| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an original plate for lithographic printing with a good inking property and with a good wear resistance, which is directly mounted on a printing press without conducting developing process before printing or is developed in a gum liquid, and can control deterioration in developing property due to aging, and to provide a method for making a printing plate using the original plate for lithographic printing plate. <P>SOLUTION: The original plate for lithographic printing plate includes an image recording layer and a protection layer on the support body in this sequence, at least one of the image recording layer and the protection layer characteristically containing a cyclic skeleton containing at least two heteroatoms and a chemical compound including an onium structure therein. <P>COPYRIGHT: (C)2010,JPO&INPIT |
