| 摘要 |
A composition that is photopolymerizable upon absorption of light and/or heat, the composition comprising a binder, a polymerizable compound, a sensitizer and a photoinitiator, characterized in that the composition comprises with respect to its non-volatile compounds at least 0.01 wt.-% of a polythiol compound selected from one of the following formulae (I), (II), (IIIa), (IIIb) or (IV) as defined in claim 1, has a very high sensitivity and hardness. |
