申请人:CIBA CORPORATION
公开号:US20150056554A1
公开(公告)日:2015-02-26
Compounds of formula (I), (II), and (III), wherein R
1
, R
2
, R′
2
and R′″
2
for example are C
1
-C
20
alkyl, provided that at least one of R
1
, R
2
, R′
2
and R′″
2
carries a specified substituent; R
3
, R
4
, and R
5
for example independently of one another are hydrogen or a defined substituent provided that at least one of R
3
, R
4
or R
5
is other than hydrogen or C
1
-C
20
alkyl; R
6
, R
7
, R
8
, R′
7
, RV, R′
8
, R″
6
, R″
7
, R′″
6
and R′″
7
for example independently of one another have one of the meanings as given for R
3
, R
4
, and R
5
; and R
9
for example is C
1
-C
20
alkyl; exhibit an unexpectedly good performance in photopolymerization reactions.
化合物的公式(I)、(II)和(III),其中R1、R2、R′2和R′″2例如为C1-C20烷基,前提是至少有一个R1、R2、R′2和R′″2携带特定的取代基;R3、R4和R5例如独立地为氢或定义的取代基,前提是至少有一个R3、R4或R5不是氢或C1-C20烷基;R6、R7、R8、R′7、RV、R′8、R″6、R″7、R′″6和R′″7例如独立地具有R3、R4和R5所给出的含义之一;而R9例如为C1-C20烷基。这些化合物在光聚合反应中表现出意外的良好性能。