Patent ID: 6808583
Filing Date: 2004-10-26
Classification: B41M,Y10S,Y10T

Abstract:
A method of obtaining a protective undercoat on a transparent medium, comprising:applying an uncut protective undercoat material to the undersurface of the transparent medium, the transparent medium being supported by a base, the uncut protective undercoat material being applied by heat and pressure uniformly to a section of a carrier side or a donor web having a carrier side and a transfer side, the carrier side comprising carrier ribbon material and the transfer side comprising the uncut protective undercoat material, the donor web unrolled from a source roll upstream and taken up by a takeup roll downstream, the source roll and takeup roll tensioning the donor web, and torque from the takeup roll pulling the donor web to release the section of undercoat material adhering to the undersurface of the transparent medium from the carrier ribbon material; and wherein the released section, defined by edges where the heat and pressure are applied, is cleanly separated at the edges from the carrier ribbon material without trimming; and wherein at least a portion of an exterior surface of the base comprises a surface material resistant to undercoat material adhering to the exterior surface.