| 摘要 |
PROBLEM TO BE SOLVED: To obtain a direct-description type waterless lithographic printing plate having a high sensitivity. SOLUTION: An original form for a direct-description type waterless lithographic plate is characterized in containing an N-N combination-containing compound in the heat sensitive layer of a direct-description type waterless lithographic printing plate constituted by laminating at least the heat sensitive layer and a silicone rubber layer sequentially on a substrate. According to this method, the direct-description type waterless lithographic printing plate having a high sensitivity can be obtained. |
