METHOD FOR PROCESSING LITHOGRAPHIC PRINTING PLATE

摘要

PROBLEM TO BE SOLVED: To provide a plate making processing method by which the excellent printing resistance of a lithographic printing plate and the excellent ink attaching properties can be realized. SOLUTION: A photo-sensitive layer is provided on an aluminum support in the method for processing a lithographic printing plate. The plate face is processed with an aqueous solution including≥0.5% of an inorganic cation having a bivalence or more after development treatment. COPYRIGHT: (C)2006,JPO&NCIPI