| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a lithographic printing original plate having an image recording layer containing an IR absorbent, a polymerization initiator and a polymerizable compound and capable of being removed with a printing ink and/or dampening water as well as exhibiting excellent developability on a machine. <P>SOLUTION: The lithographic printing original plate is manufactured by a method wherein at least an anodically oxidized film is formed on an aluminum plate, and an image recording layer containing an infrared absorbent (A), a polymerization initiator (B) and a polymerizable compound (C) and capable of being removed with a printing ink and/or dampening water are provided on a support for lithographic printing obtained by being subjected to sealing treatment. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
