| 摘要 |
PURPOSE:To simply produce a printing plate and to prevent transfer trouble and the scratch of the photosensitive surface without inserting an overlapping sheet. CONSTITUTION:A wax compd. is incorporated into the outermost layer on one side of a substrate with a photosensitive layer on the other side or the wax compd. is applied and solidified by cooling to form a wax layer. The wax compd. is preferably higher alcohol ester of higher fatty acid or paraffin having 40-200 deg.C m.p. |
