[EN] POLYMERISABLE PHOTOINITIATORS FOR LED CURABLE COMPOSITIONS<br/>[FR] PHOTOINITIATEURS POLYMÉRISABLES POUR COMPOSITIONS DURCISSABLES PAR LED
申请人:AGFA GEVAERT
公开号:WO2012052288A1
公开(公告)日:2012-04-26
A polymerisable photoinitiator according to Formula (I): wherein: R1 and R2 are independently selected from the group consisting of hydrogen, a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkenyl group, a substituted or unsubstituted alkynyl group, a substituted or unsubstituted aralkyl group, a substituted or unsubstituted alkaryl group, a substituted or unsubstituted aryl or heteroaryl group, a halogen, an ether group, a thioether group, an aldehyde group, a ketone group, an ester group, an amide group, an amine and a nitro group; R1 and R2 may represent the necessary atoms to form a five to eight memberering; L represents an n+m-valent linking group comprising 1 to 30 carbon atoms; A represents a radically polymerizable group selected from the group consisting of an acrylate group, a methacrylate group, a styrene group, an acryl amide group a methacryl amide group, a maleate group, a fumarate group, an itaconate group, a vinyl ether group, an allyl ether group, a vinyl ester group and an allyl ester group;and n and m independently represent an integer from 1 to 5. Methods for preparing the polymerisable photoinitiator and radiation curable compositions including the polymerisable photoinitiator are also disclosed.
根据公式(I)提供的可聚合光引发剂:其中:R1和R2独立地选自包括氢,取代或未取代的烷基,取代或未取代的烯基,取代或未取代的炔基,取代或未取代的芳基烷基,取代或未取代的烷基芳基基,取代或未取代的芳基或杂芳基,卤素,醚基,硫醚基,醛基,酮基,酯基,酰胺基,胺基和硝基的群; R1和R2可以表示形成五到八成员环所必需的原子; L表示1到30个碳原子的n+m价键连接基;A表示选自包括丙烯酸酯基,甲基丙烯酸酯基,苯乙烯基,丙烯酰胺基,甲基丙烯酰胺基,马来酸酯基,富马酸酯基,顺丁烯二酸酯基,乙烯醚基,烯丙醚基,乙烯酸酯基和烯丙酸酯基的自由基聚合基团; n和m独立地表示1到5的整数。还公开了制备可聚合光引发剂和包括可聚合光引发剂的辐射可固化组合物的方法。