Photosensitive diazo composition and photosensitive diazo lithographic printing plate with metal complex dyes and color changing agent

摘要

A photosensitive composition principally comprised of a photosensitive diazo resin and a lipophilic high molecular compound, wherein said photosensitive composition further contains a metal complex dye soluble in an organic solvent. Also disclosed is a photosensitive lithographic printing plate employing such a photosensitive composition.