METHOD FOR MANUFACTURING LITHOGRAPHIC PRINTING ORIGINAL PLATE

摘要

PROBLEM TO BE SOLVED: To provide a method for manufacturing a lithographic printing original plate by which a lithographic printing original plate having excellent print characteristics can be manufactured at low cost.

SOLUTION: In the method for manufacturing a lithographic printing original plate having a photosensitive layer on a supporting body, the following processes are carried out. They are: a coating process to apply a photosensitive composition on a long supporting body while carrying the supporting body so as to form a coated product having a coating layer of the photosensitive composition on the supporting body; and a heat treatment process to heat treat the coated product while supporting and carrying the coated product by a supporting means.

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