| 摘要 |
A printing plate material, provided with an image forming layer on a substrate, wherein the image forming layer contains following (A1) or (A2): (A1) Polymer particles which are formed by emulsion polymerization utilizing polymerizable monomer having a carboxylic group and polymerizable monomer having an amide group and have a glass transition temperature (Tg) of not lower than 70° C., and (A2) Polymer particles having a core-shell structure formed by emulsion polymerization and the shell of the polymer particles are comprised of polymer which is polymerized by use of polymerizable monomer having a carboxylic group and polymerizable monomer having an amide group and has a glass transition temperature (Tg) of not lower than 70° C.
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