HOLOGRAM TRANSFER FOIL, FABRICATION METHOD OF IMAGE DISPLAY ELEMENT, IMAGE DISPLAY ELEMENT, AND PERSONAL AUTHENTICATION MEDIUM

摘要

A hologram transfer foil according to an embodiment is thermally transferrable to a transfer base member. The hologram transfer foil has a structure configured such that a peeling layer, a diffraction structure forming layer and an adhesive layer are stacked on one surface of a substrate. the diffraction structure forming layer includes fine concaves and convexes of a hologram or a diffraction grating. At least one of the peeling layer and the adhesive layer includes heat-conductive hidden information in a heat-conductive hidden information possession portion.

主权项

1. A hologram transfer foil which is thermally transferrable to a transfer base member, comprising:
a structure configured such that a peeling layer, a diffraction structure forming layer and an adhesive layer are stacked on one surface of a substrate, wherein the diffraction structure forming layer includes fine concaves and convexes of a hologram or a diffraction grating, and at least one of the peeling layer and the adhesive layer includes heat-conductive hidden information in a heat-conductive hidden information possession portion.