申请人:Nishimae Yuichi
公开号:US20130188270A1
公开(公告)日:2013-07-25
Compounds of the formula (I), wherein R
1
, R
2
, R
3
, R
4
, R
5
, R
6
, R
7
and R
8
for example independently of each other are hydro-gen, C
1
-C
20
alkyl, (II), COR
16
or NO
2
, provided that at least one pair of R
1
and R
2
, R
2
and R
3
, R
3
and R
4
, R
5
and R
6
, R
6
and R
7
, or R
7
and R
8
is (III); R
9
, R
10
, R
11
and R
12
for example independently of each other are hydrogen, C
1
-C
20
alkyl which optionally substituted; or R
9
, R
10
, R
11
, and R
12
independently of each other are unsubstituted or substituted phenyl; X is CO or a direct bond; R
13
is for example C
1
-C
20
alkyl which optionally is substituted, C
2
-C
12
alkenyl, C
4
-C
8
cycloalkenyl, C
2
-C
12
alkinyl, C
3
-C
10
-cycloalkyl, phenyl or naphthyl both of which are optionally substituted; R
14
is for example hydrogen, C
3
-C
8
cycloalkyl, C
2
-C
5
alkenyl, C
1
-C
20
alkoxy, C
1
-C
20
alkyl, phenyl or naphthyl; R
15
is for example C
6
-C
20
aryl or C
5
-C
20
heteroaryl; R
16
is for example C
6
-C
20
aryl which is unsubstituted or substituted by one or more C
1
-C
20
alkoxy or C
1
-C
20
alkyl; are in particular suitable as photoinitiators for color filter applications.
式(I)的化合物,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,条件是至少有一对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,可选择地被取代;或者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C1-C20烷基,可选择地被取代,C2-C12烯基,C4-C8环烯基,C2-C12炔基,C3-C10环烷基,苯基或者萘基,两者可选择地被取代;R14,例如氢,C3-C8环烷基,C2-C5烯基,C1-C20烷氧基,C1-C20烷基,苯基或者萘基;R15,例如C6-C20芳基或C5-C20杂芳基;R16,例如C6-C20芳基,未取代或被一个或多个C1-C20烷氧基或C1-C20烷基取代;特别适用于彩色滤光片应用的光引发剂。