abstract |
An object of the present invention is to provide a lithographic printing plate precursor, particularly an infrared-sensitive positive lithographic printing plate plate, having good restart toning recovery properties. A photosensitive lithographic printing plate having an intermediate layer between a substrate and an image recording layer, wherein the substrate is treated with a polymer solution having a phosphonic acid group or a phosphoric acid group, and The photosensitive lithographic printing plate precursor, wherein the intermediate layer contains starch having an onium group. [Selection figure] None |