Production manner of the being less crowded inserting network and it is less crowded and inserts pattern removal manner null

摘要

PURPOSE: To directly make a watermarking net on a circular net or wire net on the curved surface of a dandy roll and to easily remove only a watermarking mold after use. ;CONSTITUTION: A printing screen plate 3 is prepared from any master drawing, and on a circular net or in such a state that a wire net is wrapped on the cylinder of a dandy roll 4, a pattern is printed 7 on any site using screen printing ink 5 with such viscosity as not to allow printed drawing lines to flow, and the ink is then sprinkled with a powdery expandable resin 8 followed by melting and expanding the resin through hot air at ca.100°C to set the resin on the wire net, forming a projected pattern. The pattern is melted with hot air at ca.120°C and removed after use.;COPYRIGHT: (C)1994,JPO&Japio