申请人:——
公开号:US20020107297A1
公开(公告)日:2002-08-08
The invention relates to the use of surface-active photoinitiators of formula I
1
the units being arranged randomly or in blocks, and wherein n is a number from 1 to 1000; m is a number from 0 to 100; p is a number from 0 to 10,000; x is the number 1, or, when n is 1, x may also be the number 2; A
1
and A
2
are, for example, C
1
-C
18
alkyl; or A
1
and A
2
together are a single bond; R
1
R
2
and R
3
are, for example, each independently of the others C
1
-C
18
alkyl, phenyl or C
5
-C
8
cycloalkyl; R
4
is, for example, unsubstituted or substituted C
1
-C
18
alkyl, unsubstituted or substituted phenyl or C
5
-C
8
cycloalkyl; IN, when x is 1, is a radical of formula
2
when x is 2, is a radical of formula
3
R
13
and R
14
are, for example, each independently of the other C
1
-C
12
alkyl; Y is, for example, —(CH
2
)
a
—O—; X is OR
15
or N(R
16
)(R
17
); R
15
is, for example, hydrogen or C
1
-C
4
alkyl; R
16
and R
17
are, for example, hydrogen or C
1
-C
12
alkyl; X
1
has, for example, one of the meanings of X; and R
18
is, for example, —(CH
2
)
a
—;
in photochemically and combined photochemically and thermally crosslinkable formulations.
本发明涉及使用公式I1的表面活性光引发剂,其中单位随机或成块排列,其中n为1至1000的数字;m为0至100的数字;p为0至10,000的数字;x为数字1,或者当n为1时,x也可以是数字2;A1和A2例如为C1-C18烷基;或者A1和A2一起是单键;R1、R2和R3例如各自独立地为C1-C18烷基、苯基或C5-C8环烷基;R4例如为未取代或取代的C1-C18烷基、未取代或取代的苯基或C5-C8环烷基;当x为1时,IN为公式2的基团;当x为2时,IN为公式3的基团;R13和R14例如各自独立地为C1-C12烷基;Y例如为—(CH2)a—O—;X为OR15或N(R16)(R17);R15例如为氢或C1-C4烷基;R16和R17例如为氢或C1-C12烷基;X1具有X的一种含义;R18例如为—(CH2)a—;在光化学交联和光化学与热交联的配方中。