申请人:Nishimae Yuichi
公开号:US09051397B2
公开(公告)日:2015-06-09
Compounds of the formula (I), wherein R1, R2, R3, R4, R5, R6, R7 and R8 for example independently of each other are hydrogen, C1-C20alkyl, (II), COR16 or NO2, provided that at least one pair of R1 and R2, R2 and R3, R3 and R4, R5 and R6, R6 and R7, or R7 and R8 is (III); R9, R10, R11 and R12 for example independently of each other are hydrogen, C1-C20alkyl which optionally substituted; or R9, R10, R11, and R12 independently of each other are unsubstituted or substituted phenyl; X is CO or a direct bond; R13 is for example C1-C20alkyl which optionally is substituted, C2-C12alkenyl, C4-C8cycloalkenyl, C2-C12alkinyl, C3-C10-cycloalkyl, phenyl or naphthyl both of which are optionally substituted; R14 is for example hydrogen, C3-C8cycloalkyl, C2-C5alkenyl, C1-C20alkoxy, C1-C20alkyl, phenyl or naphthyl; R15 is for example C6-C20aryl or C5-C20heteroaryl; R16 is for example C6-C20aryl which is unsubstituted or substituted by one or more C1-C20alkoxy or C1-C20alkyl; are in particular suitable as photoinitiators for color filter applications.
化合物的式子(I),其中R1、R2、R3、R4、R5、R6、R7和R8,例如独立地是氢、C1-C20烷基、(II)、COR16或NO2,前提是至少有一对R1和R2、R2和R3、R3和R4、R5和R6、R6和R7或R7和R8是(III);R9、R10、R11和R12,例如独立地是氢、C1-C20烷基,可选地取代;或R9、R10、R11和R12独立地是未取代或取代的苯基;X是CO或直接键;R13例如是C1-C20烷基,可选地取代,C2-C12烯基,C4-C8环烯基,C2-C12炔基,C3-C10环烷基,苯基或萘基,两者都可以选择性地取代;R14例如是氢、C3-C8环烷基、C2-C5烯基、C1-C20烷氧基、C1-C20烷基、苯基或萘基;R15例如是C6-C20芳基或C5-C20杂环芳基;R16例如是未取代或取代的C6-C20芳基,其中取代基为一个或多个C1-C20烷氧基或C1-C20烷基;特别适用于彩色滤光片应用的光引发剂。