Compounds of formula (I) [in which: A and B are terminal groups; R1 represents a group of formula (II) or (III); R2 is alkyl or aryl; Z is a group -(CHR3)n , where R3 is hydrogen, hydroxy or alkyl, and n is a number from 0 to 6; Y is carbonyl or a group -CH2-; Q represents a residue of a dihydroxy compound; and x is a number from 1 to 100] are useful sensitisers for use with Type II photoinitiators in the formulation of printing inks and other energy curable coatings.
化合物的
化学式(I)[其中:A和B是末端基团;R1代表
化学式(II)或(III)的基团;R2是烷基或芳基;Z是一个基团-(CHR3)n,其中R3是氢、羟基或烷基,n是从0到6的数字;Y是羰基或基团-
CH2-;Q代表二羟基化合物的残基;x是从1到100的数字]是用于与Type II光
引发剂一起在印刷油墨和其他能固化涂料配方中使用的有用的感光剂。