WO2008046489A1 - Document de sécurité doté d'une couche de sécurité grattable et d'un film de transfert - Google Patents

Document de sécurité doté d'une couche de sécurité grattable et d'un film de transfert Download PDF

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Publication number
WO2008046489A1
WO2008046489A1 PCT/EP2007/008222 EP2007008222W WO2008046489A1 WO 2008046489 A1 WO2008046489 A1 WO 2008046489A1 EP 2007008222 W EP2007008222 W EP 2007008222W WO 2008046489 A1 WO2008046489 A1 WO 2008046489A1
Authority
WO
WIPO (PCT)
Prior art keywords
layer
security
security document
transfer film
confidential information
Prior art date
Application number
PCT/EP2007/008222
Other languages
German (de)
English (en)
Inventor
Gerhard Zinner
Original Assignee
Leonhard Kurz Stiftung & Co. Kg
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Leonhard Kurz Stiftung & Co. Kg filed Critical Leonhard Kurz Stiftung & Co. Kg
Publication of WO2008046489A1 publication Critical patent/WO2008046489A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D15/00—Printed matter of special format or style not otherwise provided for
    • B42D15/02—Postcards; Greeting, menu, business or like cards; Letter cards or letter-sheets
    • B42D15/025—Postcards; Greeting, menu, business or like cards; Letter cards or letter-sheets with peel-away layer hiding information
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63F—CARD, BOARD, OR ROULETTE GAMES; INDOOR GAMES USING SMALL MOVING PLAYING BODIES; VIDEO GAMES; GAMES NOT OTHERWISE PROVIDED FOR
    • A63F3/00—Board games; Raffle games
    • A63F3/06—Lottos or bingo games; Systems, apparatus or devices for checking such games
    • A63F3/065—Tickets or accessories for use therewith
    • A63F3/0665—Tickets or accessories for use therewith having a message becoming legible after rubbing-off a coating or removing an adhesive layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B44—DECORATIVE ARTS
    • B44F—SPECIAL DESIGNS OR PICTURES
    • B44F1/00—Designs or pictures characterised by special or unusual light effects
    • B44F1/08—Designs or pictures characterised by special or unusual light effects characterised by colour effects
    • B44F1/10—Changing, amusing, or secret pictures
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F3/00—Labels, tag tickets, or similar identification or indication means; Seals; Postage or like stamps
    • G09F3/02—Forms or constructions
    • G09F3/0291—Labels or tickets undergoing a change under particular conditions, e.g. heat, radiation, passage of time
    • G09F3/0292—Labels or tickets undergoing a change under particular conditions, e.g. heat, radiation, passage of time tamper indicating labels
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63F—CARD, BOARD, OR ROULETTE GAMES; INDOOR GAMES USING SMALL MOVING PLAYING BODIES; VIDEO GAMES; GAMES NOT OTHERWISE PROVIDED FOR
    • A63F3/00—Board games; Raffle games
    • A63F3/06—Lottos or bingo games; Systems, apparatus or devices for checking such games
    • A63F3/065—Tickets or accessories for use therewith
    • A63F3/0665—Tickets or accessories for use therewith having a message becoming legible after rubbing-off a coating or removing an adhesive layer
    • A63F2003/067—Tickets or accessories for use therewith having a message becoming legible after rubbing-off a coating or removing an adhesive layer using carbon or graphite coating

Definitions

  • the invention relates to a security document with confidential information, in particular in the form of alphanumeric characters, symbols and / or pictorial or graphical representations, the confidential information being concealed by an opaque security layer scratch-off without compromising the confidential information, comprising at least one continuous opaque Covering layer comprises.
  • the invention further relates to a transfer film for forming an opaque, scratch-off security layer on a security document.
  • Security documents which contain a confidential information covered by an opaque, scratch-off security layer are sufficiently known from DE 699 14 187 T2.
  • the confidential information which may be secret code, PIN, sequence of symbols, etc., becomes readable in such documents when the security layer is scratched.
  • the scratching off of the security layer takes place without impairing the readability of the confidential information hidden underneath.
  • Well-known security documents of this type are, for example, lottery coupons, in particular so-called “scratch-offs", telephone cards, trading vouchers, game tickets and letters from banks, telephone companies, etc. for the communication of PIN numbers, etc.
  • a transfer film in the form of an embossing film for forming an opaque, scratch-off security layer on a security document is known from German Utility Model DE 92 17 061 U1.
  • the embossing film has in this order a carrier film, a release layer, a decorative layer, which a optical diffraction, in particular holographically effective structure, and a wax adhesion layer on.
  • the decorative layer is preferably formed at least two layers, wherein the waxy layer facing the continuous layer is formed of an opaque material.
  • the object is achieved for the security document containing confidential information, in particular in the form of alphanumeric characters, symbols and / or pictorial or graphical representations, the information being hidden by an opaque, scratch-off security layer comprising at least one continuous opaque cover layer, in that at least one transparent first primer layer, which remains on the confidential information when the security layer is scratched, is arranged between the scratch-off security layer and the confidential information.
  • the at least one transparent first primer layer acts on the one hand as a scratch-resistant protective layer over the confidential information and prevents the confidential information is scratched when scratching the security layer.
  • the at least one transparent first primer layer provides a smooth surface from which the security layer can be scraped off without residue.
  • the confidential information can be easily read out through it due to the transparency of the at least one first primer layer. An impairment of the readability of the confidential information when scratching the security layer is reliably prevented.
  • the transfer film for forming an opaque, scratch-off security layer on a security document, wherein the transfer film has a carrier film and a transfer layer which can be detached from the carrier film and comprises the security layer, the object is achieved in that the transfer layer starts from the carrier film
  • At least one optional decorative layer as a constituent of the security layer, at least one continuous opaque cover layer as a component of the
  • the transfer film according to the invention enables the formation of a security document according to the invention with the advantages mentioned above.
  • the at least one first primer layer can be formed colorless, but also colored transparent.
  • a color transparent first primer layer may also interact with the confidential information, e.g. function as a color filter to hide certain information pieces of the confidential information, etc ..
  • the scrapable security layer comprises on its side facing the at least one first primer layer at least one second primer layer.
  • the at least one second primer layer is designed so that these scratch off the Safety layer easily and residue-free from the at least one first primer layer can be replaced.
  • the at least one second primer layer may be both transparent and opaque.
  • the at least one first primer layer preferably has an adhesive layer for producing an adherent bond with the security document, and further a scratch-resistant protective layer, which by means of the adhesive layer on
  • the at least one second primer layer preferably has a layer which can be easily and residue-free removed from the adjacent first primer layer and optionally an adhesion promoter layer for producing an adherent bond with the remaining layers of the security layer.
  • the adhesion between the at least one first primer layer and the at least one second primer layer must be such that a release of the security layer from the at least one first primer layer does not take place during hot stamping, but only during the mechanical scraping.
  • a layer thickness of the at least one second primer layer is in the range of 3 to 10 ⁇ m.
  • a layer thickness for the at least one first primer layer is preferably in the range of 1 to 5 ⁇ m.
  • the security layer preferably has, in regions, at least one printed image matched to the confidential information, which prevents unauthorized reading out of the confidential information when the security document is viewed in transmitted light or at least makes it more difficult.
  • the printed image is invisible to the normal viewer of the security document.
  • Security document with an intense, punctiform light source in a darkened environment is often suitable for detecting the information through the security layer. Moreover, if the security element is bent or kinked around the light source, this can lead to the formation of fine cracks or cracks in the security layer that can not be detected under normal illumination, through which an unauthorized reading of the confidential information can be made even easier. In an unauthorized Auslese drown the confidential information of the security document in transmitted light is now not only the confidential information recognizable, but also the printed image. The printed image is matched to the confidential information so that it is no longer different for the viewer, or at least only with difficulty, which information content actually belongs to the confidential information or confusion creating print image.
  • the printed image can be designed so that it simply complements the confidential information in transmitted light, without the viewer becomes aware that not the confidential but instead another, misleading information is read.
  • the confidential one Information about a sequence of numbers the image may be formed as at least one number that appears to the viewer in transmitted light at any point in the sequence of numbers and thus falsified the confidential information.
  • the printed image can also be designed so that it covers the confidential information seen in transmitted light with an irregular pattern of lines, characters or the like, so that the viewer in the transmitted light is immediately aware that the confidential information is not or at least not readily readable , If the confidential information is a string of letters, for example, the printed image may contain a large number of further letter sequences which, viewed in transmitted light, may appear next to and / or above the confidential information for the viewer, thus concealing the confidential information. Likewise, it is possible to proceed with character, symbol or letter sequences as well as combinations thereof.
  • the security document equipped with such a print image thus reliably prevents unauthorized reading of the confidential information through the security layer.
  • the at least one first primer layer comprises at least one single layer of at least one thermoplastic resin, optionally with the addition of at least one filler.
  • thermoplastics or thermoplastic resins polyvinyl chloride, modified rosin, polyvinyl acetate, ethylene-vinyl acetate terpolymers, sufficiently tacky acrylates, chlorinated polypropylene or polyethylene, polyesters, polyurethanes or mixtures thereof have proven useful.
  • an acrylate-modified resin which has acrylate and / or acrylic acid monomers as the main component has proven to be useful.
  • Preferred fillers are, for example, silicon dioxide, Al 2 O 3 , silicates, TiO 2 and the like.
  • the at least one second primer layer comprises at least one individual layer which is formed from a resin comprising or consisting of at least one silicone-modified resin and / or at least one fluorine-modified resin and / or at least one wax or consists of.
  • a silicone-modified resin is understood as meaning a carrier polymer, for example of polyurethanes, acrylates, vinyl acetates, polyesters or mixtures thereof, the carrier polymer being modified by silicone groups.
  • a fluorine-modified resin is meant a resin modified by fluorine groups.
  • a wax can be understood to mean a polyolefin wax, such as a polyethylene or polypropylene wax. Wax mixtures are also usable.
  • the at least one second primer layer must be scratch-free from the at least one first primer layer and, on the other hand, have a sufficient bond to it.
  • the adhesion of the at least one second primer layer to the first primer layer will be adjusted so that the security layer can not be separated from the at least one first primer layer by means of a tape test (e.g., Tesa 4104).
  • the at least one opaque cover layer is preferably formed by an opaque color coat layer and / or by an opaque metal layer.
  • the scrapable security layer further comprises at least one decorative layer arranged on the at least one opaque cover layer and facing a viewer of the security document.
  • the decorative layer makes it difficult to reproduce the scratch-off security layer after at least partially removing it from the security document and after unauthorized reading of the confidential information.
  • the at least one decorative layer is designed in the form of a filigree and / or complicated pattern, in particular in the form of a guilloche.
  • the decorative layer can be monochrome or be designed as multi-color printing.
  • the color-pigmented lacquer layer for forming the printed image has a higher elasticity than the at least one optional decorative layer and the at least one opaque cover layer. If the security document is bent or kinked, this leads to the fact that the color pigmented lacquer layer of the printed image does not break or crack at a much greater bending or buckling stress than the at least one opaque cover layer and the optionally present at least one decorative layer. Seen in transmitted light, the viewer is given the impression that the scratch-off security layer as a whole is already covered with fine cracks and that the confidential information can now be read out. However, since the printed image does not show any cracks, only a combination of the confidential information and the printed image, ie a falsified information content, can be read out.
  • the elasticity of the color-pigmented lacquer layer for forming the printed image is preferably set as a function of the flexibility or bendability of the security document. If it is a security document that can be bent or even kinked without visible damage, such as a security document with a substrate made of paper or thin plastic film, the color pigmented lacquer layer to form the print image in the security layer must be so elastic be that even with a buckling stress no cracks or cracks occur that increase the light transmission of the printed image.
  • the security document is, for example, a plastic card for telephone cards or the like, which has a much lower flexibility than paper or thin plastic film due to its usual thickness, then the color-pigmented lacquer layer can be correspondingly less elastic to form the printed image.
  • the main factor influencing the elasticity of a security document is its thickness.
  • the color-pigmented lacquer layer is preferably opaque, in particular opaque black educated.
  • the at least one opaque cover layer and / or the at least one decorative layer has an optically variable element which exhibits an optically variable effect.
  • the reproduction of such a trained security layer after an at least partial removal of these from the security document and after an unauthorized reading of the confidential information is particularly difficult.
  • the optically variable element to a viewing angle-dependent optically variable effect comprises a hologram and / or a Kinegram ® and / or a diffractive relief structure and / or a liquid crystalline material and / or an optically variable pigment with blickwinkellacem interference color effect.
  • the optically variable element has a thermochromic and / or a luminescent material.
  • optically variable elements require complex manufacturing processes and / or sometimes involve difficult to obtain, cost-intensive materials.
  • the scratch-off security layer has a machine-readable feature substance, in particular a magnetic and / or an electrically conductive feature substance.
  • a machine-readable feature substance in particular a magnetic and / or an electrically conductive feature substance.
  • the at least one decorative layer may further comprise a metallic and / or a dielectric reflective layer and / or a thin-film interference layer stack included with blickwinkelmolem color change effect, in particular also in combination with an optically diffractive structure such as a hologram, a Kinegram ® or a diffractive relief structure.
  • an optically diffractive structure such as a hologram, a Kinegram ® or a diffractive relief structure.
  • a continuous opaque metallic reflection layer it may be possible to dispense with an opaque embodiment of underlying cover layers.
  • the printed image is in the form of alphanumeric characters, symbols and / or pictorial or graphic representations. Ideally, the print image is designed to use the same range of shapes that also serve as the basis for forming the associated confidential information.
  • the printed image preferably also contains numbers. If the confidential information is formed by different symbols or symbol sequences, for example in the form of shamrocks and crosses, the printed image preferably also contains such symbols. Furthermore, a similar design of the printed image with regard to the confidential information is preferably selected, in particular with regard to a line width, a font, a character size, a character spacing, etc. If, for example, the confidential information is formed as a halftone image in the form of small halftone dots, this becomes Printed image preferably designed in the same way.
  • the surface hardness in the area of the scratch-off layer applied to the security document is in the range of 0.5 to 1.5 Newtons (Erichsen Model 318 Hardness Test Rod).
  • the security document has a translucent substrate and the confidential information is printed on the substrate.
  • a translucent substrate in particular paper, plastic or a laminate of paper and / or plastic have been found.
  • the security document is in particular a telephone card, a lottery coupon, a ticket, a trading coupon, or a document containing secret numbers or secret codes.
  • the transfer layer comprises the security layer and the at least one transparent first primer layer.
  • a first primer layer may be formed as an adhesive layer, a second primer layer as a wax adhesion layer.
  • a suitable wax adhesion layer can also be found in DE 92 17 061 U1.
  • the transfer film according to the invention can furthermore have a release layer between the carrier film and the transfer layer, which facilitates a detachment of the transfer layer from the carrier film.
  • a release layer between the carrier film and the transfer layer, which facilitates a detachment of the transfer layer from the carrier film.
  • stripping layers of wax or silicones have proven useful here.
  • the release layer may remain on the carrier film or form part of the transfer layer. In the latter case, however, the release layer may need to be transparent in order to make the at least one decorative layer and / or the at least one opaque cover layer visible.
  • the transfer layer may comprise further layers, such as adhesion promoter layers, layers for filling relief structures or the like, as long as the scratchability of the security layer is retained by the security document.
  • FIGS. 1a to 6 are intended to illustrate the idea of the invention by way of example. So shows:
  • FIG. 1a shows a security document according to the invention in the form of a map in plan view
  • FIG. 1 b shows the security document from FIG. 1 a in the sectional view A - A ' ;
  • FIG. 2a shows another security document according to the invention
  • FIG. 2b shows the security document from FIG. 2a in sectional view B-B ' ;
  • FIG. 3 shows a transfer film according to the invention
  • FIG. 4 shows a further transfer film according to the invention
  • Figure 5 is a photograph of a conventional security document in transmitted light
  • FIG. 6 shows a photograph of a security document according to the invention in transmitted light
  • FIG. 1a shows a security document 1 according to the invention in the form of a map in plan view.
  • the security document 1 has a substrate 10 made of opaque colored but translucent plastic.
  • a confidential information 2 in the form of the secret code "124578 B1C" is printed on the substrate 10.
  • a transfer process has on its side facing the viewer a colored decorative layer 3a in the form of a grid-like imprinting through the grating gaps of the decorative layer 3a through an opaque cover layer 3b in the form of a highly pigmented colored lacquer layer can be seen.
  • MFT is an abbreviation for the minimum film temperature, ie the minimum temperature that must be present for film formation.
  • the scratch-off from the first primer layer 3d security layer is thus composed here of the decorative layer 3a, the opaque cover layer 3b and the second primer layer 3c and conceals the confidential information 2 in front of the eye of an observer.
  • the security document 1 is shown in FIG. 1 a such that the confidential information 2 can be read out through the security layer. Under normal lighting, however, the confidential information 2 would not be recognizable.
  • a determination of the surface hardness in the area of the scratch-off security layer gave a value of 1 Newton (Erichsen Hardness Test Rod Model 318).
  • Figure 1 b shows the security document 1 of Figure 1a in the sectional view A - A ' . It is the substrate 10 and printed thereon confidential information 2 recognizable. Above this is the transfer layer 3, which has the transparent first primer layer 3d for attachment to the substrate 10. On the first primer layer 3d are the continuous second primer layer 3c, the continuous opaque cover layer 3b and the lattice-shaped printed decorative layer 3a.
  • FIG. 2 a shows a security document 1 ' according to the invention in the form of a map in plan view.
  • the security document 1 ' has a substrate 10 made of opaque, but translucent plastic. 1a, a confidential information 2 in the form of the secret code "124578 B1C" is printed on the substrate 10.
  • the transfer layer 3 ' has, on its side facing the observer's side, a colored decorative layer 3a in the form of a grid-like imprint on.
  • the transfer layer 3' a print image 3e in the form of the number two, which is arranged in the middle of it in agreement with the confidential information 2.
  • the covering layer 3b invisible in this illustration, there are a second primer layer 3c and a transparent first primer layer 3d in the position shown in FIG annealed compositions.
  • the opaque scratch-off security layer is composed here of the decorative layer 3a, the opaque cover layer 3b, the printed image 3e and the second primer layer 3c and conceals the confidential information 2 in front of the eye of an observer.
  • the security document 1 ' is shown in FIG.
  • the print image 3d is recognizable, wherein the viewer can not distinguish between the confidential information 2 and the print image 3d, without the security layer is removed.
  • the printed image 3e fits perfectly into the confidential information 2, so that in case of an unauthorized reading this instead of the correct secret code "124578 B1C" a wrong code, namely "1245782B1C” is read out as a supposedly correct secret code. Under normal lighting neither the confidential information 2 nor the print image 3e would be recognizable.
  • FIG. 2b shows the security document 1 ' from FIG. 2a in sectional view B-B ' . It is the substrate 10 and printed thereon confidential information 2 recognizable. Above is the transfer layer 3 ' , which has the transparent first primer layer 3d for attachment to the substrate 10. On the undercoat layer 3d are the second primer layer 3c, the print image 3d, the continuous opaque cover layer 3b and the lattice-shaped printed decorative layer 3a.
  • FIG. 3 shows a transfer film 100 according to the invention in a sectional view, as can be used to form the security document 1 ' according to FIGS. 2a and 2b.
  • the transfer film 100 has a carrier film 5 made of PET, on which an optional release layer 6 made of silicone and a detachable transfer layer 3 'are located.
  • a decorative layer 3a is printed, which is formed by a grid-shaped multi-color printing.
  • a continuous opaque cover layer 3b in the form of a highly pigmented colored lacquer layer is arranged.
  • a printed image 3e is formed from an opaque, black-pigmented lacquer layer which has a higher elasticity than the materials for forming the decorative layer 3a and the opaque cover layer 3b.
  • a second primer layer 3c and a transparent first primer layer 3d are also suitable for attaching the transfer layer 3 ' to a security document.
  • FIG. 4 shows a further transfer film 100 ' according to the invention in a sectional view, as it can be used to form a security document according to the invention.
  • the transfer film 100 ' has a backing sheet 5 made from PET, an optional release layer 6 of silicon and one of them peelable transfer layer 3 is located on softer ".
  • On the release layer 6 is a decorative layer 3a' printed, which are formed by a continuous, colorless transparent varnish is.
  • on the decorative layer 3a '3b is disposed of aluminum a continuous opaque cover.
  • a diffractive relief structure 4 is arranged, which shows a viewing angle-dependent optically variable effect.
  • a printed image 3e is formed from an opaque black pigmented lacquer layer which has a higher elasticity than the materials for forming the decorative layer 3a and the opaque cover layer 3b
  • a second primer layer 3c in the form of a wax adhesion layer is present to remove the security layer from the transparent first primer layer to be able to replace 3d.
  • the first primer layer 3d is suitable for affixing the transfer layer 3 " to a security document.” After affixing the transfer layer 3 "over confidential information on a security document, the carrier film 5 including the release layer 6 is removed and the viewer recognizes it generated by the diffractive relief structure 4, optically variable effect through the decorative layer 3a ' therethrough.
  • Figure 5 is a photograph of a portion of a conventional security document having a translucent substrate 10 and confidential information 20 in the form of a sequence of digits covered by a strip of transfer layer 30 of a transfer sheet containing an opaque, scratch-off security layer.
  • the substrate 10 is irradiated from the rear side with a strong point light source at the time of photographing and bent around the light source. Due to the bending stress, extremely fine cracks form in the opaque, scratch-off security layer, through which the confidential information 20 now becomes readable.
  • the numbers "7 7" recognizable are the numbers "7 7" recognizable.
  • FIG. 6 shows a photograph of a region of a security document according to the invention with a translucent substrate 10 and confidential information printed on the substrate 10, which is covered by a strip of a transfer layer 30 of a transfer film containing an opaque, scratch-off security layer.
  • the substrate 10 is irradiated from the rear side with a strong point light source at the time of photographing and bent around the light source. Due to the bending stress, the finest cracks form in the opaque covering layer of the opaque, scratch-off security layer, through which the confidential information 20 and, furthermore, a printed image 3Oe hiding the confidential information 20 are visible.
  • the printed image 3Oe is formed as a black-pigmented lacquer layer, which has a higher elasticity compared to the opaque cover layers of the opaque, scratch-off security layer, so that the printed image 3Oe shows no cracks despite the bending stress. Reading out the confidential information 20 from the visible line tangles, which is composed of the confidential information 20 and the print image 3Oe is thus no longer or no longer readily possible. Depending on the appearance of the confidential information, a large number of printed images can thus be used in order to prevent unauthorized reading of the confidential information through the opaque, scratch-off security layer.

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  • Engineering & Computer Science (AREA)
  • Educational Technology (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Laminated Bodies (AREA)
  • Credit Cards Or The Like (AREA)

Abstract

L'invention concerne un document de sécurité (1, 1' ) doté d'une information confidentielle (2, 20), notamment sous la forme de caractères alphanumériques, de symboles et/ou d'images ou de graphiques, l'information confidentielle étant cachée par une couche de sécurité opaque grattable sans risque d'endommagement de l'information confidentielle, cette couche de sécurité comportant au moins une couche de revêtement (3b) entièrement opaque. Au moins une première couche de fond transparente, intercalée entre la couche de sécurité grattable et l'information fiable, reste sur l'information fiable lors du grattage de la couche de sécurité. L'invention concerne enfin un film de transfert.
PCT/EP2007/008222 2006-10-19 2007-09-21 Document de sécurité doté d'une couche de sécurité grattable et d'un film de transfert WO2008046489A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE202006015989U DE202006015989U1 (de) 2006-10-19 2006-10-19 Sicherheitsdokument mit abkratzbarer Sicherheitsschicht sowie Transferfolie
DE202006015989.4 2006-10-19
DE102006053362A DE102006053362A1 (de) 2006-10-19 2006-11-10 Sicherheitsdokument mit abkratzbarer Sicherheitsschicht, sowie Transferfolie
DE102006053362.3 2006-11-10

Publications (1)

Publication Number Publication Date
WO2008046489A1 true WO2008046489A1 (fr) 2008-04-24

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PCT/EP2007/008222 WO2008046489A1 (fr) 2006-10-19 2007-09-21 Document de sécurité doté d'une couche de sécurité grattable et d'un film de transfert

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DE (2) DE202006015989U1 (fr)
WO (1) WO2008046489A1 (fr)

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JP2014069360A (ja) * 2012-09-27 2014-04-21 Dainippon Printing Co Ltd スクラッチ隠蔽層付印刷物
JP2014117810A (ja) * 2012-12-13 2014-06-30 Dainippon Printing Co Ltd スクラッチシール
JP2015063015A (ja) * 2013-09-24 2015-04-09 大日本印刷株式会社 スクラッチラベル
JP2015063014A (ja) * 2013-09-24 2015-04-09 大日本印刷株式会社 スクラッチラベル
EP2949478A1 (fr) * 2014-05-26 2015-12-02 manroland web systems GmbH Produit d'impression à code d'accès
JP6392483B1 (ja) * 2018-06-01 2018-09-19 タグソリューション株式会社 隠蔽シール

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Publication number Priority date Publication date Assignee Title
ITBS20110026A1 (it) * 2011-03-10 2012-09-11 Pilot Italia Etichetta sigillo

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