| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a lithographic printing original plate capable of effectively forming an image through laser exposure and being excellent in printing durability, inking property, and on-machine developability and a lithographic printing method using the same. <P>SOLUTION: The lithographic printing original plate has a protecting layer containing a latex of a polymer synthesized by polymerizing a polymerizable monomer which contains acrylonitrile of 50 mass% or more of the total polymerizable monomer and Tg is 20°C or higher. <P>COPYRIGHT: (C)2008,JPO&INPIT |
