Photoinitiators for two-photon induced free-radical polymerization
申请人:Tan Loon-Seng
公开号:US06867304B1
公开(公告)日:2005-03-15
Provided are new TPA chromophores of the formula:
wherein R is an alkyl group having 1 to 20 carbon atoms and Q is —C
6
H
13
, —CH
2
—C
6
H
5
, or —C
6
H
11
.