| abstract |
The invention concerns a lithographic printing platenprecursor comprising an aluminum substrate, a lipophilicnimage-recording layer and an overcoat layer, the aluminumnsubstrate being subjected to a surface-roughening treatmentnand having a hydrophilic film, the lipophilic image-recordingnlayer not comprising a hydrophilic binder resinnand comprising a hydrophobic polymer fine particle ofnundergoing combination by heat, a light-to-heat convertingnagent and a water-insoluble compound having fluidity atn50°C, and the overcoat layer comprising a water-solublenresin. |