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WO2012113546A2 - Impression simultanée individualisée - Google Patents

Impression simultanée individualisée Download PDF

Info

Publication number
WO2012113546A2
WO2012113546A2 PCT/EP2012/000764 EP2012000764W WO2012113546A2 WO 2012113546 A2 WO2012113546 A2 WO 2012113546A2 EP 2012000764 W EP2012000764 W EP 2012000764W WO 2012113546 A2 WO2012113546 A2 WO 2012113546A2
Authority
WO
WIPO (PCT)
Prior art keywords
layer
side layer
front side
security element
application
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/EP2012/000764
Other languages
German (de)
English (en)
Other versions
WO2012113546A3 (fr
Inventor
Peter Schiffmann
Evelyn Akoudou
Franz Daniel
Marc Mittelstaedt
Georg Depta
Harald Reiner
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Giesecke and Devrient GmbH
Original Assignee
Giesecke and Devrient GmbH
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 Giesecke and Devrient GmbH filed Critical Giesecke and Devrient GmbH
Priority to EP12705981.4A priority Critical patent/EP2678170A2/fr
Publication of WO2012113546A2 publication Critical patent/WO2012113546A2/fr
Publication of WO2012113546A3 publication Critical patent/WO2012113546A3/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

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
    • B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/30—Identification or security features, e.g. for preventing forgery
    • B42D25/351—Translucent or partly translucent parts, e.g. windows
    • 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
    • B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • 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
    • B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/20—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof characterised by a particular use or purpose
    • B42D25/29—Securities; Bank notes
    • 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
    • B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/40—Manufacture
    • B42D25/405—Marking
    • B42D25/41—Marking using electromagnetic radiation
    • 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
    • B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/40—Manufacture
    • B42D25/405—Marking
    • B42D25/43—Marking by removal of material
    • 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
    • B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/40—Manufacture
    • B42D25/405—Marking
    • B42D25/43—Marking by removal of material
    • B42D25/435—Marking by removal of material using electromagnetic radiation, e.g. laser
    • 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
    • B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/40—Manufacture
    • B42D25/45—Associating two or more layers
    • B42D25/455—Associating two or more layers using heat
    • 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
    • B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/40—Manufacture
    • B42D25/45—Associating two or more layers
    • B42D25/465—Associating two or more layers using chemicals or adhesives
    • B42D25/47—Associating two or more layers using chemicals or adhesives using adhesives
    • B42D2033/06—
    • B42D2033/08—
    • B42D2033/10—
    • B42D2033/20—
    • B42D2035/36—
    • B42D2035/50—
    • 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
    • B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/30—Identification or security features, e.g. for preventing forgery
    • B42D25/36—Identification or security features, e.g. for preventing forgery comprising special materials
    • B42D25/378—Special inks
    • B42D25/382—Special inks absorbing or reflecting infrared light

Definitions

  • the present document relates to a security element for a data carrier with an individualized transparent register, a production method for such a security element and a use of the manufacturing method.
  • Data carriers such as security or identity documents, in particular banknotes, credit cards or passports, or other forgery-prone security documents such as branded articles are provided with security elements for security, which allow a verification of the authenticity of the object or the data carrier and which at the same time serve as protection against unauthorized production , Such security elements often produce a highly visible visual impression, which allows a review of the security element even without technical aids, such as the naked eye.
  • a security element can be embedded in such data carriers, for example in a banknote or in a chip card, or designed as a self-supporting transfer element, for example as a patch or label, which is applied to a data carrier or other object to be secured after its production.
  • the security element can also be integrated into the data carrier during production, for example a security thread in banknotes.
  • data carriers are in particular banknotes, stocks, bonds, certificates, vouchers, checks, high-quality admission tickets, but also other papers which are subject to forgery such as passports or other identification documents and also card-shaped data carriers, in particular credit or chip cards, as well as production assurance elements such as Labels, seals, packaging and the like.
  • data carrier also includes precursors, in particular non-executable precursors of such data carriers, which, for example in the case of security paper, are present in virtually endless form and are processed further at a later time.
  • Such data carriers may contain windows or see-through windows which are covered with a foil which optionally forms a carrier for a security element.
  • Such security elements In order to prevent forgery or reproduction of security elements, for example with high-quality color photocopiers, it is known to provide such security elements with transparency registers.
  • Such transparency registers are usually designed as information-related motifs, for example as alphanumeric characters or other symbols which convey to a viewer certain information, possibly also abstract information.
  • Such a motif is subdivided into a plurality of elements which are arranged on the front side and the back side of a suitable carrier substrate, so that these elements, when viewed in transmitted light, provide the desired motif.
  • the motif elements on the front and rear sides of the carrier substrate must be applied partially overlapping or register-accurate, ie with sufficient accuracy of fit, on the front and rear side.
  • the elements of the see-through register are arranged in registration, ie in register, on the front and back so that in transmitted light at each point of the see-through register the light passes through only one printing layer, either on the back or on the front side of the carrier substrate.
  • the elements of the see-through register in the region of the see-through register are completed in such a way that the light, when viewed in transmitted light, passes through the carrier substrate and exactly one printing layer. If the print layers applied to the front and back have the same color strength, the result is a see-through register with a light / dark contrast that is uneven in transmitted light. Therefore, it is preferable to reduce the color strength of the front-side reflection color (observation side) from the back-side reflection color.
  • the elements are arranged, for example, at their edge area not exactly in register butt-to-joint, but have an overlapping area.
  • an opaque layer has a low or no transparency in the entire visible wavelength range and / or the IR range (preferably up to a wavelength of 2.5 ⁇ m).
  • banknote paper which is printed on one side of the entire surface, as measured by means of a see-through densitometer on an opacity value of about 50 to 70%.
  • the inks used for transparency tabs increase the opacity to about 80% to 95%.
  • a transparent one Layer is also preferably clear and allows undisturbed observation of objects in the viewing direction behind the transparent layer.
  • a translucent layer noticeably reduces the intensity of the light passing through it, which is recognizable to a viewer, while at the same time light which is still recognizable passes through.
  • a translucent layer can in principle be clear or cloudy or milky. It can be colorless or colored.
  • the support substrate has a sufficiently high translucency, which allows a perception of the rear elements of the transparency register when viewed in transmitted light or review.
  • the carrier substrate has a sufficiently low translucency which prevents perception of the rear-side motif elements when viewed in incident light or plan view, so that only the elements of the see-through register which are at the front in the viewing direction are perceptible to a viewer in reflected light.
  • the see-through register is preferably divided into front and back elements in such a way that, for example, the front-side elements convey to the viewer no information or information different from the see-through register.
  • the terms "transmitted light” and “incident light” refer to the illumination in the visible wavelength range and / or in the IR range (preferably up to a wavelength of 2.5 ⁇ ), possibly to subregions of the visible wavelength range and / or the IR range (preferably up to a wavelength of 2.5 ⁇ ).
  • the present invention is therefore based on the object of specifying a security element for data carriers with an individualized transparent register whose information (see-through information) is not recognizable when looking at the incident light or is present only in fragments and therefore not completely readable.
  • a security element which can be recognized by the naked eye and / or is mechanically recognizable.
  • the detectability of the security element in the IR range is a (possibly only) machine-detectable security element. It is a further object of the invention to specify a corresponding production method and a suitable use of the production method.
  • the security element according to the invention initially comprises a translucent carrier substrate with a front side and a rear side.
  • the carrier substrate is usually flat. Due to the translucency, a layer arranged in the viewing direction on the back side of the carrier substrate is largely or completely obscured when viewed from the front in the incident light.
  • the translucent carrier substrate is preferably opaque in a plan view and possibly cloudy or milky.
  • the carrier substrate can consist of paper, for example cotton paper, a paper-like material, or even of a film, for example a plastic film made of PET (polyethylene terephthalate), which is made opaque by a suitable coating or suitable additives in incident light.
  • a front side layer is arranged at least in a given region thereof, which is translucent or opaque, so that the applied front side layer can be seen in transmitted light for a viewer.
  • the front side layer consists of a material which is changeable or ablatable by irradiation, for example by laser irradiation.
  • the front side layer is not applied over the entire area, but partially, that is fragmented, such that at least one application area in which the front side layer is applied is provided in the given area on the front side of the carrier substrate, and a recess in which the front side layer is not applied and in which thus the carrier substrate can be viewed directly.
  • a backside layer is applied to the back of the translucent carrier substrate, which in turn is translucent or opaque, can be changed or ablated by irradiation, for example by laser irradiation, and which in turn is applied fragmented in the given region of the carrier substrate.
  • irradiation for example by laser irradiation
  • the at least one recess and the at least one application region of the front and back side layer are arranged in the given region of the carrier substrate such that at least one application region of front side layer or back side layer is arranged at each point of the given region.
  • a transmission which is less than the transmission of the translucent carrier substrate results, since the transmitted light in each case passes through an application region of the front side layer and / or backside layer.
  • the application areas of the front side layer and the back side layer can be arranged completely or partially overlapping.
  • the irradiation, for example the parameters of the laser irradiation, and the carrier substrate are selected in such a way that the carrier substrate does not change optically upon irradiation.
  • the irradiation is further selected such that the desired change or the desired ablation of the front side layer and / or the back side layer results during irradiation. If the application areas of the front side layer and the back side layer overlap at an irradiated point in the given area, then both layers are changed or ablated. The change is chosen such that there is an increased transmission of the irradiated areas of the front side layer and / or the back side layer in the transmitted light.
  • the motif generated by irradiation is arranged in the given area in such a way that the motif extends over both the at least one application area and the at least one recess of the front side layer and / or back side layer.
  • At least one application area of front side layer and rear side layer at each point of the given area at least one of the two layers is changed or ablated at each point of the motif to be applied. At locations of the given area where the overlay areas of the front and back layers overlap, these irradiated areas are accurately changed or ablated.
  • the security element according to the invention and the production method according to the invention allow, with the aid of the irradiation, to generate an individualized or personalized see-through register in the form of a motif which, in the transmitted light due to the change or ablation, has an imprint
  • the condition according to the invention relates to the design of the security element before the irradiation. Even though there is local ablation of the front and back layers due to the irradiation, these clear-view-creating recesses are clearly distinguishable from recesses which would result from overlap of recesses in the pre-irradiation front-side and back-side layers since one was made Irradiation can also be detected on the finished product, for example, on the contour sharpness of the ablated by irradiation areas, on traces of smoke or on preferably optically imperceptible changes in the carrier substrate.
  • At least one application region of the front side layer and the back side layer does not overlap in the given region.
  • the plurality of application areas of the front side layer and the back surface layer do not overlap so that exactly one application area of either the front side layer or the back surface layer is located at each location of the given area.
  • the front and back layers may be color layers containing laser absorbing materials, eg, carbon black, graphite, aluminum flakes, or milori blue, which absorb at 1064 nm, for example.
  • Backside and front side layer can also be formed as a metallic layer, for example as an aluminum layer, which can be ablated by laser.
  • the fragmentation of the front surface layer and the back surface layer according to the present invention can be realized by various application methods.
  • a color layer in the simultaneous printing or blanket-blanking process is applied to the front side and the back side of the carrier substrate, whereby the required fragmentation and in particular a complete printing of the front side and back side layer can be easily realized
  • a washing ink can be applied by means of the abovementioned printing methods on the front and rear side of the translucent carrier substrate, onto which surface the front side layer and / or rear side layer are then applied over the whole area. Subsequently, the
  • washing paint with washing solution broken while the overlying front side or backside layer peeled off, resulting in the desired fragmentation of front and back side layer.
  • washing processes are described, for example, in EP 1 972462 and the prior art mentioned therein, in particular EP 1 023 499, the corresponding disclosure of which is hereby incorporated into the following specification.
  • the use of this washing method is particularly advantageous for security elements in the form of film strips such as security strips.
  • an adhesive layer are applied in regions on the translucent carrier substrate. In this case, the adhesive layer is applied at the locations which are provided as application areas of front side and / or rear side layer.
  • the carrier substrate is pressed against a metal layer or an otherwise suitable layer so that the metal or other layer bonds with the applied adhesive layer and remains on the carrier substrate, but can be removed again in the other places.
  • This process corresponds to the so-called cold foil application.
  • the application areas of the fragmented front side layer and / or rear side layer can first be produced on a film element and then applied to the translucent carrier substrate, for example as a transfer element.
  • the applied layer may be a paint film.
  • the layer to be transferred is applied to the translucent carrier substrate by means of a heat sealing lacquer layer and the carrier foil of the foil element is then removed.
  • an adhesive layer is firstly generated on the translucent carrier substrate in regions, with the adhesive layer being located at locations which correspond to application areas of the fragmented front side layer and / or back side layer. chen.
  • the application of the adhesive layer can be done, for example, in the simultaneous printing process or in Offsetrollendruckmaschine.
  • the side of the translucent carrier substrate acted upon by the adhesive layer is then pressed over the entire surface against an eg metallized film or another suitably coated carrier so that, for example, the metallization remains on the area exposed to the adhesive layer after detachment of the metallized film.
  • front and back layers can be constructed differently.
  • the front side and rear side layers can be constructed differently in that they can be differently influenced by laser exposure in different spectral ranges.
  • front side and back side layers are preferably of the same type, for example metal layers or ink layers with an optionally different color impression.
  • front and back layers can be applied to the carrier substrate by various methods.
  • front side and back side layers are preferably applied using the same method, particularly preferably in one method step, for example in the simulant printing method.
  • the security element not only the motif created by irradiation forms a transparent but also the fragmented front and back layers form another see-through register.
  • the at least one application region of the front side layer then forms an element of the further transparent register.
  • the at least one application area of the backside layer also forms an element of the further see-through register. Both layers then complement each other in transmitted light to the other transparent register.
  • the given area corresponds to the area of the further transparent register.
  • Front side layer or optionally the plurality of application areas of the front side layer form a supervisory motif, which is perceptible when viewing the security element in incident light.
  • the at least one application region of the backside layer or the plurality of application regions of the backside layer preferably also forms a topographical motif, which is particularly preferably the negative of the topographical motif of the front side layer.
  • a motif is repeated with the motif created by irradiation, which motif is already located elsewhere in the security element or the data carrier.
  • a data carrier imprinted ciphers, such as serial numbers, in question, which individualize a document of value, such as a banknote, a check or a passport.
  • Such a numbering can be completely or partially repeated by the inventive motif generated by irradiation.
  • the irradiation-generated moiety according to the invention repeats tiv the last digit, a certain number of digits, a check digit or a letter of the number.
  • the transparency register according to the invention offers the possibility of repeating an individualizing or personalizing information, for example an image motif. These possibilities can also be combined. This repetition provides an additional opportunity for visual and / or machine verification of the data carrier.
  • a further advantage of the invention lies in the fact that so-called "composed counterfeits" are made more difficult.
  • “Compound counterfeiting” refers to counterfeiting caused by separation of the substrate layers, ie by separation of the front side from the back side and combination of the front side or rear side obtained with a
  • the counterfeit substrate layer would have to be applied precisely to the original counterpart, which is hardly feasible without offset in practice (especially in the visible wavelength range is difficult to achieve It is almost impossible to accomplish this in the IR range.)
  • the offset can be detected in a bean node processing system by means of a suitable sensor system (which is, for example, scanner-based or camera-based).
  • FIG. 1 a banknote with a security element
  • Fig. 2a - 2d a first embodiment of the security element
  • Fig. 3a, 3b a second embodiment of the security element
  • FIG. 1 a banknote 1 with a security element 2 is shown as data carrier. In addition to the security element 2 is located on the banknote 1, the printed denomination "50".
  • FIG. 2 a shows a cross section through the security element 2 before the irradiation.
  • the security element 2 comprises a translucent carrier substrate 3 with a fragmented front side layer 4 and a fragmented backside layer 5.
  • the fragmented front side layer 4 has application areas 4a and recesses 4b.
  • the fragmented backside layer 5 has application areas 5a and recesses 5b.
  • the application areas 4a, 5a and recesses 4b, 5b of the front side layer 4 and the back side layer 5 are arranged such that exactly one application area 4a, 5a of front side layer 4 or rear side layer 5 is arranged at each location of the translucent carrier substrate 3.
  • the fragmented front side layer 4 and the fragmented backside layer 5 are arranged to be complete.
  • the application area 4a preferably has a lighter color shade than the application area 5a, so that viewed in the transmitted light from the side 4 shows an identical or similar dark level and thereby sets a uniform homogeneous impression.
  • the translucent carrier substrate 3 is made of paper, which has a suitable layer thickness, so that the carrier substrate is opaque when viewed in reflected light. For front-side viewing in incident light, therefore, only the application areas 4a of the front-side layer 4 are perceived on the carrier substrate, and only the application areas 5a of the back-side layer 5 are perceived when the rear side is viewed by reflected light.
  • the security element is irradiated substrate with a Nd: YAG laser with a wavelength of 1064 nm perpendicular to the translucent substrate substrate.
  • a Nd: YAG laser with a wavelength of 1064 nm perpendicular to the translucent substrate substrate.
  • both the front side layer 4 and the back side layer 5 are changed in such a way that they become transparent.
  • the laser-treated regions are identified by the reference numeral 6 in the cross-section of FIG. 2b.
  • FIG. 2c shows a plan view of the front side of the laser-treated security element. From a viewer can continue the un- treated job areas 4a of the front side layer 4 are perceived. In the other regions, the translucent carrier substrate 3 is perceived, which is not covered in the region of the recesses 4a and is covered in the laser-treated regions 6 with the front side layer 4, which is now translucent after the laser treatment.
  • FIG. 2d shows a view through the laser-treated security element from FIG. 2b.
  • the laser-treated regions 6 are perceived as regions with high translucency, which corresponds to the transmission of the carrier substrate 3, while the non-laser-treated regions are perceived as regions with a low translucency, the translucency resulting from the transmission of the translucent carrier substrate 3 as well the transmission of the front side layer 4 or the backside layer 5 results.
  • a second embodiment of a security element 2 is shown in cross section.
  • a fragmented front side layer 4 and a fragmented backside layer 5 are arranged on a translucent carrier substrate 3.
  • the application areas 4a, 5a of the front side layer 4 and back side layer 5 overlap in the overlapping areas 7.
  • the fragmented front side layer 4 and the fragmented back side layer 5 are thus arranged partially overlapping.
  • the second embodiment is shown in transmitted light.
  • a third embodiment of a security element 2 is shown.
  • the structure of the security element 2 is explained for better understanding. It consists of different application areas 4a, 5a of the front-side layer 4 and the back-side layer 5, which are arranged so as to be complete, so that application areas 4a of the front-side layer 4 correspond to recesses 5b in the backside layer and vice versa.
  • a motif 6 is introduced into two adjoining application areas 4a and 5a by laser treatment.
  • the third embodiment is shown in transmitted light. In this case, the application areas 4a and 5a of the front side layer 4 and back layer 5 complement each other to a see-through register in the form of the number "10".
  • FIG. 4 c shows a plan view of the front side of the security element 2.
  • the motif 6 introduced by laser treatment extends over an application area 4a and a recess 4b of the front side layer 4, only a part of the motif 6 can be perceived in a plan view.
  • the information 4 a and 5 a applied on the front and back are implemented as small solid surfaces or as rasterized surface regions, for example in the form of a dot or line raster.
  • the front and / or back Color applied on the side can also contain components which can not be completely removed by means of a laser, so that, for example, after the laser marking, a bright color is still retained.
  • a color mixture of milori blue and a red pigment Red 146 could be used, whereby the red pigment is retained after laser irradiation.
  • hue differences associated with differences in transparency can be provided.
  • the color applied to the front and / or back can contain components in which only the IR-absorbing component is removed on laser irradiation.
  • the element produced by printing technology may additionally contain a negatively omitted additional motif on the front and / or rear side, which disturbs the generated transparency information only insignificantly.
  • This element may be ornamental accessory outside the laser-marked area or present within the laser-marked area and thereby further disturb the readability of the generated see-through information on the front and / or rear side in supervision.
  • the additional element may be a positive or negative motif.
  • the element produced by printing technology can additionally be equipped with a further security feature which does not or only insignificantly influences the laser marking.
  • This can be, for example, a luminescent and / or a magnetic feature substance.
  • the security element provided according to the invention can have an overprint of a visually transparent and transparent to the laser interference color.
  • the overpressure may include, for example, iriodines such as T1O2 coated mica or SiO2 pigments, or liquid crystal pigments.
  • complete security features can be provided in which a part is visible or readable in incident light, and a further part can only be recognized or read in transmitted light. This is preferably possible by means of laser, since it can preclude the Passerschwankache different process steps.
  • FIGS. 5a to 5c show examples of real patterns of a security element according to the invention.
  • the supervisory information is shown as viewed from the front
  • FIG. 5b as the supervisory information viewed from the rear
  • FIG. 5c for the viewing information viewed from the front

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Optics & Photonics (AREA)
  • Business, Economics & Management (AREA)
  • Accounting & Taxation (AREA)
  • Finance (AREA)
  • Credit Cards Or The Like (AREA)
  • Storage Device Security (AREA)

Abstract

L'invention concerne un élément sécurisé (2) pour un support de données (1), comprenant un substrat de support (3) translucide doté d'une couche de face avant (4) et d'une couche de face arrière (5) appliquées de manière fragmentée et pourvues de zones d'application et d'évidements; à chaque emplacement est disposée au moins une zone d'application de la couche de face avant ou une zone d'application de la couche de face arrière. L'élément de sécurité comprend également un motif (6) qui est produit par rayonnement, qui présente une transmission accrue et qui s'étend sur un évidement et sur une zone d'application de la couche de face avant et/ou de la couche de face arrière.
PCT/EP2012/000764 2011-02-24 2012-02-22 Impression simultanée individualisée Ceased WO2012113546A2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP12705981.4A EP2678170A2 (fr) 2011-02-24 2012-02-22 Impression simultanée individualisée

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102011012225A DE102011012225A1 (de) 2011-02-24 2011-02-24 Individualisiertes Durchsichtregister
DE102011012225.7 2011-02-24

Publications (2)

Publication Number Publication Date
WO2012113546A2 true WO2012113546A2 (fr) 2012-08-30
WO2012113546A3 WO2012113546A3 (fr) 2013-04-11

Family

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PCT/EP2012/000764 Ceased WO2012113546A2 (fr) 2011-02-24 2012-02-22 Impression simultanée individualisée

Country Status (3)

Country Link
EP (1) EP2678170A2 (fr)
DE (1) DE102011012225A1 (fr)
WO (1) WO2012113546A2 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3339049A1 (fr) 2016-12-23 2018-06-27 Giesecke+Devrient Currency Technology GmbH Support de données avec des zones luminescentes
EP3206884B1 (fr) 2014-10-13 2020-06-24 Oberthur Fiduciaire SAS Element de securite, et document securise

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019191852A1 (fr) * 2018-04-06 2019-10-10 Orell Füssli Sicherheitsdruck Ag Document de sécurité doté d'une fenêtre personnalisée
DE102019000149A1 (de) 2019-01-10 2020-07-16 Mühlbauer Gmbh & Co. Kg Sicherheitseinlage für ein Ausweisdokument mit transparentem Fenster
US20250187361A1 (en) * 2022-03-11 2025-06-12 Veridos Gmbh Data carrier with motif images which are visible from opposite faces, and corresponding production method

Citations (3)

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Publication number Priority date Publication date Assignee Title
EP1023499A1 (fr) 1997-09-08 2000-08-02 Giesecke & Devrient GmbH Feuilles de securite pour papier billet de banque et leur procede de fabrication
EP1054778A1 (fr) 1998-01-15 2000-11-29 Securency Pty. Ltd. Document de securite pourvu d'un code de securite masque
EP1972462A2 (fr) 2007-01-05 2008-09-24 Giesecke & Devrient GmbH Procédé de fabrication de feuilles de sécurité

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GB1580553A (en) * 1977-08-22 1980-12-03 Bank Of England Document carrying a legible code and method and apparatus for producing same
JP4091423B2 (ja) * 2000-11-04 2008-05-28 レオナード クルツ ゲーエムベーハー ウント コンパニー カーゲー 例えば転写フィルムまたはラミネートフィルムのようなフィルム状であるか、またはそのようなフィルムを備えたプラスチック物体、およびそのようなプラスチック物体に多色画像を形成する方法
DE102004022079A1 (de) * 2004-05-05 2005-11-24 Giesecke & Devrient Gmbh Wertdokument mit Seriennummer
DE102004038542A1 (de) * 2004-08-06 2006-02-23 Giesecke & Devrient Gmbh Datenträger mit Sicherheitselement und Verfahren zu seiner Herstellung
DE102007030219A1 (de) * 2007-02-13 2008-08-14 Giesecke & Devrient Gmbh Sicherheitselement für ein Wertdokument

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1023499A1 (fr) 1997-09-08 2000-08-02 Giesecke & Devrient GmbH Feuilles de securite pour papier billet de banque et leur procede de fabrication
EP1054778A1 (fr) 1998-01-15 2000-11-29 Securency Pty. Ltd. Document de securite pourvu d'un code de securite masque
EP1972462A2 (fr) 2007-01-05 2008-09-24 Giesecke & Devrient GmbH Procédé de fabrication de feuilles de sécurité

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3206884B1 (fr) 2014-10-13 2020-06-24 Oberthur Fiduciaire SAS Element de securite, et document securise
EP3339049A1 (fr) 2016-12-23 2018-06-27 Giesecke+Devrient Currency Technology GmbH Support de données avec des zones luminescentes
DE102016015500A1 (de) 2016-12-23 2018-06-28 Giesecke+Devrient Currency Technology Gmbh Datenträger mit Lumineszenzbereichen

Also Published As

Publication number Publication date
WO2012113546A3 (fr) 2013-04-11
DE102011012225A1 (de) 2012-08-30
EP2678170A2 (fr) 2014-01-01

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