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EP0998396B1 - Document de securite - Google Patents

Document de securite Download PDF

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Publication number
EP0998396B1
EP0998396B1 EP98942617A EP98942617A EP0998396B1 EP 0998396 B1 EP0998396 B1 EP 0998396B1 EP 98942617 A EP98942617 A EP 98942617A EP 98942617 A EP98942617 A EP 98942617A EP 0998396 B1 EP0998396 B1 EP 0998396B1
Authority
EP
European Patent Office
Prior art keywords
layer
security element
security
element according
magnetic
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.)
Expired - Lifetime
Application number
EP98942617A
Other languages
German (de)
English (en)
Other versions
EP0998396B2 (fr
EP0998396A1 (fr
Inventor
Christian Schmitz
Theo Dr. Burchard
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
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First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=7836830&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP0998396(B1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Giesecke and Devrient GmbH filed Critical Giesecke and Devrient GmbH
Priority to SI9830128T priority Critical patent/SI0998396T2/sl
Publication of EP0998396A1 publication Critical patent/EP0998396A1/fr
Application granted granted Critical
Publication of EP0998396B1 publication Critical patent/EP0998396B1/fr
Publication of EP0998396B2 publication Critical patent/EP0998396B2/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • 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
    • B42D25/30—Identification or security features, e.g. for preventing forgery
    • B42D25/355—Security threads
    • 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
    • B42D25/369—Magnetised or magnetisable materials
    • B42D2033/16—
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S283/00—Printed matter
    • Y10S283/901—Concealed data
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/916—Fraud or tamper detecting
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24802—Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.]
    • Y10T428/24835—Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.] including developable image or soluble portion in coating or impregnation [e.g., safety paper, etc.]

Definitions

  • the invention relates to a security document, such as a banknote, security, ID card or the like, with a security element, which at least one mechanically testable, magnetic layer and at least has another layer.
  • DE-PS 16 96 245 discloses a security paper in which a security thread is embedded with a ferromagnetic coating.
  • commonly used magnetic material is very dark Body color on so that the security thread even when fully embedded visible in the paper on the paper surface as a dark stripe is.
  • DE-PS 16 96 245 proposed the thread coated with magnetic material additionally on both sides to be provided with an opaque, white coating to the optical Avoid effect of the magnetic material on the paper surface.
  • a security thread has therefore already been proposed (WO92 / 11142), which is both a mechanical inspection of the magnetic Properties as well as a visual authenticity control enables.
  • the magnetic layer is combined with an opaque metal layer, which has cutouts in the form of characters or patterns, wherein the magnetic layer as seen from the viewer arranged under the metal layer is so that the optical effect of the magnetic material on the Paper surface does not appear.
  • the cutouts are reflected in the paper practically not recognizable, but contrast strongly in transmitted light from their opaque surroundings.
  • this requires that the recessed areas of the characters are transparent, i.e. in the field of Sign must not contain any magnetic material. It must therefore be in the making of the security element that the magnetic layer and generates the visually recognizable characters in register with each other so that they don't overlap.
  • the invention has for its object to provide a security document propose a security element that has a magnetic coating, whose own color hardly appears in reflected light and that easily provided with additional visually verifiable features can be.
  • the partially permeable Cover layer also allows the security element to be visual and / or to provide machine-recognizable information, e.g. by doing Cutouts in the form of characters are provided in the magnetic layer be or the magnetic layer itself in the form of visual and / or mechanical recognizable characters or patterns is formed.
  • An exact one The arrangement of cover layer and magnetic layer in register is in this Case no longer necessary because of the visually recognizable information can be seen through the partially permeable layer.
  • the security element therefore exists of a magnetic layer and a layer covering the magnetic layer semi-permeable layer.
  • the partially permeable Layer of a thin semi-transparent metal layer has optical reflection properties if the layer thickness is not too small that are very similar to an opaque metal layer.
  • a coherent semi-transparent Metal layer also other partially permeable materials or layers be used, e.g. Printing inks with optically variable interference layer pigments, with liquid crystalline layers or diffraction structures a semi-transparent reflective layer.
  • the partially permeable Layer of the security element formed by a grid layer the individual raster elements being opaque, preferably metallic are.
  • the grid elements can have any shape. Geometric Standard shapes such as points, lines, triangles, etc. also come in question like special patterns, numbers, letters etc.
  • the grid size is chosen so that sufficient coverage of the magnetic layer takes place, but at the same time one possibly under the grid Layer of existing information remains recognizable.
  • the grid elements can using any printing color, but preferably a white one or light printing ink or via any coating method, such as vacuum vapor Hot stamping, etc.
  • the magnetic layer can be independent of the type of cover layer used either be provided over the entire area or only in certain areas.
  • the magnetic layer is in shape a coding, in particular a bar code, applied.
  • the magnetic layer However, only cutouts in the form of visual and / or machine-readable characters.
  • the magnetic layer-free Areas of the code or in the recesses further visually and / or machine-recognizable information can be arranged.
  • the magnetic layer-free Areas are filled with a non-magnetic layer, which is the same color as the magnetic material. In this way the presence of a magnetic code is additionally obscured.
  • This non-magnetic layer can also have cutouts in the form of characters, Have patterns etc.
  • the security element can be used as a security thread or planchettes, which are at least partially in a security document are introduced.
  • the security element is also conceivable to be in the form of a tape or label and on the surface to fasten an object. These items can be also act as a security document.
  • the security element according to the invention can be found in the area of product assurance use very advantageously.
  • the security element can be next to the magnetic layer according to the invention and partially permeable cover layer other anti-theft elements, such as have a coil.
  • the security element can also be on or in one Documentary material is provided, which in turn is used for product assurance is applied to objects of any shape.
  • FIG. 1 shows a security document 1 according to the invention.
  • a banknote is shown in which a security thread 2 in Form of a so-called “window security thread” is embedded.
  • This Security thread 2 is virtually in the paper during paper production woven in and comes to the surface at certain regular intervals of the paper. These areas 3 are shown hatched here.
  • security document is not limited to banknotes. Rather, it can be any value document, such as one Check, share, ID card, or the like.
  • the security element 2 must also be not necessarily a security thread.
  • the security element 2 can, for example, also as a thin layer sequence or self-supporting Label completely on the surface of the security document 1 to be ordered.
  • the shape of the respective element is also freely selectable.
  • the element 2 can, for example, be strip-shaped from an edge of the Document 1 run to the opposite edge or alternatively island-shaped with any outline contours.
  • the security element is only a thin layer sequence on the security document it is advisable to change the sequence of shifts Prepare security elements separately on a film material and then transfer to the document. In this case, the Layers on the transfer film in reverse order to that that is later requested on the document.
  • FIG. 2 shows a possible embodiment of such a film material, wherein the transfer film 20 shown has the shape of a band.
  • a first visible layer is then placed on the separating layer 8 Spectral range partially transparent cover layer 6 applied, followed by a magnetic layer 5.
  • the cover layer 6 is in this example as a screened Layer shown with a constant grid.
  • an adhesive layer 9 is finally provided, which for securing the layer structure 21 to the document.
  • it can be, for example, hot-melt adhesive or radiation-curable Act glue.
  • the 7 Leave the document may be advantageous to also support the 7 Leave the document as a protective layer.
  • a separating layer 8 be provided on the carrier material. Rather, additional measures must be taken to ensure that the Layer structure of the element 1 has good adhesion to the carrier layer 7.
  • the transfer film can either over the entire surface provided with the security element layer structure and this only in the desired areas, e.g. through targeted activation of the adhesive the full-surface coating can be removed and transferred.
  • the carrier material already in spaced areas with the desired individual elements.
  • the carrier 4 is here with the entire surface provided a magnetic layer 5, over which a layer 6 in the form of a Grid is provided, the grid elements made of opaque material.
  • This screened layer 6 must be on the finished document to the viewer be facing the effect of covering the invention To be able to ensure magnetic layer 5.
  • the security element is used as a security thread, it can make sense be, the magnetic material also on the grid 6 opposite Cover page.
  • a another grid layer or a full-area, preferably white or bright print layer can be provided.
  • the white or light layer offers the advantage that the thread has a good color from the bottom to the paper is adapted and therefore on the back of the paper on the surface practically does not appear.
  • the use of a second screened layer has the advantage that the thread on the front and back looks identical and therefore it is possible to dispense with correct insertion into the paper.
  • FIG. 4 shows a security element with the one already explained with reference to FIG. 3 Shift sequence.
  • the magnetic layer 5 is additional with recesses 10 in the form of characters, patterns or the like Mistake.
  • the carrier 4 is advantageously transparent or at least translucent. That way you can the cutouts 10 when viewed in transmitted light as strongly contrasting Signs in the environment formed by the opaque magnetic material 5 be recognized.
  • the grid elements of layer 6 in the area of the cutouts 10 hardly affect this effect. When viewed in incident light however, the grid 6 additionally obscures the cutouts 10, so that they practically do not appear. As discussed earlier, the screened layer 6 is also sufficient, the dark appearance to cover the magnetic layer 5.
  • 5 shows a further variant of the security element according to the invention, which, as already explained with reference to FIG. 4, consists of a carrier layer 4, a magnetic layer 5 with recesses 10 in the form of visual recognizable information and a screened layer 6 exists.
  • the grid width of the layer 6 was changed. 5 shows the case where the raster width a is in the range of the magnetic Material is greater than the grid width b in the area of the cutouts 10.
  • the opposite case, where the raster width a is smaller than the raster width b is of course also possible.
  • the recesses 10 in the magnetic layer 5 can be highlighted more or be hidden.
  • FIG. 6 shows an embodiment of the security element according to the invention 2, in which the magnetic layer 5 is present over the entire area on the carrier 4 and only the screened cover layer 6 readable information 12 contains. These are represented by a variation of the grid width.
  • Fig. 6 shows again the case where the screen ruling a is larger than the screen ruling b in the area of information 12. The reverse case goes without saying also possible here.
  • This security element has the advantage that the magnetic layer 5 is sufficiently covered, but at the same time visually and / or machine-recognizable information that is simple Way in the same operation with the application of the cover layer 6 be generated.
  • the security element is shown here in longitudinal section to the special design illustrate the magnetic layer 5 better in the form of a coding to be able to.
  • the carrier 4 is for this on one of its surfaces with the magnetic authenticity feature 5, which in the present case in Form of a magnetic code.
  • the Cover layer 6 Over the magnetic layer 5 is the Cover layer 6 according to the invention arranged.
  • the surface of the carrier 4 is a layer 13, of which the carrier 4 surface facing away with a diffraction structure in the form of a relief structure is provided.
  • the information stored in this relief structure To be able to make visible is the layer 13 with a reflection layer 14 provided.
  • the individual layers can be different be designed.
  • the carrier 4 must be made of a transparent or at least translucent material.
  • the reflection layer 14 must also be an at least partially permeable layer. For example, it can consist of a transparent lacquer, one different from layer 13 Has refractive index or from a semi-transparent Metal layer.
  • the reflection layer 14 is designed as a grid, the grid elements consist of an opaque metal layer.
  • the optically variable information can be observed in reflection and on the other hand that applied to the opposite surface of the carrier 4 Magnetic layer 5.
  • the magnetic layer 5, not as shown in FIG. 7, is in the form of a coding on the carrier 4, but has recesses 10 in the form of characters, as in the 4 and 5 are shown.
  • the diffraction structure 13 or the reflection layer 14 serve here as an additional covering layer for the magnetic layer 5, in particular if the security element as a window security thread in security paper is embedded.
  • the reflection layer 14 is also conceivable to design the reflection layer 14 as an opaque metal layer. If the observer in this case faces the cover layer 6, This means that the diffraction structure can only be found in those that are free of magnetic layers and cover layers Watch areas. For example, the magnetic layer 5 Cutouts in the form of characters, these characters show the optically variable effect of layer 13. When looking at the element of the On the back, however, the viewer only recognizes the optically variable Information.
  • the opaque reflection layer 14 prevents detection of the Magnetic layer 5 on the opposite carrier surface.
  • the carrier material 4 must be opaque.
  • the reflection layer In this case, 14 can be designed as desired.
  • the diffraction structure is not necessarily embossed in a separate layer, such as a lacquer layer must become. You can of course also directly into the surface of the Carrier material 4 are introduced.
  • FIG. 8 Another embodiment according to the invention provides, all in terms of security to arrange relevant layers on a surface of the carrier 4, as shown in Fig. 8.
  • the magnetic layer is first on the carrier 4 5 is provided, the cutouts 10 in Has the shape of characters or patterns.
  • the last layer forms one Lacquer layer 13, in which diffraction structures in the form of a relief structure are introduced as well as a reflection layer 14.
  • the reflection layer 14 must also be made partially permeable in the present case in order to visual and / or machine recognizability of the magnetic layer 5 to allow introduced recesses 10 in transmitted light.
  • it can consist of a semi-transparent metal layer or a screened opaque metal layer or a transparent lacquer layer with different refractive index.
  • the luminescent Layer 15 can of course also contain several luminescent substances or several merging areas of different emission wavelengths have, so that a rainbow fluorescence arises. Application in the form of patterns is also possible.
  • a protective layer e.g. a transparent one Paint layer may be provided, which is however not shown in the figure.
  • Fig. 9 shows a further variant of the invention, in which the cover layer however no longer from a screened layer with opaque screen elements consists. Instead, a semi-transparent layer 16 is preferred a semi-transparent metal layer is used, which on the Magnetic layer 5 is applied. As already in connection with the rasterized cover layer explained, can also the semi-transparent layer used to bring in visually recognizable information.
  • this can be done by providing a grid in the area of information 19 happen.
  • FIG. 11 shows the case in which the magnetic layer 5 with cutouts 10 in Form of characters, patterns or the like is provided and above that semitransparent layer 16 is arranged.
  • the signs in the Transmitted light can be recognized as information that contrasts strongly with its surroundings, while they hardly appear when viewed in incident light.
  • the carrier 4 is on one side with a Layer 20 provided by a screened cover layer 6, here in the form of a regular grid is covered.
  • a screened cover layer 6 is arranged on the side of the carrier 4, which ensures that the security element is from both sides provides an identical appearance.
  • the second on the underside of the carrier 4 applied screened layer 6 could alternatively also between the layer 20 and the carrier 4 may be arranged or completely absence.
  • Layer 20 is a full-surface layer that is designed in a uniform color, but is made of materials with different Properties.
  • layer 20 forms a coherent one Layer that extends over at least a portion of the carrier 4.
  • the layer 20 is composed of alternately arranged areas 5 and 21 together, for the sake of clarity in the figure are separated from each other by hyphens. In fact, these areas cannot be visually separated from each other because they are identical in color are designed.
  • magnetic material is arranged can be detected mechanically while in the intermediate areas 21 a material of the same color arranged without magnetic properties is.
  • the magnetic areas 5 can represent a coding.
  • both the magnetic regions 5 and 5 can the non-magnetic areas 21 recesses 10 in the form of readable Show information. However, these recesses 10 can also be used to be dispensed with.
  • Fig. 14 shows another mutual arrangement of the magnetic areas 5 and the non-magnetic areas 21.
  • the magnetic material 5 contains register to the recesses provided in the non-magnetic areas 10 arranged in the edge region of the security element.
  • the magnetic areas 5 are the magnetic areas 5 as full-area, parallel to the recesses 10 running, so-called “magnetic tracks” shown.
  • the intermediate areas of the magnetic coding would have to be in this Case also be filled with the non-magnetic layer 21.
  • the 15 also shows an embodiment of the layer 20 in a top view.
  • the magnetic areas 5 also form a coding
  • the intermediate areas thereof filled with a non-magnetic layer 21 of identical color become.
  • the cutouts 10 are only in this example in the non-magnetic areas 21.
  • layer 20 is not continuous, but consists of separate magnetic areas 5 and non-magnetic areas 21 together.
  • layer 20 can the non-magnetic areas 21, but the color identical to the magnetic areas 5 are designed, for example readable information, Represent patterns or the like. These can also vary depending on the distance between the magnetic areas 5 in size or information content vary.
  • the shown display variants for the magnetic layer (e.g. magnetic coding) and the cover layer (e.g. different screen rulings) as desired within the scope of the invention can be combined with each other.
  • additional features like an optically variable layer, a fluorescent layer or another additional layer can be integrated in all of the embodiments shown become.
  • the optically variable layers can, as in the Figures shown around embossed diffraction structures, for example kinegrams, Represent moviegrams or holograms, act.
  • other optically variable layers such as transparent or opaque interference layers are used. This can be evaporated directly onto the element or in the form of pigments be mixed with an ink. Opaque effect colors are suitable especially for the generation of the screened cover layer.
  • the security elements according to the invention are produced in a simple manner Way, by using a carrier material, e.g. a plastic film or Paper, provided with the authenticity features and then in individual Elements of the desired shape is cut.
  • a carrier material e.g. a plastic film or Paper
  • the security elements When using as One of the surfaces must be additionally coated with adhesive.
  • a separate transfer belt e.g. a Hot stamping foil, prepared with the element layer structure and then Parts of it e.g. under the influence of heat and pressure on the document or transfer the document material in endless form.
  • the Security elements can also already have their final outline contours generated on the transfer belt and then transferred.
  • the magnetic layer can either be printed on (e.g. in screen printing) or with Coating processes are applied.
  • the magnetic layer has cutouts in the form of characters or patterns etc. or it becomes magnetic Code formed, so according to another embodiment another visually in the magnetic layer-free intermediate areas and / or machine-readable information can be arranged.
  • it can of characters or the like formed with a printing ink containing metal pigments or by metallization processes, how hot stamping etc. are generated.
  • the cover layer can also be produced using printing technology.
  • the screened cover layer are particularly suitable white or light inks.
  • Printing inks can also be used the special color pigments, such as optically variable interference layer pigments with body colors included.
  • a full metal layer is used for the cover layer, then this must be applied using metallization processes.
  • the semi-transparent full-surface cover layer can be easily in the vacuum metallization process be generated.
  • An interrupted layer of metal can also be used in the vacuum vapor process using masks produce.
  • the metal layer in the first Step applied over the entire surface and then using etching techniques in the desired areas can be removed again.
  • One more way offer methods in which a. in the areas to be removed later Non-stick layer is applied. After the full surface coating with Metal removes the non-stick layer chemically and thus the layer above it Removed metal layer.
  • the security elements according to the invention are used as security threads used, it can be advantageous to make the security element symmetrical build up.
  • two carriers with the same layer sequence manufactured and glued together so that the feature layers between the carriers come to rest. This way they will be harmful Protected against environmental influences such as moisture or corrosion.
  • the safety-relevant ones are often also sufficient Apply layers on a support and the layers in a last Step with a protective lacquer layer or a protective Laminate film layer.
  • a security document for example a banknote paper which is a security element according to the Invention has, as a certificate of authenticity on any objects, such as CD's, books etc. can be applied.

Landscapes

  • Credit Cards Or The Like (AREA)
  • Inspection Of Paper Currency And Valuable Securities (AREA)
  • Materials For Medical Uses (AREA)
  • Laminated Bodies (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Holo Graphy (AREA)
  • Developing Agents For Electrophotography (AREA)
  • Magnetic Record Carriers (AREA)
  • Soft Magnetic Materials (AREA)

Claims (24)

  1. Elément de sécurité pour sécuriser des objets qui présente au moins une couche magnétique contrôlable de façon automatisée, ainsi qu'au moins une autre couche, caractérisé en ce que l'autre couche est une couche partiellement transparente dans la plage spectrale visible, et en ce que la couche partiellement transparente est disposée sur la couche magnétique, de sorte qu'elle cache la couche magnétique.
  2. Elément de sécurité selon la revendication 1, caractérisé en ce que la couche partiellement transparente est constituée d'une trame dont les éléments de trame sont opaques.
  3. Elément de sécurité selon la revendication 2, caractérisé en ce que les éléments de trame opaques sont constitués d'une encre d'impression claire, d'une encre d'impression contenant des pigments métalliques, d'une encre à effet métallique ou d'une couche métallique.
  4. Elément de sécurité selon l'une des revendications 2 ou 3, caractérisé en ce qu'une information, identifiable visuellement et/ou de façon automatisée, est présente dans la couche tramée.
  5. Elément de sécurité selon la revendication 4, caractérisé en ce qu'une information est représentée par une variation de l'ampleur de trame, ou de l'absence d'élément de trame ayant la forme de l'information souhaitée.
  6. Elément de sécurité selon la revendication 1, caractérisé en ce que la couche partiellement transparente est une couche métallique semi-tranparente.
  7. Elément de sécurité selon la revendication 6, caractérisé en ce qu'une information identifiable visuellement et/ou de façon automatisée est présente dans la couche métallique semi-transparente.
  8. Elément de sécurité selon la revendication 7, caractérisé en ce que l'information est présentée par le fait que la couche métallique est réalisée dans des zones déterminées qui présentent la forme de caractères, de motifs, ou analogues, sous la forme de trame.
  9. Elément de sécurité selon au moins l'une des revendications 1 à 8, caractérisé en ce qu'au dessous de la couche magnétique est disposée une deuxième couche opaque ayant la forme d'une trame ou bien d'une couche métallique partiellement transparente.
  10. Elément de sécurité selon au moins l'une des revendications 1 à 9, caractérisé en ce que la couche magnétique présente des évidements ayant la forme de caractères, de motifs ou analogues.
  11. Elément de sécurité selon au moins l'une des revendications 1 à 9, caractérisé en ce que la couche magnétique est appliquée sous la forme d'un codage, en particulier d'un code barre.
  12. Elément de sécurité selon la revendication 10 ou 11, caractérisé en ce que, dans les zones du code exemptes de couche magnétique du code, ou bien dans les évidements, sont disposées d'autres informations, identifiables visuellement et/ou de façon automatisée.
  13. Elément de sécurité selon la revendication 12, caractérisé en ce que les zones intermédiaires exemptes de couche magnétique présentent une couche non magnétique, qui présente des évidements ayant la forme de motifs, de caractèrès, ou analogues, et qui présente la même couleur que celle de la couche magnétique.
  14. Elément de sécurité selon au moins l'une des revendications 1 à 13, caractérisé en ce que l'élément de sécurité présente, en plus, d'autres caractéristiques de sécurité, telles que par exemple des substances luminescentes, des structures à réfraction, des couches à interférence etc.
  15. Elément de sécurité selon au moins l'une des revendications 1 à 14, caractérisé en ce que l'élément de sécurité est constitué d'une feuille en matière synthétique qui, le cas échéant, présente la forme d'un fil ou d'un ruban.
  16. Elément de sécurité selon au moins l'une des revendications 1 à 14, caractérisé en ce que l'élément de sécurité est réalisé sous la forme d'une étiquette auto-adhésive.
  17. Matériau en feuille pour la fabrication d'éléments de sécurité constitué d'une feuille de matière synthétique sur laquelle est disposée au moins une couche magnétique, contrôlable de façon automatisée, ainsi qu'au moins une autre couche, caractérisé en ce que l'autre couche est une couche partiellement transparente dans la plage spectrale visible, et en ce que la couche partiellement transparente est disposée au-dessus de la couche magnétique, de sorte qu'elle cache la couche magnétique.
  18. Matériau en feuille selon la revendication 17, caractérisé en ce que le matériau en feuille est réalisé sous la forme d'une feuille de transfert.
  19. Matériau en feuille selon la revendication 17 ou 18, caractérisé en ce que la couche partiellement transparente est constituée d'une couche métallique semi-transparente ou d'une trame, dont les éléments de trame sont opaques.
  20. Matériau en feuille selon au moins l'une des revendications 17 à 19, caractérisé en ce qu'il présente des structures à réfraction ayant la forme d'une structure à relief.
  21. Document de sécurité tel que billet de banque, papier valeur, carte d'identité ou analogues, caractérisé en ce qu'il présente un élément de sécurité selon au moins l'un des revendications 1 à 16.
  22. Document de sécurité selon la revendication 21, caractérisé en ce que l'élément de sécurité est au moins partiellement noyé dans le document de sécurité.
  23. Procédé de fabrication d'un matériau en feuille pour la fabrication d'éléments de sécurité réalisés sous la forme de fils ou de rubans, qui sont au moins partiellement noyés dans un document de sécurité, tel qu'un billet de banque, un papier valeur, une carte d'identité ou analogues, caractérisé par les étapes suivantes :
    enduction d'une feuille de matière synthétique par un matériau magnétique,
    application d'une couche partiellement transparente dans la plage spectrale visible sur la couche magnétique,
    subdivision du matériau en feuille en donnant des éléments de sécurité de taille et de forme prédéterminées.
  24. Procédé de fabrication d'un matériau en feuille pour la fabrication d'éléments de sécurité qui sont appliqués sur la surface d'objets, dans lé but de protéger contre les falsifications, caractérisé par les étapes suivantes :
    préparation d'une feuille-support en matière synthétique, qui est munie éventuellement d'une couche de séparation,
    application d'une couche partiellement transparente dans la plage spectrale visible,
    application d'une couche magnétique,
    application d'une couche d'adhésif.
EP98942617A 1997-07-24 1998-07-24 Document de securite Expired - Lifetime EP0998396B2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SI9830128T SI0998396T2 (sl) 1997-07-24 1998-07-24 Zavarovani dokument

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DE19731968A DE19731968A1 (de) 1997-07-24 1997-07-24 Sicherheitsdokument
DE19731968 1997-07-24
PCT/EP1998/004645 WO1999004983A1 (fr) 1997-07-24 1998-07-24 Document de securite

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EP0998396A1 EP0998396A1 (fr) 2000-05-10
EP0998396B1 true EP0998396B1 (fr) 2001-12-19
EP0998396B2 EP0998396B2 (fr) 2006-11-15

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EP (1) EP0998396B2 (fr)
JP (1) JP2001510754A (fr)
CN (1) CN1099968C (fr)
AT (1) ATE211076T1 (fr)
AU (1) AU9068898A (fr)
DE (2) DE19731968A1 (fr)
ES (1) ES2165700T5 (fr)
ID (1) ID28306A (fr)
PT (1) PT998396E (fr)
RU (1) RU2193975C2 (fr)
SI (1) SI0998396T2 (fr)
UA (1) UA46909C2 (fr)
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US8684417B2 (en) 2004-12-23 2014-04-01 Arjowiggins Security Security element having a digitised mark and security support or document comprising same
DE102007055112A1 (de) 2007-01-05 2008-07-10 Giesecke & Devrient Gmbh Verfahren zur Herstellung von Sicherheitsfolien
EP1972462A2 (fr) 2007-01-05 2008-09-24 Giesecke & Devrient GmbH Procédé de fabrication de feuilles de sécurité

Also Published As

Publication number Publication date
SI0998396T1 (en) 2002-06-30
SI0998396T2 (sl) 2007-04-30
CN1099968C (zh) 2003-01-29
RU2193975C2 (ru) 2002-12-10
DE59802554D1 (de) 2002-01-31
ES2165700T3 (es) 2002-03-16
DE19731968A1 (de) 1999-01-28
JP2001510754A (ja) 2001-08-07
US6491324B1 (en) 2002-12-10
ID28306A (id) 2001-05-10
EP0998396B2 (fr) 2006-11-15
UA46909C2 (uk) 2002-06-17
EP0998396A1 (fr) 2000-05-10
PT998396E (pt) 2002-06-28
ATE211076T1 (de) 2002-01-15
ES2165700T5 (es) 2007-04-16
CN1264340A (zh) 2000-08-23
WO1999004983A1 (fr) 1999-02-04
AU9068898A (en) 1999-02-16

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