| abstract |
PROBLEM TO BE SOLVED: To provide a printing plate material which is free from background stains during printing, has excellent printing durability, and has excellent exposure and visible image properties. In a printing plate material having a constituent layer including a hydrophilic layer and a heat-sensitive image forming layer on a substrate, one of the constituent layers includes solid resin fine particles containing a dye precursor, and A printing plate material, wherein one of the constituent layers contains a developer. [Selection figure] None |