ALKYL MERCAPTAN DERIVATIVE USED IN ASSOCIATION WITH A THERMOPLASTIC PHOTOPOLYMERIZABLE COPYING LAYER TO IMPART ADHESION

摘要

This invention relates to an improvement in a photopolymerizable transfer material comprising a flexible base, and a thermoplastic photopolymerizable copying layer, the improvement comprising including an adhesion-imparting substance at the boundary of said copying layer away from said base, said substance having the formula in which n is ) or an integer from 1 to 3, R1 is H or OH, R2 is H or COOR3, and R3 is an alkyl group having about 1 to 25 carbon atoms.