Invention Application
US20130216950A1 LITHOGRAPHIC PRINTING PLATE PRECURSOR AND PLATE MAKING METHOD USING THE SAME 审中-公开
平版印刷机前面板和使用该板的制版方法

LITHOGRAPHIC PRINTING PLATE PRECURSOR AND PLATE MAKING METHOD USING THE SAME
Abstract:
A lithographic printing plate precursor includes a support, an undercoat layer and an image-recording layer in this order, in which by exposing imagewise the image-recording layer with laser and then supplying at least any of printing ink and dampening water on a cylinder of a printing machine, an unexposed area of the image-recording layer can be removed, and the image-recording layer contains (A) a polymerization initiator, (B) a polymerizable compound and (C) a binder polymer, and the undercoat layer contains the copolymer (D1) as defined herein and the copolymer (D2) as defined herein and a weight of the copolymer (D1) is from 5 to 95% based on a total weight of the copolymers (D1) and (D2).
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