申请人:AGFA GRAPHICS NV
公开号:EP2883699A1
公开(公告)日:2015-06-17
A lithographic printing plate precursor is disclosed including (i) a support having a hydrophilic surface or which is provided with a hydrophilic layer, and (ii) a coating including a photopolymerisable layer,
characterised in that the photopolymerisable layer comprises a compound comprising at least one moiety having a structure according to Formula (I):
wherein X represents O or NR* and R* represents hydrogen, an optionally substituted alkyl, aryl, aralkyl or heteroaryl group; and
* denotes the linking positions to the rest of the compound.
The application further discloses a monomer including at least one moiety having a structure according to Formula (I) and at least one moiety having a structure according to Formula (VIII):
wherein X represents O or NR* and wherein R* represents hydrogen, or an optionally substituted alkyl, aryl, aralkyl or heteroaryl group; R5 represents hydrogen or an optionally substituted alkyl group; and * denotes the linking positions to the rest of the monomer.
本发明公开了一种平版印刷板前体,包括:(i) 具有亲水性表面或提供亲水层的支撑物;(ii) 包括可光聚合层的涂层、
其特征在于,可光聚合层包括一种化合物,该化合物至少包含一个具有式 (I) 结构的分子:
其中 X 代表 O 或 NR*,R* 代表氢、任选取代的烷基、芳基、芳烷基或杂芳基;以及
* 表示与化合物其余部分的连接位置。
该申请进一步公开了一种单体,包括至少一个具有式(I)结构的分子和至少一个具有式(VIII)结构的分子:
其中 X 代表 O 或 NR*,R* 代表氢或任选取代的烷基、芳基、芳烷基或杂芳基;R5 代表氢或任选取代的烷基;* 表示与单体其余部分的连接位置。