Information recording medium and production process thereof
First Claim
1. An information recording medium comprising a card substrate and a print-receiving layer provided on the surface thereof, wherein the print-receiving layer is provided with a forgery-preventing layer at a part of an outer surface of said print-receiving layer, wherein the forgery-preventing layer (i) has a printable outer surface and (ii) is embedded in the print-receiving layer.
1 Assignment
0 Petitions
Accused Products
Abstract
Disclosed herein is an information recording medium comprising a card substrate and a print-receiving layer provided on the surface thereof, wherein the print-receiving layer is provided with a forgery-preventing layer at a part of the surface thereof, and the forgery-preventing layer is allowed to print on the surface thereof and is embedded in the print-receiving layer.
63 Citations
43 Claims
- 1. An information recording medium comprising a card substrate and a print-receiving layer provided on the surface thereof, wherein the print-receiving layer is provided with a forgery-preventing layer at a part of an outer surface of said print-receiving layer, wherein the forgery-preventing layer (i) has a printable outer surface and (ii) is embedded in the print-receiving layer.
- 5. An information recording medium comprising a transparent substrate, an optical recording layer, a protective layer and a print-receiving layer in that order, wherein the print-receiving layer is provided with a forgery-preventing layer which is arranged in such a manner that an outer surface of the forgery-preventing layer and an outer surface of the print-receiving layer are substantially on a same plane, and the forgery-preventing layer has a surface visually distinguishable from the print-receiving layer and a thickness of 0.1 to 1 μ
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9. An information recording medium comprising a substrate provided with an IC chip, wherein the substrate is provided, on at least one side thereof, with a print-receiving layer which is provided with a forgery-preventing layer having an outer surface visually distinguishable from the print-receiving layer and a thickness of 0.1 to 1 μ
- m, and the forgery-preventing layer is arranged in such a manner that an outer surface of the forgery-preventing layer and an outer surface of the print-receiving layer are substantially on a same plane.
- View Dependent Claims (10, 11)
- 17. An information recording medium comprising a card substrate and a print-receiving layer provided on the surface thereof, wherein the print-receiving layer is provided with a forgery-preventing layer at a part of an outer surface of said print-receiving layer, wherein the forgery-preventing layer (i) has a printable outer surface and (ii) is embedded in the print receiving layer, and wherein the thickness of the forgery-preventing layer is 0.1 to 1 μ
- 30. An information recording medium comprising a card substrate and a print-receiving layer provided on the surface thereof, wherein the print-receiving layer is provided with a forgery-preventing layer at a part of an outer surface of said print-receiving layer, wherein the forgery-preventing layer (1) has a printable outer surface and (ii) is embedded in the print-receiving layer, and wherein the forgery-preventing layer is comprised of a cured product of an ultraviolet curing resin containing a pigment.
- 34. An information recording medium comprising a substrate, optical recording layer, a protective layer and a print-receiving layer, the optical recording layer and the protective layer being between the substrate and the print receiving layer, wherein the print-receiving layer is provided with a forgery-preventing layer at a part of an outer surface of said print-receiving layer, wherein the forgery-preventing layer (i) has a printable outer surface and (ii) is embedded in the print-receiving layer, and the forgery-preventing layer is arranged in such a manner that the outer surface of the forgery-preventing layer and the outer surface of the print-receiving layer are substantially on a same plane, and wherein the outer surface of the forgery-preventing layer is visually distinguishable from the outer surface of the print-receiving layer and a thickness of the forgery-preventing layer is 0.1-1 μ
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40. A process for producing an information recording medium comprising a transparent substrate, an optical recording layer, a protective layer and a print-receiving layer in that order, wherein the print-receiving layer is provided with a forgery-preventing layer which is arranged in such a manner that an outer surface of the forgery-preventing layer and an outer surface of the print-receiving layer are substantially on a same plane, and the forgery-preventing layer has a surface visually distinguishable from the print-receiving layer and a thickness of 0.1 to 1 μ
- m, which comprises the steps of;
(i) forming the optical recording layer on the surface of the transparent substrate; (ii) forming the print-receiving layer on the surface of the protective layer; (iii) forming the forgery-preventing layer on the outer surface of the print-receiving layer; (iv) embedding the forgery-preventing layer in the print-receiving layer; and (v) bonding the transparent substrate having the optical recording layer to the protective layer having the print-receiving layer in which the forgery-preventing layer has been embedded, in such a manner that the optical recording layer faces a side of the protective layer, opposite to the other side on which print-receiving layer has been formed, thereby obtaining the information recording medium. - View Dependent Claims (41, 42)
- m, which comprises the steps of;
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43. A process for applying visible information to an information recording medium comprising an optical recording layer, which comprises the steps of:
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i) providing an information recording medium comprising a transparent substrate, an optical recording layer, a protective layer and a print-receiving layer in that order, wherein the print-receiving layer is provided with a forgery-preventing layer having an outer surface visually distinguishable from the print-receiving layer and a thickness of 0.1 to 1 μ
m, and the forgery-preventing layer is arranged in such a manner that an outer surface of the forgery-preventing layer and an outer surface of the print-receiving layer are substantially on a same plane; andii) applying the visible information so as to extend over both the outer surface of the print-receiving layer and the outer surface of the forgery-preventing layer.
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Specification