Derivatives of bisacylphosphinic acid, their preparation and use as photoinitiators
申请人:BASF SE
公开号:US10040810B2
公开(公告)日:2018-08-07
Bisacylphosphine oxide or bisacylphosphine sulfide compounds of formula (I) or (II)
wherein
R1, R2, R3, R1a, R2a and R3a independently of each other are C1-C4alkyl, C1-C4alkoxy or halogen; X is O, NR5 or S; or, if R4 is Cl, F or Br, X is a direct bond; Y is O or S; n is 1 or 2; R4, if n is 1, for example is hydrogen, (CO)R6, (CO)OR6, (CO)NR5R6, (SO2)—R6, C1-C28alkyl, R4, if n=2, is for example C1-C18alkylene; R5 is for example hydrogen, or C1-C12alkyl; R6 is for example C1-C12alkyl; R7, R8 and R9 independently of each other for example are C1-C4alkyl; R10 is for example C2-C18alkylene; X1, is O or S; m is 1, 2 or 3; Q represents one or two inorganic or organic cations with a charge of m+; are suitable photoinitiators, available by a claimed process.
式(I)或(II)的双酰基氧化膦或双酰基硫化膦化合物
其中
R1、R2、R3、R1a、R2a 和 R3a 相互独立地为 C1-C4烷基、C1-C4烷氧基或卤素;X 为 O、NR5 或 S;或者,如果 R4 为 Cl、F 或 Br,X 为直接键;Y 为 O 或 S;n 为 1 或 2;R4(如果 n 为 1)例如为氢、(CO)R6、(CO)OR6、(CO)NR5R6、(SO2)-R6、C1-C28 烷基,R4(如果 n=2 )例如为 C1-C18 烷基;R5例如是氢,或C1-C12烷基;R6例如是C1-C12烷基;R7、R8和R9相互独立地例如是C1-C4烷基;R10例如是C2-C18烷烯;X1是O或S;m是1、2或3;Q代表一个或两个带m+电荷的无机或有机阳离子;这些都是合适的光引发剂,可通过所要求的工艺获得。