A polymerizable Norrish Type II photoinitiators includes an optionally substituted benzophenone group or an optionally substituted thioxanthone group exhibiting improved compatibility with and solubility in radiation curable compositions. Radiation curable compositions and inkjet inks can contain these polymerizable Norrish Type II photoinitiators, exhibiting low extractable amounts of the photoinitiators and their residues after curing.
一种可聚合的Norrish二型光
引发剂,包括一个可选取的取代苯基酮基团或一个可选取的取代
噻吩酮基团,表现出与辐射可固化组合物的良好相容性和溶解性。这些可聚合的Norrish二型光
引发剂可用于辐射可固化组合物和喷墨油墨中,固化后其光
引发剂和残留物的可提取量较低。