Patent · US Expired

Method for transferring hot-melt transparent protective material to a recording medium

US5220343A · kind A · utility

21Cited by
2References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 22, 1991
Grant dateJun 15, 1993
Priority date
Expiry dateAug 22, 2011

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG07C9/253
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A method for transferring a hot-melt transparent protective material comprising steps of; contacting an ink sheet on which one or more color hot-melt ink layers have been provided with a moving recording medium, pressing and heating a thermal head system having an array of heat elements from above the ink sheet to print desired information, contacting a protective material sheet on which a hot-melt transparent protective material layer has been provided, with a printed surface of the recording medium, and pressing and heating the thermal head system from above the protective material sheet to transfer the hot-melt transparent protective material onto a surface of the picture and to apply thereon an overcoat of the hot-melt transparent protective material having a specific pattern. Another method for transferring a hot-melt transparent protective material comprises a step of transferring the hot-melt transparent protective material plural times onto the surface of the picture.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.