申请人:Matsumoto Akira
公开号:US20100188765A1
公开(公告)日:2010-07-29
Compounds of the Formula (I) and (II) wherein M
1
, M
2
and M
3
independently of one another are no bond, a direct bond, CO, O, S, SO, SO
2
or NR
14
; provided that at least one of M
1
, M
2
or M
3
is a direct bond, CO, O, S, SO, SO
2
or NR
14
; M
4
is a direct bond, CR″
3
R″
4
, CS, O, S, SO, or SO
2
; Y is S or NR
18
; R
1
for example is hydrogen, C
3
-C
8
cycloalkyl, phenyl or naphthyl, both of which are optionally substituted; R
2
for example is C
1
-C
20
alkyl; R″
2
has one of the meanings given for R
2
; R
3
and R
4
are for example hydrogen, halogen, C
1
-C
20
alkyl; R′
3
, R′
4
, R″
3
and R″
4
independently of one another have one of the meanings given for R
3
and R
4
; and R
5
is for example hydrogen, halogen, C
1
-C
20
alkyl; provided that in the compounds of the Formula (I) at least two oxime ester groups are present; exhibit an unexpectedly good performance in photopolymerization reactions.
式(I)和(II)的化合物中,其中M1、M2和M3彼此独立地是无键、直接键、CO、O、S、SO、SO2或NR14;但至少其中之一为直接键、CO、O、S、SO、SO2或NR14;M4为直接键、CR″3R″4、CS、O、S、SO或SO2;Y为S或NR18;R1例如为氢、C3-C8环烷基、苯基或萘基,均可选性地被取代;R2例如为C1-C20烷基;R″2具有R2给出的含义之一;R3和R4例如为氢、卤素、C1-C20烷基;R′3、R′4、R″3和R″4独立地具有R3和R4给出的含义之一;R5例如为氢、卤素、C1-C20烷基;但在式(I)的化合物中至少存在两个肟酯基团;表现出在光聚合反应中意外的良好性能。