| 摘要 |
PROBLEM TO BE SOLVED: To provide a photosensitive lithographic printing plate having an aluminum support and high printing resistance and resistance to staining and superior erasability and its processing method of the lithographic printing plate. SOLUTION: The photosensitive lithographic printing plate is formed by coating the surface-roughened and anodized aluminum support with a photosensitive composition comprising a quinonediazido compound, an alkali-soluble resin, and a microgel having at least one of functional groups, such as carboxy, hydroxy, phenolic hydroxy, sulfonic, phosphonic, epoxy, and their derivative groups, to manufacture the photosensitive layer. |
