Hologram transfer foil
申请(专利)号:
EP20010110096
申请日期:
2001-04-30
公开/公告号:
EP1150183A2
公开/公告日期:
2001-10-31
申请(专利权)人:
DAI NIPPON PRINTING CO., LTD.
被引量:
摘要:
The invention provides a hologram transfer foil 1 comprising, in order from top to bottom, a substrate 7, a volume hologram layer 2 releasably stacked on substrate 7 and comprising a volume hologram in a cured resin layer, a first heat seal layer 3 and a second heat seal layer 4. In use, the hologram transfer foil 1 is applied on the second heat seal layer 4 side over an application member. The adhesion force of volume hologram layer 2 to the application member is larger than a material fracture force for the volume hologram layer or the application member, so that the hologram transfer layer can be applied by thermo-compression to the application member. This hologram transfer foil is useful for illegal copying of the hologram layer because when the volume hologram is forcibly peeled from the application, a material fracture of the volume hologram layer or application member occurs. When a colored layer functioning as a back layer is provided, it is possible to obtain a hologram transfer foil which ensure to eliminate any adverse influence of a coloring component on the volume hologram layer.
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