| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a photosensitive lithographic printing plate material having high sensitivity and high printing durability and excellent in property of preventing contamination by printing (ink) and in preheating latitude, and a method for producing the same. <P>SOLUTION: The photosensitive lithographic printing plate material has on a support a photosensitive layer containing (A) a photopolymerization initiator, (B) a polymerizable ethylenic double bond-containing compound, (C) a spectral sensitizer and (D) a polymer binder, wherein the photosensitive layer contains two or more polymer binders different in acid number as the polymer binder, at least one of the polymer binders having an acid number of 50-100 mgKOH/g and at least another having an acid number of 90-150 mgKOH/g. <P>COPYRIGHT: (C)2008,JPO&INPIT |
