LITHOGRAPHIC PRINTING PLATE PRECURSOR AND PROCESS FOR PRODUCING LITHOGRAPHIC PRINTING PLATE
申请人:Fujifilm Corporation
公开号:EP2749947A1
公开(公告)日:2014-07-02
Provide is a lithographic printing plate precursors having excellent printing durability, staining resistance and developability as well as processes for preparing lithographic printing plates therefrom.
A lithographic printing plate precursor comprising a primer layer and an image-recording layer in this order in a substrate, wherein the primer layer comprises a polymer containing a repeat unit having a carbon-carbon backbone, a -C(=O)- group directly attached thereto, a -C(=O)-NR0-group, a carboxyl group or a salt thereof, and an ethylenically unsaturated bond.
提供一种具有优异印刷耐久性、耐沾污性和显影性的平版印刷板前体以及用其制备平版印刷板的工艺。
一种平版印刷板前体,包括依次位于基底上的底层和图像记录层,其中底层包括一种聚合物,该聚合物含有一个重复单元,该重复单元具有一个碳-碳骨架、一个直接连接在其上的-C(=O)-基团、一个-C(=O)-NR0-基团、一个羧基或其盐,以及一个乙烯不饱和键。