摘要 |
<p>Radiation curable compositions containing at least one dialkylamino substituted aromatic co-initiator having at least one polymerizable ethylenically unsatured group and at least one polymerizable Norrish Type II photoinitiator are disclosed exhibiting improved compatibility with and solubility in radiation curable compositions. Radiation curable compositions and inkjet inks containing these polymerizable Norrish Type II photoinitiators exhibit low extractable amounts of the photoinitiators, co-initiators and their residues after curing.</p> |