申请人:Loccufier Johan
公开号:US20120046376A1
公开(公告)日:2012-02-23
A polymerizable polymeric photoinitiator according to Formula (I):
wherein:
PL represents an n+m+p-functional polymeric core;
n and m independently represent an integer from 1 to 30;
p represents an integer from 0 to 10;
o is 0 or 1;
INI represents a group selected from the group consisting of a benzophenone, a thioxanthone, a carbazole, a anthraquinone, a camphor quinone, an α-hydroxyalkylphenone, an α-aminoalkylphenone, an acylphosphine oxide, a bisacyl phosphine oxide, an acylphosphine sulfide, a phenyl glyoxalate, a benzoin ether, a benzyl ketal, an α-dialkoxyacetophenone, a carbazolyl-O-acyl-oxime, an α-haloarylketone and an α-haloaryl sulfone;
L
3
and L
4
represent a substituted or unsubstituted divalent linking group comprising 1 to 14 carbon atoms;
A represents a radically polymerizable functional group selected from the group consisting of an acrylate, a methacrylate, a styrene, an acryl amide, a methacryl amide, a maleate, a fumarate, an itaconate, an vinyl ether, an allyl ether, an allyl ester, a maleimide, a vinyl nitrile and a vinyl ester; and
R4 represents a substituted or unsubstituted alkyl group.
Radiation curable compositions containing the polymerizable polymeric photoinitiator and methods for preparing the polymerizable polymeric photoinitiator are also disclosed.
根据公式(I),提供一种可聚合的聚合物光
引发剂:
其中:
PL代表n+m+p-功能的聚合物核心;
n和m分别表示1到30的整数;
p表示0到10的整数;
o为0或1;
INI代表从苯基苯酮、
噻吩酮、
咔唑、
蒽醌、
樟脑酮、α-羟基烷基苯酮、α-
氨基烷基苯酮、酰基膦氧化物、双酰膦氧化物、酰基膦
硫化物、苯基
乙二酸酯、
苯甲醚、苄基酮、α-二烷氧基苯酮、
咔唑基-O-酰基-
肟、α-卤代芳基酮和α-卤代芳基
磺酸盐组成的群中选择的基团;
L3和L4代表含有1到14个碳原子的取代或未取代的二价连接基团;
A代表从
丙烯酸酯、
甲基丙烯酸酯、
苯乙烯、
丙烯酰胺、甲基
丙烯酰胺、
马来酸酯、
富马酸酯、
顺丁烯二酸酯、
乙烯基醚、
烯丙基醚、烯
丙酸酯、马来
酰亚胺、
乙烯基腈和
乙烯酸酯组成的可自由基聚合的功能基团;
R4代表取代或未取代的烷基。
还公开了含有可聚合的聚合物光
引发剂的辐射固化组合物以及制备可聚合的聚合物光
引发剂的方法。