To provide: a resin composition for laser carving which shows high carving sensitivity during laser carving; an image forming material of high carving sensitivity wherein direct plate making is possible by laser carving; a relief printing original plate for laser carving; a method for manufacturing the relief printing plate using the relief printing original plate, and the relief printing plate obtained by the method.
The resin composition for laser carving, which includes two or more ethylenically unsaturated bonds (A), multifunctional polymer composition having carbon-to-sulfur bond and ionic bond at the connection between two of the ethylenically unsaturated bonds, and at least binder polymer (B), is employed for the image forming material, the relief printing original plate for laser carving, the relief printing plate, and the method for manufacturing the relief printing plate.
KAWASHIMA TAKASHI
Kato Kazunori
Katsuichi Nishimoto
Hiroshi Fukuda