PLATE SURFACE CORRECTING LIQUID AND PLATE SURFACE CORRECTIG METHOD FOR LITHOGRAPHIC PRINTING PLATE REQUIRING NO DAMPENING WATER

摘要

PURPOSE:To provide a correcting liquid which can be easily coated with an ordinary drawing brush and obviates the generation oof stimulus odor or the curing upon mere resting by using photosensitive silicone rubber as an essential component. CONSTITUTION:This correcting liquid consists of the photosensitive silicone rubber as the essential component. The component consisting of mercapto-group contg. siloxane and vinyl group-cont. siloxane whichare less affected by oxygen and sensitizer is particularly excellent as the photosensitive silicone rubber to be used for such correcting liquid. This correcting liquid does not contain any volatile solvent, has no stimulus odors, does not cure as it is despite resting afger coating, permits correction by using the ordinary drawing pen and permits easy correction operation.