| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a planographic original printing plate having high sensitivity and high plate wear and excellent contamination preventing property in a non-image part. <P>SOLUTION: The planographic original printing plate has an image recording layer containing (A) a polymerization initiator, (B) a polymerizable compound and (C) a binder polymer soluble or swellable with water or an alkali aqueous solution, on a support body, wherein the image recording layer or other layers contain a copolymer having at least (a1) a repeating unit having at least one ethylenically unsaturated bond and (a2) a repeating unit having a functional group which interacts with the surface of the support. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
