申请人:Ciba-Geigy Corporation
公开号:US04977293A1
公开(公告)日:1990-12-11
Monoethylenically unsaturated compounds whose polymers are useful as polymeric photoinitiators are of formula Ar.sup.1 COC(R.sup.1)(R.sup.2)R.sup.3 where R.sup.1 is (C.sub.1 -C.sub.10 alkyl or alkoxy, R.sup.2 is C.sub.1 -C.sub.10 alkyl, --X--O--R.sup.4 -OCOC(R.sup.5).dbd.CH.sub.2 (II) --X--NH--R.sup.6 --OCOC(R.sup.5).dbd.CH.sub.2 (III), or --CH.sub.2 [OCH.sub.2 CH(OH)CH.sub.2 ].sub.a OCOC(R.sup.5).dbd.CH.sub.2 (IIIA) or R.sup.1 and R.sup.2, together with the attached carbon, denote C.sub.4 -C.sub.8 cycloalkyl, R.sup.3 is a C.sub.6 -C.sub.20 aromatic group, OH tert. amino,--OCOC(R.sup.5).dbd.CH.sub.2 (VI) or --OCH.sub.2 CH(OH)CH.sub.2 OCOC(R.sup.5).dbd.CH.sub.2 (VIA), R.sup.4 is C.sub.1 14 C.sub.4 alkylene, which may be substituted by --OH or by C.sub.2 -C.sub.20 acyloxy, R.sup.5 is H or C.sub.1 -C.sub.4 alkyl, R.sup.6 is C.sub.1 to C.sub.4 alkylene, X is a group of formula R.sup.7 CO-- or ##STR1## where R.sup.7 is C.sub.1 -C.sub.4 alkylene, R.sup.8 is C.sub.1 to C.sub.4 alkyl, and is 0 or 1, Ar.sup.1 is a C.sub.6 -C.sub.20 aromatic group, with the provisos that (i) R.sup.2, R.sup.3 or Ar.sup.1 contains a group (VI), (ii) where R.sup.1 and R.sup.2 together with the attached carbon atom denote cycloalkyl, R.sup.3 is --OH, tert.amino or a group VI or VIA (iii) when R.sup.2 is a group II, a is 0, (iv) when R.sup.2 is a group III a is 1, (v) when R.sup.2 denotes a group IIIA, R.sup.3 denotes said monovalent aromatic group (vi) when R.sup.3 denotes a group VI, R.sup.1 and R.sup.2 together with the attached carbon denote C.sub.4 -C.sub.8 cycloalkyl, (vii) when Ar.sup.1 contains a group VI R.sup.1 is --CH.sub.3 and R.sup.3 is --OH, R.sup.2 is C.sub.2 -C.sub.10 alkyl, and (viii) when Ar.sup.1 contains a group VI, R.sup.1 and R.sup.2 are each alkyl and R.sup.3 is --OH, the group VI is linked to an aromatic C atom in Ar.sup.1 through a group --YR.sup.10 OR.sup.9 -- or --YR.sup.10 OCONHR.sup.6 --, Y being attached to an aromatic C atom, where Y is O or S, R.sup.9 is 2-hydroxypropylene or 2-(C.sub.2 -C.sub.20 acyloxy)-propylene and R.sup.10 is C.sub.1 -C.sub.4 alkylene.
具有单
乙烯不饱和化合物的公式Ar.sup.1COC(R.sup.1)(R.sup.2)R.sup.3的
聚合物可用作聚合光
引发剂,其中R.sup.1是(C.sub.1-C.sub.10烷基或烷
氧基),R.sup.2是C.sub.1-C.sub.10烷基,--X--O--R.sup.4-OCOC(R.sup.5).dbd.CH.sub.2(II)--X--NH--R.sup.6--OCOC(R.sup.5).dbd.CH.sub.2(III),或--CH.sub.2[OCH.sub.2CH(OH)CH.sub.2].sub.aOCOC(R.sup.5).dbd.CH.sub.2(IIIA),或R.sup.1和R.sup.2与所附
碳一起表示C.sub.4-C.sub.8
环烷基,R.sup.3是C.sub.6-C.sub.20芳基,OH tert.
氨基,--OCOC(R.sup.5).dbd.CH.sub.2(VI)或--OCH.sub.2CH(OH)CH.sub.2OCOC(R.sup.5).dbd.CH.sub.2(VIA),R.sup.4是C.sub.1-4亚基,可能被--OH或C.sub.2-C.sub.20酰
氧基所取代,R.sup.5是H或C.sub.1-C.sub.4烷基,R.sup.6是C.sub.1到C.sub.4烷基,X是公式R.sup.7CO--或##
STR1##的一组,其中R.sup.7是C.sub.1-C.sub.4亚基,R.sup.8是C.sub.1到C.sub.4烷基,为0或1,Ar.sup.1是C.sub.6-C.sub.20芳基,前提是(i)R.sup.2,R.sup.3或Ar.sup.1包含一个组(VI),(ii)当R.sup.1和R.sup.2与所附
碳原子一起表示
环烷基时,R.sup.3为--OH,tert.amino或一个组VI或VIA(iii)当R.sup.2是II组时,a为0,(iv)当R.sup.2是III组时,a为1,(v)当R.sup.2表示IIIA组时,R.sup.3表示所述的单价芳基,(vi)当R.sup.3表示VI组时,R.sup.1和R.sup.2与所附
碳一起表示C.sub.4-C.sub.8
环烷基,(vii)当Ar.sup.1包含VI组时,R.sup.1为--CH.sub.3,R.sup.3为--OH,R.sup.2为C.sub.2-C.sub.10烷基,(viii)当Ar.sup.1包含VI组时,R.sup.1和R.sup.2均为烷基,R.sup.3为--OH,VI组通过--YR.sup.10OR.sup.9--或--YR.sup.10OCONHR.sup.6--与Ar.sup.1中的芳香族C原子连接,其中Y连接到芳香族C原子,Y为O或S,R.sup.9为2-羟基
丙烷或2-(C.sub.2-C.sub.20酰
氧基)-
丙烷,R.sup.10为C.sub.1-C.sub.4烷基。