| abstract |
A lithographic printing plate precursor comprising an infrared absorber, a polymerization initiator, and a polymerizable compound, and having an image recording layer removable with printing ink and / or dampening water, and having on-press developability Providing a lithographic printing plate precursor that excels in quality. An infrared absorbing agent (A), a polymerization initiator (B), and a lithographic printing plate support obtained by forming at least an anodic oxide film on an aluminum plate and further subjecting to sealing. A lithographic printing plate precursor comprising a polymerizable compound (C) and provided with an image recording layer which can be removed by printing ink and / or fountain solution. [Selection figure] None |