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EP1386754A1 - Support de données et élément de securité avec detection de manipulation lisible à la machine ou detectable visuellement - Google Patents

Support de données et élément de securité avec detection de manipulation lisible à la machine ou detectable visuellement Download PDF

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Publication number
EP1386754A1
EP1386754A1 EP03017055A EP03017055A EP1386754A1 EP 1386754 A1 EP1386754 A1 EP 1386754A1 EP 03017055 A EP03017055 A EP 03017055A EP 03017055 A EP03017055 A EP 03017055A EP 1386754 A1 EP1386754 A1 EP 1386754A1
Authority
EP
European Patent Office
Prior art keywords
layer
security feature
security
feature according
intermediate layer
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.)
Granted
Application number
EP03017055A
Other languages
German (de)
English (en)
Other versions
EP1386754B1 (fr
Inventor
Friedrich Dr. Kastner
Martin Dr. Bergsmann
Matthias Müller
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.)
Hueck Folien GmbH
Original Assignee
Hueck Folien 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=30004258&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP1386754(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Hueck Folien GmbH filed Critical Hueck Folien GmbH
Priority to SI200332050T priority Critical patent/SI1386754T1/sl
Publication of EP1386754A1 publication Critical patent/EP1386754A1/fr
Application granted granted Critical
Publication of EP1386754B1 publication Critical patent/EP1386754B1/fr
Anticipated expiration legal-status Critical
Revoked 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
    • B42D25/40—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
    • 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
    • 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
    • B42D25/328—Diffraction gratings; Holograms
    • 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
    • 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
    • B42D25/21—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof characterised by a particular use or purpose for multiple purposes

Definitions

  • the invention relates to a data carrier and a security element with a visually visible and / or machine-readable evidence of tampering.
  • Security elements are used in many areas around the To ensure counterfeit security of sensitive goods. So be for example in data carriers, in particular value documents, such as ID cards, cards, banknotes, for packaging materials for sensitive goods, such as pharmaceuticals, cosmetics, electronic components, labels, seals and the like such security features in the textile industry used.
  • Manipulations i.e. unauthorized Open the packaging, remove or replace parts and the like be detectable. In order to be able to provide such evidence at the same time and also to be able to rule out that the security feature is exchanged these features should also be tamper-proof.
  • Security elements with visually visible features are for example EP-A 0 330 733 known.
  • security elements in particular Security threads consisting of a translucent plastic film, one extending over the entire security element opaque Coating, the recesses in the form of the coding to be introduced, has in particular in the form of characters and patterns.
  • Congruent coloring and / or luminescent substances available be, through which the coding -from the opaque coating corresponding light influence in a color contrasting form.
  • Security films for securities are known from WO 99/13157 to which a metallic coating is applied on a translucent film that is not full-area in the finished film, but recesses that should be clearly recognizable in transmitted light.
  • the making of this Foils are made in that a carrier film with a highly pigmented Printing ink is printed, the ink application is not carried out over the entire area Printing ink is dried to form a porous ink application, then a metallic cover layer is applied and in one a further step the highly pigmented printing ink by washing it out with a Solvent, if necessary also removed under mechanical influence becomes. This means that even in those areas where the printing ink is removed, removes the metallic cover layer, which means that the transmitted light recognizable recesses are formed.
  • the different areas of detention are, for example, partially Applying a release layer and / or an adhesive layer on the Carrier substrate generated.
  • the different areas of detention often have defined ones Shapes, e.g. in the form of patterns, characters, lines, letters geometric figures and the like.
  • the object of the invention was therefore to provide a security feature in mechanical manipulations not only visually, but if necessary can also be determined mechanically.
  • the invention therefore relates to a security feature with one or several functional features, characterized in that the Security feature applied to a carrier material Intermediate layer with different adhesive areas has a visual recognizable and / or machine-readable electrical, optical and / or has a magnetic feature.
  • the intermediate layer If the intermediate layer is destroyed by detachment, the intermediate layer becomes and thus damaged the machine-readable feature, causing the electrical, optical or magnetic properties of the intermediate layer be irreversibly changed. This change is machine readable and if necessary also detectable without contact.
  • carrier foils are preferably flexible Plastic films, for example made of Pl, PP, MOPP, PE, PPS, PEEK, PEK, PEI, PSU, PAEK, LCP, PEN, PBT, PET, PA, PC, COC, POM, ABS, PVC in question.
  • the carrier films preferably have a thickness of 5 to 700 ⁇ m, preferably 8 to 200 microns, particularly preferably 12 - 50 microns.
  • metal foils for example Al, Cu, Sn, Ni, Fe or stainless steel foils with a thickness of 5 - 200 ⁇ m, serve preferably 10 to 80 microns, particularly preferably 20 - 50 microns.
  • the Films can also be surface-treated, coated or laminated for example with plastics or painted.
  • carrier substrates also paper or composites with paper, for example, composites with plastics with a grammage 20-500 g / m 2, preferably 40-200 g / m 2. be used.
  • woven or non-woven fabrics such as continuous fiber non-woven fabrics, staple fiber non-woven fabrics and the like, which can optionally be needled or calendered, can be used as carrier substrates.
  • Such fabrics or nonwovens preferably consist of plastics, such as PP, PET, PA, PPS and the like, but woven or nonwovens made of natural, optionally treated fibers, such as viscose nonwovens, can also be used.
  • the fabrics or nonwovens used have a weight per unit area of approximately 20 g / m 2 to 500 g / m 2 . If necessary, these fabrics or nonwovens can be surface-treated.
  • Hologram foils, OVI foils, if appropriate, can also be used as carrier substrates can be used in combination with other security elements.
  • the different adhesive areas are created by applying a release layer or an adhesive layer to the carrier substrate.
  • a release layer or an adhesive layer to the carrier substrate.
  • Known poorly adhering paint compositions for example based on methacrylate, are particularly suitable as release layers.
  • very thinly applied oil layers, polyamide, polyethylene or fluoropolymer wax layers can be used as the release layer.
  • the release layer is partially applied to the carrier substrate.
  • Applying the release layer can use any common printing process are, preferably methods with the thinnest layers of 0.01 to 50 microns can be applied precisely, for example spraying, vapor deposition, brushing on, Roller application process, gravure, flexo, screen, offset and digital printing and like.
  • the intermediate layer is now applied to this release layer.
  • This intermediate layer has machine-readable features.
  • an electrically conductive layer with characteristic electrical parameters for example resistance, conductance values, capacitance, Inductance, total impedance, are applied. These electrical Parameters can now also be read out without contact.
  • metal pigments e.g. copper, aluminum, silver, gold, iron, chrome and the like
  • metal alloys such as copper-zinc or copper-aluminum or also amorphous or crystalline ceramic pigments such as ITO, ATO, FTO and the like
  • doped semiconductors such as silicon, germanium or doped or undoped polymeric semiconductors or ion conductors, as well as amorphous or crystalline metal oxides or metal sulfides can be used as an additive.
  • the electrical properties of the layer polar or partially polar compounds such as surfactants or non-polar compounds such as Silicone additives or hygroscopic or non-hygroscopic salts used or added to the paint.
  • a partial metal layer can also be applied as a layer with electrical properties, it being possible for the partial application to be carried out by means of an etching process (application of a full-area metal layer and subsequent partial removal by etching) or by means of a demetallization process.
  • a solvent-soluble paint (optionally in the form of an inverse coding) is applied in a first step.
  • the color application can be carried out by any method, for example gravure printing, flexographic printing, screen printing, digital printing and the like.
  • the color or the color lacquer used is soluble in a solvent, preferably in water, but a color soluble in any solvent, for example in alcohol, esters and the like, can also be used.
  • the color or the colored lacquer can be conventional compositions based on natural or artificial macromolecules.
  • the soluble color can be pigmented or unpigmented. All known pigments can be used as pigments. TiO 2 , ZnS, kaolin and the like are particularly suitable.
  • the printed carrier substrate is then treated by means of an inline plasma (low pressure or atmospheric plasma), corona or flame process.
  • High-energy plasma for example Ar or Ar / O 2 plasma, cleans the surface of toning residues in the printing inks. The necessary sharp delimitation of the contours of the cutouts, which is necessary for the necessary precision of the coding, is achieved.
  • the surface is activated. Terminal polar groups are created on the surface. This improves the adhesion of metals and the like to the surface.
  • a blow bar can be placed, with several over the entire width arranged nozzles. Filtered air is carried through these nozzles defined humidity, if necessary heated or cooled, with the same Speed is directed to the impression cylinder, creating the thin layers dry on the cylinder and no longer applied to the carrier substrate can be.
  • blow molding can also be used over the entire width located IR drying device can be used.
  • a thin metal or metal oxide layer can be applied as an adhesion promoter, for example by sputtering or vapor deposition, simultaneously with the application of the plasma or corona or flame treatment.
  • Cr, Al, Ag, Ti, Cu, TiO 2 , Si oxides or chromium oxides are particularly suitable.
  • This adhesion promoter layer generally has a thickness of 0.1 nm - 5 nm, preferably 0.2 nm - 2 nm, particularly preferably 0.2 to 1 nm.
  • the actual functional layer is then applied.
  • This layer can consist of a metal, a metal compound, or an alloy.
  • Layers of Al, Cu, Fe, Ag, Au, Cr, Ni, Zn and the like are suitable as the metal layer.
  • suitable metal compounds are oxides or sulfides of metals, in particular TiO 2 , Cr oxides, ZnS, ITO, ATO, FTO, ZnO, Al 2 O 3 or silicon oxides.
  • Suitable alloys are, for example, Cu-Al alloys, Cu-Zn alloys and the like.
  • an electrically conductive layer can also be used as the electrically conductive layer Polymer layer can be applied.
  • the electrically conductive polymers can be, for example, polyaniline or polyethylene dioxythiophene.
  • Such a structure can also act as an antenna, with the Antenna structure Contact areas for connecting one or more Microcircuits can be provided. If more information The antenna structure can be saved as a direct contact surface for common chip systems for smart cards, common electronic circuits and the like serve.
  • printed electronic circuits can also be made of electrical conductive polymers and / or vapor-deposited metallic layers and / or semiconductors applied in conjunction with conductive polymers become.
  • Such a feature is then either through direct electrical contact or non-contact via radio frequencies, for example in the range of 15.3 kHz, for example in defined ranges from 120 kHz to about 5 GHz read.
  • the conductive polymers can be applied to the carrier material in the form of a dispersion in a dispersant.
  • Suitable dispersing agents are, for example, inert solvents, preferably aqueous solvents or alcohols, such as i-propanol.
  • matrix polymers for example soluble or dispersed or emulsified polyesters, polyurethanes, polystyrene sulfonates, polyacrylates or ethylene acrylate copolymers can also be added to the polymer dispersions as matrix polymers.
  • polyethylene dioxythiophene with polystyrene sulfonate can be used particularly advantageously as a matrix polymer.
  • the particle size of the polymers in the dispersion is preferably 20-500 nm.
  • the soluble monomers or prepolymers to form the electrically conductive polymers and to polymerize them in situ.
  • Both radical and redox or photoinitiators for example UV initiators, can be used as catalysts.
  • the corresponding monomer or prepolymer is mixed with the catalyst and applied immediately to the carrier substrate.
  • Catalyst residues and other contaminating reaction products can also be removed in situ or, if appropriate, subsequently removed from the layer by treatment with a solvent, generally water.
  • Volatile constituents can optionally also be removed by drying with an IR dryer, a convection dryer and the like.
  • ferromagnetic substances such as Iron, nickel and cobalt or their compounds or salts (for example Oxides or sulfides) or alloys of rare earth metals, such as for example cobalt / samarium alloys can be used.
  • Magnetic pigment paints with pigments based on Fe oxides, iron, nickel cobalt and their alloys, barium or cobalt ferrites, hard and soft magnetic iron and steel types in aqueous or solvent-containing dispersions are particularly suitable.
  • suitable solvents are i-propanol, ethyl acetate, methyl ethyl ketone, methoxypropanol and mixtures thereof.
  • the pigments are preferably incorporated in acrylate polymer dispersions with a molecular weight of 150,000 to 300,000, in nitrocellulose, acrylate urethane, acrylate styrene, or PVC as dispersions or in dissolved systems.
  • the magnetic layer can for example be partially in the form of a code be applied, for example in the form of a so-called barcode.
  • a code for example in the form of a so-called barcode.
  • the structured release layer is installed between the different fluorescent layers.
  • the original fluorescence is retained in the adhesive areas of an opaque layer, a mixed color is formed in the other areas, and a defined mixed color is visible before detachment, which is changed after detachment.
  • lacquers with a defined refractive index the lacquer / foil or foil / foil system has a specific refractive index.
  • the refractive index changes in particular due to air pockets between the layers.
  • a metallized layer can, for example, also with a Seal coating for contacting the metallized areas with a Be provided chip, the security feature then acts as an antenna.
  • a chip can be a structure based on Si or printed polymeric microcircuit.
  • a conductive polymer layer can be applied over a metallic isotropic or anisotropically conductive layer.
  • This conductive Polymer layer is stretchable and can be used in the event of stretching Destruction of the metallic layer leads to a conductive bridging layer form. However, this also changes the conductivity of the structure As described above, the change can be read out, the manipulation be detected.
  • the partial functional layer can have different shapes, for example in the form of patterns, lines, geometric figures, Letters and the like, here also depending on the composition and Appearance of the layer additional visual characteristics may be present that can detect a possible manipulation.
  • the security features can also contain further functional layers, wherein these layers can be constructed similarly, identically or differently to the layers described. If necessary, the coated film produced in this way can also be protected by a protective lacquer layer or further refined, for example, by lamination or the like.
  • the protective lacquer layer can be colorless or single or multi-colored or also be equipped luminescent.
  • FIG. 1 and 1a show a security element according to the invention with fluorescent features
  • FIG. 2 shows a security element according to the invention with antenna function
  • 1 means the carrier substrate
  • 2 the release layer or the adhesive layer
  • 7 a protective lacquer layer
  • 1 and 1 a, 3 and 4 each mean layers with different fluorescent colors.
  • Fig. 2 5 is a metallic layer, 6 is an electrical layer conductive polymers.
  • the security features according to the invention are stored in data carriers, in particular documents of value such as identity cards, cards, banknotes Packaging materials for sensitive goods, such as pharmaceuticals, cosmetics, Electronic components, for labels, seals and the like, for example in the Textile industry used.

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  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Business, Economics & Management (AREA)
  • Accounting & Taxation (AREA)
  • Finance (AREA)
  • Laminated Bodies (AREA)
  • Credit Cards Or The Like (AREA)
EP03017055A 2002-07-29 2003-07-28 Support de données et élément de securité avec detection de manipulation lisible à la machine ou detectable visuellement Revoked EP1386754B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SI200332050T SI1386754T1 (sl) 2002-07-29 2003-07-28 Podatkovni nosilec in zaščitni element z vizualno vidnim in/ali strojno berljivim dokazom o manipuliranju

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT11542002 2002-07-29
AT0115402A AT414227B (de) 2002-07-29 2002-07-29 Datenträger und sicherheitselement mit visuell sichtbaren und/oder maschinenlesbarem manipulationsnachweis

Publications (2)

Publication Number Publication Date
EP1386754A1 true EP1386754A1 (fr) 2004-02-04
EP1386754B1 EP1386754B1 (fr) 2011-08-31

Family

ID=30004258

Family Applications (1)

Application Number Title Priority Date Filing Date
EP03017055A Revoked EP1386754B1 (fr) 2002-07-29 2003-07-28 Support de données et élément de securité avec detection de manipulation lisible à la machine ou detectable visuellement

Country Status (3)

Country Link
EP (1) EP1386754B1 (fr)
AT (2) AT414227B (fr)
SI (1) SI1386754T1 (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007065212A1 (fr) * 2005-12-07 2007-06-14 Sep Sprint (Australia) Pty Ltd Timbres-poste ou autres timbres officiels
DE102010050823A1 (de) * 2010-11-09 2012-05-10 Giesecke & Devrient Gmbh Sicherheitspapier, Verfahren zur Herstellung desselben und Sicherheitselement
RU2537600C2 (ru) * 2009-03-09 2015-01-10 Хуек Фолиен Гез.М.Б.Х. Защитная пленка или защитная этикетка, снабженная системой обнаружения манипуляций
EP3106561A1 (fr) 2015-06-19 2016-12-21 Hueck Folien Ges.m.b.H. Étiquette de securite avec verification de la manipulation
CN113755050A (zh) * 2020-06-05 2021-12-07 Viavi科技有限公司 安全颜料

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102013005486B4 (de) 2013-04-02 2019-02-14 Heraeus Deutschland GmbH & Co. KG Schichtstruktur mit leitfähigem Polymer zur Manipulationserkennung sowie Verfahren zu deren Herstellung

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0869408A1 (fr) * 1996-09-19 1998-10-07 Dai Nippon Printing Co., Ltd. Stratifie avec hologramme en relief et etiquette permettant de preparer un tel stratifie avec hologramme en relief
US5913543A (en) * 1992-07-17 1999-06-22 Optical Security Group, Inc. Tamper evident and counterfeit resisting informational article and associated method
EP1168111A2 (fr) * 2000-06-27 2002-01-02 Dai Nippon Printing Co., Ltd. Stratifié avec hologramme multicouche et étiquette pour la fabrication d'un stratifié avec hologramme multicouche

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19739193B4 (de) * 1997-09-08 2006-08-03 Giesecke & Devrient Gmbh Verfahren zur Herstellung von Sicherheitsfolien für Wertpapiere
DE19746998B4 (de) * 1997-10-24 2008-06-05 Tesa Ag Laseretiketten und ihre Verwendung
DE19755793C5 (de) * 1997-12-16 2006-11-16 Witte Safemark Gmbh Sicherheits-Abdeckaufkleber, insbesondere zur Abdeckung einer auf einem Papierdokument angebrachten Zeichenfolge, wie PIN-Code
DE10032128A1 (de) * 2000-07-05 2002-01-17 Giesecke & Devrient Gmbh Sicherheitspapier und daraus hergestelltes Wertdokument

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5913543A (en) * 1992-07-17 1999-06-22 Optical Security Group, Inc. Tamper evident and counterfeit resisting informational article and associated method
EP0869408A1 (fr) * 1996-09-19 1998-10-07 Dai Nippon Printing Co., Ltd. Stratifie avec hologramme en relief et etiquette permettant de preparer un tel stratifie avec hologramme en relief
EP1168111A2 (fr) * 2000-06-27 2002-01-02 Dai Nippon Printing Co., Ltd. Stratifié avec hologramme multicouche et étiquette pour la fabrication d'un stratifié avec hologramme multicouche

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007065212A1 (fr) * 2005-12-07 2007-06-14 Sep Sprint (Australia) Pty Ltd Timbres-poste ou autres timbres officiels
RU2537600C2 (ru) * 2009-03-09 2015-01-10 Хуек Фолиен Гез.М.Б.Х. Защитная пленка или защитная этикетка, снабженная системой обнаружения манипуляций
DE102010050823A1 (de) * 2010-11-09 2012-05-10 Giesecke & Devrient Gmbh Sicherheitspapier, Verfahren zur Herstellung desselben und Sicherheitselement
EP3106561A1 (fr) 2015-06-19 2016-12-21 Hueck Folien Ges.m.b.H. Étiquette de securite avec verification de la manipulation
WO2016202416A1 (fr) 2015-06-19 2016-12-22 Hueck Folien Ges.M.B.H. Étiquette de sécurité à l'épreuve des manipulations
CN113755050A (zh) * 2020-06-05 2021-12-07 Viavi科技有限公司 安全颜料
EP3919286A3 (fr) * 2020-06-05 2022-02-23 Viavi Solutions Inc. Pigment de sécurité
US12152152B2 (en) 2020-06-05 2024-11-26 Viavi Solutions Inc. Security pigment

Also Published As

Publication number Publication date
SI1386754T1 (sl) 2011-11-30
ATA11542002A (de) 2006-01-15
EP1386754B1 (fr) 2011-08-31
ATE522368T1 (de) 2011-09-15
AT414227B (de) 2006-10-15

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