group, a substituted alkyl group, an aryl group, a substituted aryl group, or an aralkyl group; at least one of them being a mono-, di-, or tri-halogen-substituted methyl group.
一种具有更高灵敏度的可光聚合组合物,它包括具有乙烯不饱和键的可聚合化合物和光聚合引发剂,其中所述光聚合引发剂包括通式 I 所代表的化合物
其中 R1 和 R2 分别代表氢原子、烷基、取代的烷基、芳基、取代的芳基或芳烷基;X 代表哈米特值不大于 0.7 的取代基;Y 代表氢原子、烷基、取代的烷基、芳基、取代的芳基、芳烷基、酰基或烷氧羰基和通式 II 所代表的 1,3,5-三嗪化合物。
其中 R3、R4 和 R5 各代表一个氢原子、一个烷基、一个取代的烷基、一个芳基、一个取代的芳基或一个芳烷基;其中至少有一个是单卤素、二卤素或三卤素取代的甲基。