Disclosed are of the protected photoinitiators of the formula: wherein Aryl1 is an aromatic or heteroaromatic ring; Aryl2 is an aromatic ring; each R1 is an alkyl, an aryl, an electron donating group or an electron withdrawing group, and subscript a is 0 to 3; each R2 is an alkyl, an aryl, an electron donating group or an electron withdrawing group, and subscript b is 0 to 3; Prot is a protected carbonyl group.
公开了式中的受保护光
引发剂:其中 Aryl1 是芳香族或杂芳香族环;Aryl2 是芳香族环;每个 R1 是烷基、芳基、供电子基团或取电子基团,下标 a 是 0 至 3;每个 R2 是烷基、芳基、供电子基团或取电子基团,下标 b 是 0 至 3;Prot 是受保护的羰基。