JP2014069370A - Scratch card - Google Patents

Abstract

PROBLEM TO BE SOLVED: To solve a problem that a conventional scratch card cannot sufficiently prevent abuse of forming a scratch seal again after acquiring information by scratching off a scratch seal once and reading printed information on a print region formed on a lower surface beneath the scratch seal.SOLUTION: A scratch card includes a print region which is printable by an inkjet printer, and a scratch seal which covers the print region and can be scratched off on at least a part of a base material. At least, a peeling pattern layer with a peeling agent formed in a pattern shape, an inkjet image receiving layer which is formed so as to cover the peeling pattern layer and is printable by the inkjet printer, and the scratch seal which covers the inkjet image receiving layer are laminated on the base material of the print region.

Description

  The present invention relates to a scratch card provided with a scratch seal, and more specifically, by scratching (scratching) with a coin, a nail or the like, at least a part of the scratch seal is scraped off, and print information formed on the lower surface is visible. This is related to the scratch card.

  In general, a printed matter is mass-replicated in order to spread information and does not require information concealment. However, depending on the printed matter, there is a problem in that the information is exposed.

For example, there are various kinds of confidential information such as character information indicating whether or not a lottery is successful, such as “winning” and “missing”, symbols and figures indicating quiz answers, images, codes, marks, numbers, personal information, and the like.
On the confidential information printing section formed by printing these confidential information with a flexographic printing press, offset printing press, gravure printing press, letterpress printing press, intaglio printing press, thermal transfer printer, laser printer, dot printer, inkjet printer, etc. In addition, instant lotteries, lotteries, secret information transmission cards, quiz cards, prepaid cards and the like in which a scratch concealment layer is formed that is destroyed by scratching silver ink containing a binder component in aluminum powder as a main component are known.

As described above, for the purpose of concealing information, the confidential information printing unit is configured to cover the confidential information printing unit with a scratch concealment layer formed of ink containing fine metal powder such as aluminum powder. I try not to see through.
In order for a legitimate user to acquire the information of the confidential information printing unit, the confidential information can be visually confirmed by scratching the scratch concealment layer to remove scraps.

  However, after a fraudulent user illegally reads the confidential information of the confidential information printing unit, it may become a counterfeit or counterfeit product by forming a scratch concealment layer on the confidential information printing unit again. .

  In the invention described in Patent Document 1, in order to easily determine the authenticity of a scratch card, the authenticity of the scratch card is clearly determined by including a fragrance in the scratch concealment layer to determine whether or not a fragrance is generated when scratching. Scratch card is provided.

  In the invention described in Patent Document 2, the color of the confidential information layer and the color of the concealing layer are made the same color by visual observation under natural environment light, thereby preventing the contents of the confidential information layer from being illegally read. We provide printed materials with concealment layers.

  In the invention described in Patent Document 3, by putting a microcapsule containing a component that degrades secret information into the scratch concealment portion of the scratch card, when the component is scratched, the component degrades the secret information. The present invention provides a scratch card that can be easily confirmed by visual inspection when an illegal act is performed, reduces damage caused by the illegal act, and prevents the illegal act.

  The invention described in Patent Document 4 provides a scratch card that can prevent fraud by inserting a microcapsule containing a fragrance in addition to a component that degrades secret information into the scratch concealment portion of the scratch card. doing.

JP 2001-47777 A JP 2007-152907 A JP 2010-105344 A JP 2010-149430 A

As described above, there has been provided a scratch card that reads the print information of the print area formed on the lower surface of the scratch seal by scraping the scratch seal.
However, the conventional scratch card is sufficient to prevent unauthorized use such as scraping the scratch seal once, reading the print information of the print area formed on the lower surface of the scratch seal, obtaining the information, and then forming the scratch seal again. There is a problem that cannot be prevented.

  Therefore, the scratch card according to the present invention solves the above-described problems by the following aspects.

  According to a first aspect of the present invention, there is provided a print area that can be printed by an inkjet printer on at least a part of the substrate (11), and a scratch seal (17) that covers the print area and can be scraped off. In the scratch card (10) provided with a release pattern layer (12) in which a release agent is formed in a pattern on the substrate (11) in the printing area, and so as to cover the release pattern layer (12) A scratch card (10), wherein an ink jet image receiving layer (13) provided and printable by the ink jet printer and a scratch seal (17) covering the ink jet image receiving layer (13) are at least laminated. It is.

  According to the first aspect, in the scratch card (10), the inkjet image receiving layer (13) that can be printed by the inkjet printer is formed on the release pattern layer (12) in which the release agent is formed in a pattern. The inkjet image receiving layer (13) which is a printing layer is laminated | stacked on a peeling pattern layer (12) and a base material (11) in pattern form.

  Therefore, if the scratch seal (17) is peeled off by any means, the print information printed on the ink jet image receiving layer (13) is adhered due to the pattern effect of the peeled pattern layer (12) formed in a pattern. It dissociates into the layer (14) side and the base material (11) side, is destroyed, becomes unreadable, and cannot be tampered with.

  According to a second aspect of the present invention, there is provided a scratch card (10) according to the first aspect, wherein predetermined information is printed on the inkjet image receiving layer (13) by the inkjet printer.

  According to a third aspect of the present invention, in the first or second aspect, the scratch seal (17) includes at least an adhesive layer (14), a protective film layer (15), from the release pattern layer (12). The scratch card (10) is characterized in that the concealing layer (16) is laminated in this order.

  According to the third aspect, the scratch seal (10) comprising the adhesive layer (14), the protective film layer (15), and the concealing layer (16) is peeled off from the peeling pattern layer (12) side by some means, When it is attempted to tamper with the prepared scratch card, a part of the print information remains on the adhesive layer (14) of the scratch seal (10).

  According to a fourth aspect of the present invention, there is provided a scratch card according to the third aspect, wherein a printed pattern layer (19) is further formed on the concealing layer (16) of the scratch seal (17). 10).

  According to a fifth aspect of the present invention, in any one of the first to fourth aspects, an anchor layer (18) is previously formed on the substrate (11) in the printing region. It is a scratch card (10).

  According to the present invention, when the scratch seal is peeled off, the ink-jet image receiving layer is destroyed according to the pattern of the peeled pattern layer, so that the scratch card on the replaced side is used improperly. There is an effect that it can be visually confirmed.

It is a schematic sectional drawing which shows one form of the scratch card | curd concerning this invention. It is a schematic sectional drawing which shows another form of the scratch card | curd concerning this invention. It is a schematic sectional drawing which shows a state when not scratching a scratch seal in the scratch card concerning this invention but deliberately peeling. It is a schematic sectional drawing which shows another form of the scratch card | curd concerning this invention. It is a schematic sectional drawing which shows another form of the scratch card | curd concerning this invention. It is a schematic sectional drawing of another form which shows the state when not removing the scratch seal in the scratch card concerning this invention but deliberately peeling.

Next, an embodiment of the present invention will be described in detail.
FIG. 1 is a schematic sectional view showing an embodiment of a scratch card according to the present invention. In FIG. 1, 10 is a scratch card, 11 is a substrate, 12 is a peeling pattern layer, 13 is an ink-receiving layer, 14 is an adhesive layer, 15 is a protective film layer, 16 is a concealing layer, and 17 is a scratch seal. .
As shown in FIG. 1, the scratch card 10 includes a release pattern layer 12 in which a release agent is formed in a pattern on a substrate 11, and an inkjet image receiving layer that can be printed on the release pattern layer 12 by an inkjet printer. 13 is formed. Further, a scratch seal 17 including an adhesive layer 14, a protective film layer 15, and a concealing layer 16 is laminated on the inkjet image receiving layer 13.

  FIG. 2 is a schematic cross-sectional view showing another embodiment of the scratch card according to the present invention. In FIG. 2, 10 is a scratch card, 11 is a substrate, 12 is a release pattern layer, 13 is an inkjet image receiving layer, 14 is an adhesive layer, 15 is a protective film layer, 16 is a concealing layer, 17 is a scratch seal, and 18 is an anchor. Shows the layer.

  As shown in FIG. 2, the scratch card 10 has an anchor layer 18 formed on a substrate 11, and a release pattern layer 12 in which a release agent is formed in a pattern on the anchor layer 18. An ink jet image receiving layer 13 is formed on the surface. Further, a scratch seal 17 including an adhesive layer 14, a protective film layer 15, and a concealing layer 16 is laminated on the inkjet image receiving layer 13.

  In FIG. 3, 10 is a scratch card, 11 is a substrate, 12 is a peeling pattern layer, 13 is an inkjet image receiving layer, 14 is an adhesive layer, 15 is a protective film layer, 16 is a concealing layer, and 17 is a scratch seal. .

  FIG. 3 is a schematic cross-sectional view showing a state when the scratch seal 17 is intentionally peeled off without scraping the scratch seal 17 in the scratch card 10 according to the present invention, and the inkjet image receiving layer 13 is dissociated by peeling of the scratch seal 17. It shows a state where the printing information of the inkjet image receiving layer 13 is broken and becomes unreadable.

  In the scratch card 10, a release pattern layer 12 in which a release agent is formed in a pattern is formed on a substrate 11, and an inkjet image receiving layer 13 is formed on the release pattern layer 12. 11 is in a patterned state divided into a portion in contact with 11 and a portion in contact with release pattern layer 12. Therefore, there is a difference between the adhesive force between the inkjet image-receiving layer 13 and the base material 11 in contact with the adhesive force between the release pattern layer 12 and the substrate 11. Therefore, when the scratch seal 17 is peeled from the ink jet image receiving layer 13, the print information formed on the image receiving layer together with the ink jet image receiving layer is destroyed.

  FIG. 4 is a schematic cross-sectional view showing another form of the scratch card 10 according to the present invention, wherein 10 is a scratch card, 11 is a substrate, 12 is a release pattern layer, 13 is an inkjet image receiving layer, 14 is an adhesive layer, Reference numeral 15 denotes a protective film layer, 16 denotes a masking layer, 17 denotes a scratch seal, and 19 denotes a print pattern layer for tint block printing formed on the masking layer 16.

The presence of the print pattern layer 19 can further enhance security.

  FIG. 5 is a schematic cross-sectional view showing another form of the scratch card 10 according to the present invention, wherein 10 is a scratch card, 11 is a substrate, 12 is a release pattern layer, 13 is an inkjet image receiving layer, 14 is an adhesive layer, Reference numeral 15 denotes a protective film layer, 16 denotes a hiding layer, 17 denotes a scratch seal, 18 denotes an anchor layer, and 19 denotes a print pattern layer for tint block printing formed on the hiding layer 16.

  Due to the presence of the anchor layer 18, the compatibility between the substrate 11 and the release pattern layer 12 or the inkjet image receiving layer 13 can be further improved.

  FIG. 6 is a schematic cross-sectional view of another embodiment showing a state when the scratch seal 17 is intentionally peeled without removing the scratch seal 17 in the scratch card 10 according to the present invention. 10 is a scratch card, 11 is a base material, 12 is Peeling pattern layer, 13 is an inkjet image receiving layer, 14 is an adhesive layer, 15 is a protective film layer, 16 is a hiding layer, 17 is a scratch seal, and 19 is a printing pattern layer for tint block printing formed on the hiding layer 16. ing.

  Also in the embodiment shown in FIG. 6, as in the embodiment shown in FIG. 3, the ink jet image receiving layer 13 is dissociated and destroyed by peeling of the scratch seal 17, and the print information of the ink jet image receiving layer 13 becomes unreadable.

(Base material)
Examples of suitable materials for the card substrate 11 include polyamide, cellulose diacetate, cellulose triacetate, polystyrene, polyethylene, polypropylene, polyethylene terephthalate (PET), polyimide, and polycarbonate, and other resins may be used.

(Anchor layer)
The anchor layer 18 is preferably made of, for example, an ionizing radiation curable resin such as urethane acrylate or epoxy acrylate, or a resin such as polyester or vinyl chloride-vinyl acetate copolymer. The thickness is preferably in the range of 0.01 μm to 5 μm, more preferably 0.5 μm to 3 μm.

(Peeling pattern layer)
The resin used for the release pattern layer 12 is not particularly limited as long as it is a conventionally known release resin or a resin containing a release agent. For example, waxes, silicone wax, silicone resin, silicone-modified resin , Fluororesin, fluorine-modified resin, polyvinyl alcohol, acrylic resin, thermally crosslinkable epoxy-amino resin, crosslinkable alkyd-amino resin, and the like. Moreover, as resin used for the peeling pattern layer 12, it may consist of 1 type of resin, and may consist of 2 or more types of resin.
Furthermore, polymethyl (meth) acrylate, epoxy (meth) acrylate, urethane (meth) acrylate, polyester (meth) acrylate, acrylic-modified polyester, polyether (meth) acrylate, polyol (meth) acrylate, melamine (meth) acrylate, triazine Ionizing radiation curable resins such as acrylates can be suitably used.

(Inkjet image receiving layer)
The inkjet image-receiving layer made of a resin such as urethane resin or acrylic resin preferably has a thickness in the range of 0.5 μm to 50 μm, more preferably 1 μm to 40 μm.
Images such as pictures, characters, symbols, etc. were printed on the inkjet image-receiving layer using a commercially available inkjet printer (manufactured by EPSON; model number PX-G920).

(Adhesive layer)
The pressure-sensitive adhesive layer 14 can be formed by using an acrylic pressure-sensitive adhesive, a silicone pressure-sensitive adhesive, a rubber-based pressure-sensitive adhesive or the like having adhesiveness at room temperature, and a variety of fillers, curing agents, etc. An additive may be included.
The thickness of the pressure-sensitive adhesive layer 14 is preferably applied and dried in the range of 10 μm to 200 μm.
The method for forming the adhesive layer 14 is not particularly limited. For example, the adhesive may be applied by a known method such as comma coating, reverse coating, air knife coating, die head coating, Miya bar coating, direct gravure, or offset gravure. Can be formed.

(Protective film layer)
For the protective film layer 15, a conventionally known resin such as polyethylene terephthalate (PET) can be used, and the thickness is preferably in the range of 10 μm to 100 μm.

(Hidden layer)
The scratch layer which is the concealing layer 16 is, for example, a rubber-based natural resin (natural rubber, hydrochloric acid rubber, etc.), a diene-based resin (polybutadiene, styrene / butadiene copolymer, acrylonitrile / butadiene copolymer, polyisoprene, polychloroprene, etc.) ), Acrylic resins, and vinyl resins as vehicles (components for transferring and fixing pigments to the printing surface).
Further, the scratch layer has a metallic fine powder (aluminum fine powder, brass fine powder, copper fine powder, etc.) as a colorant, oxidized fine powder thereof, etc. in an amount of 40% by weight to 60% by weight in order to obtain the concealability of the base. % May be contained.
Moreover, in order to improve the concealability of the foundation | substrate of a scratch layer, you may contain 1-2 weight% of barium sulfate, calcium carbonate, etc.
The thickness of the scratch layer is preferably in the range of 3 μm to 20 μm.

(Print pattern layer)
The print pattern layer 19 is formed of a tint block print layer printed by offset printing for printing a pattern or coloring. Conventionally used multicolor inks can be used for the tint block printing layer, and it is also possible to use an ionizing radiation curable resin.

DESCRIPTION OF SYMBOLS 10 Scratch card 11 Base material 12 Peeling pattern layer 13 Inkjet image receiving layer 14 Adhesive layer 15 Protective film layer 16 Hiding layer 17 Scratch seal 18 Anchor layer 19 Print pattern layer

Claims (5)

  In a scratch card comprising a print area that can be printed by an inkjet printer on at least a part of the base material, and a scratch seal that covers the print area and can be scraped off, on the base material in the print area A release pattern layer in which a release agent is formed in a pattern; an inkjet image receiving layer that is provided so as to cover the release pattern layer and can be printed by the inkjet printer; and a scratch seal that covers the inkjet image receiving layer. Scratch card characterized by being.   The scratch card according to claim 1, wherein predetermined information is printed on the inkjet image receiving layer by the inkjet printer.   The scratch card according to claim 1 or 2, wherein the scratch seal is formed by laminating at least an adhesive layer, a protective film layer, and a concealing layer in this order from the peeling pattern layer side.   4. The scratch card according to claim 3, wherein a printed pattern layer is further formed on the concealing layer of the scratch seal.   The scratch card according to any one of claims 1 to 4, wherein an anchor layer is formed in advance on a substrate in the printing region.

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