To provide a polymerizable composition suitable for a lithographic printing plate precursor which can satisfy the requirements of high sensitivity, excellent storage stability and long press life and enables direct platemaking from digital data from computer, etc. when recording is conducted a solid laser or semiconductor laser emitting ultraviolet ray, visible light or infrared ray and a compound therefore, the present invention relates to a photoradical polymerizable composition comprising a polyfunctional crosslinking agent having a specific structure represented by formula (I) or (II) defined in the specification.
提供一种适用于光刻印刷版前体的可聚合组合物,该组合物能够满足高灵敏度、优异的储存稳定性和长压印寿命的要求,并且在进行记录时可以直接从计算机等数字数据中制版,所述记录是通过固体激光或半导体激光发射紫外线、可见光或红外线以及一种化合物进行的。因此,本发明涉及一种包括具有特定结构的多功能
交联剂的光自由基聚合组合物,所述结构由规范中定义的式(I)或(II)表示。