WO2017008897A1 - Élément de sécurité et support de données - Google Patents

Élément de sécurité et support de données Download PDF

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Publication number
WO2017008897A1
WO2017008897A1 PCT/EP2016/001183 EP2016001183W WO2017008897A1 WO 2017008897 A1 WO2017008897 A1 WO 2017008897A1 EP 2016001183 W EP2016001183 W EP 2016001183W WO 2017008897 A1 WO2017008897 A1 WO 2017008897A1
Authority
WO
WIPO (PCT)
Prior art keywords
layer
security element
semitransparent
functional layer
element according
Prior art date
Application number
PCT/EP2016/001183
Other languages
German (de)
English (en)
Inventor
Björn Teufel
Original Assignee
Giesecke & 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 & Devrient Gmbh filed Critical Giesecke & Devrient Gmbh
Priority to EP16741533.0A priority Critical patent/EP3319812B1/fr
Priority to CN201680040618.8A priority patent/CN107848323B/zh
Publication of WO2017008897A1 publication Critical patent/WO2017008897A1/fr

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
    • B42D25/20—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
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M3/00—Printing processes to produce particular kinds of printed work, e.g. patterns
    • B41M3/14—Security printing
    • B41M3/148—Transitory images, i.e. images only visible from certain viewing angles
    • 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
    • B42D25/324—Reliefs
    • 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
    • B42D25/351—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
    • B42D25/40—Manufacture
    • B42D25/405—Marking
    • B42D25/425—Marking by deformation, e.g. embossing
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
    • G07D7/00—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency
    • G07D7/003—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency using security elements

Definitions

  • the invention relates to a security element for securing a
  • the invention further relates to a data carrier, in particular a value document or a security paper, which is equipped with the security element.
  • Data carriers in particular value documents or security papers, are usually provided with security elements for security purposes, which permit verification of the authenticity of the data carrier and at the same time serve as protection against unauthorized reproduction of the data carrier.
  • Security elements come e.g. Foil security elements into consideration, which have a film substrate or plastic substrate and are applied by means of an adhesive layer on the disk.
  • a window area may e.g. be formed by means of a continuous recess in a (paper) substrate of a value document.
  • a transparent polymer substrate In the case of one on a transparent polymer substrate
  • a window area e.g. by means of
  • congruent recesses are generated in the applied on the front and back of the polymer substrate opaque print layers.
  • WO 95/10420 AI describes a document of value, in which the carrier is provided with a window-like opening, which is closed with an at least partially transparent cover film, wherein the
  • Cover film can be provided in particular in the region of the window-like opening with additional security features, such as diffraction structures.
  • WO 2005/025891 A2 describes a data carrier with a
  • Foil security element wherein both the foil security element, as well as the volume have a breakthrough area
  • Breakthrough areas preferably overlap at least partially, and more preferably they are congruent.
  • WO 2010/000432 Al describes a document of value with an opening which is closed on one side with a translucent film. To increase the security against counterfeiting, both the top side and the bottom side of the document of value are provided with a translucent surface
  • Coating covered which is preferably carried out over the entire surface.
  • the coatings are each independently extruded or laminated.
  • WO 2011/015622 A1 describes a document of value having an opening which is closed on one side with an at least partially translucent or transparent film, wherein on the side of the value document opposite the film in the region of the opening and substantially in the
  • Area of the film surface is a coating, wherein the coating within the opening is not present or substantially absent.
  • WO 2014/108329 Al describes a method for producing an endless paper web for the production of security
  • the paper web is first with a continuous Opening provided. Subsequently, register-accurate application of a film with applied to the paper web security features.
  • Security element for securing a value document or a security paper, wherein the security element has a layer structure with the following layer sequence:
  • Film substrate a) from the side opposite to the layers b) to h) defines the consideration of the security element front and the
  • the semitransparent second functional layer f) forms a recognizable when viewing the security element back in incident light second motif
  • Print layer d forms a hidden third motif, which in the
  • Viewing the security element front side is not recognizable in reflected light and is obscured by the first semitransparent functional layer c) and which is not recognizable when viewing the security element back in reflected light and is obscured by the second semitransparent functional layer f) and which is considered in the consideration of Security elements in transmitted light both from the front, as well as from the back is recognizable.
  • Printing layer d) can be produced in particular by a gravure printing, flexographic printing, screen printing or inkjet process, wherein the
  • a security element according to paragraph 1 or 2 wherein the second semitransparent functional layer f) is a semitransparent mirror layer, in particular a metal consisting of the group consisting of Al, Ag, Ni, Cr, Cu, Au and an alloy of a or more of the above elements is selected. 4. (Preferred embodiment) Security element according to paragraph 3, wherein the second semitransparent functional layer f) is based on Al or an Al alloy.
  • a security element according to paragraph 5 wherein the first semitransparent functional layer c) has a multilayer structure with two semitransparent mirror layers and a dielectric layer arranged between the two semitransparent mirror layers, which appears gold-colored in particular when viewed in reflected light and when viewed in transmitted light shows a blue hue.
  • the two semitransparent mirror layers are respectively selected from Al or Ag and the dielectric layer is a SiO 2 layer.
  • each of the two semitransparent mirror layers is based on Al and has a layer thickness in a range from 5 nm to 20 nm, preferably in a range from 10 nm to 14 nm, and the dielectric Si0 2 Layer has a layer thickness in a range of 50 nm to 450 nm, preferably in a range of 80 nm to 260 nm, and more preferably in a range of 210 nm to 260 nm.
  • Layer thickness in a range of 15 nm to 25 nm and the dielectric Si0 2 layer has a layer thickness in a range of 50 nm to 450 nm, preferably in a range of 80 nm to 260 nm and more preferably in a range of 210 nm 260 nm.
  • micro-optical relief structure in particular a micromirror arrangement
  • microoptical relief structure in particular a micromirror arrangement
  • the second optically variable structure is selected independently of the first optically variable structure
  • Functional layer c) form a diffractive relief structure and the second
  • Embossing lacquer layer g) and the second semitransparent functional layer f) form a microoptical relief structure, or vice versa.
  • a security element according to any one of paragraphs 1 to 12, wherein the layer structure in addition to the layers a), b), c), d), e), f) and g) and the optionally present layer h) a over a
  • Security element according to one of the paragraphs 1 to 13, wherein the hidden third motif is in the context of meaning with the first motif and / or the second motif.
  • data carrier in particular a
  • Disk is based on a disk substrate with a window area and the security element is located in the window area of the disk substrate.
  • the value document mentioned in the present description may be a banknote, in particular a paper banknote, a
  • viewing in incident light is illumination of the security element from one side and observation of the light
  • a reflection in reflected light is thus present, for example, when the front of the security element is illuminated and also viewed.
  • a reflection in transmitted light is in the sense of this invention
  • the security element according to the invention can be present, for example, as a patch or label, as a (continuous) strip or as an (endless) thread.
  • the data carrier substrate of the data carrier to be equipped with the security element according to the invention is in particular a paper substrate or a paper-like substrate, a polymer substrate
  • Paper / film / paper composite substrate or a film / paper / film composite substrate may be used in the case of a paper substrate, a
  • Paper / film / paper composite substrate or a film / paper / film composite substrate e.g. be produced by means of a continuous recess within the paper layer (s).
  • the paper layer may be coated by means of a suitable liquid, e.g. by means of aqueous
  • Sulfuric acid solution to be made transparent in a certain range.
  • one on a transparent polymer substrate
  • a window area e.g. by means of
  • congruent recesses are generated in the applied on the front and back of the polymer substrate opaque print layers.
  • a preferred security element comprises at least one
  • Functional layer is based, for example, on a multilayer structure with two semitransparent mirror layers and one between the two
  • Such a multi-layered structure which appears gold-colored when viewed in reflected light and shows a blue hue when viewed in transmitted light, is e.g. from WO 2011/082761 AI known.
  • Mirror layers arranged dielectric layer preferably have the following physical nature:
  • the two semitransparent mirror layers are preferably selected from Al or Ag;
  • the dielectric layer is in particular an SiO 2 layer;
  • the respective preferred layer thickness is in a range of 5 nm to 20 nm, particularly preferably in a range of 10 nm to 14 nm;
  • the SiO 2 dielectric layer preferably has a layer thickness in a range of 50 nm to 450 nm, more preferably in a range of 80 nm to 260 nm, and particularly preferably in a range of 210 nm to 260 nm, wherein the ranges of 80 nm up to 100 nm and from 210 nm to 240 nm are especially preferred for providing a gold / blue color change;
  • the respective preferred layer thickness is in a range of 15 nm to 25 nm; the SiO 2 dielectric layer preferably has one
  • the aforementioned multilayered layer structures not only enable the production of a semitransparent functional layer, which appears golden when viewed in reflected light and shows a blue hue when viewed in transmitted light, but depending on the choice of the layer thickness, in particular of the dielectric layer further color changes can be generated, eg
  • a semitransparent functional layer which when viewed in incident light on the one hand and when viewed in transmitted light on the other
  • Effect pigment composition based.
  • Printed layers based on an effect pigment composition which, when viewed in reflected light, exhibit a different color than when viewed in transmitted light, in particular a gold / blue color change, a gold / violet color change, a green / gold / magenta color change, a Violet / green color change or a silver / opaque color change, for example in WO 2011/064162 A2
  • the first motif recognizable when viewed in front of the security element frontside represents a hologram (i.e., the first embossing lacquer layer b) and the first one
  • semitransparent functional layer c) form a diffractive relief structure or hologram structure
  • the second motif which can be recognized by the reflection of the rear side of the security element is based on a second motif
  • Micro-optical relief structure in particular a micromirror arrangement (ie the second embossing lacquer layer g) and the second semitransparent functional layer f) form a microoptical relief structure, in particular a micromirror arrangement).
  • the production of a micro-optical relief structure is known in the art (see, for example, WO
  • the first motif which is discernable when the security element front side is viewed in reflected light, is based on a microoptical relief structure
  • the second motif recognizable when viewing the security element rear side in reflected light constitutes a hologram.
  • Security element front recognizable in reflected light first motif, as well as the recognizable when looking at the security element back in incident light second motif each represents a hologram.
  • Security elements are based both when looking at the
  • the first motif, the second motif and the third motif independently of each other in the form of a Pattern or an image, in the form of characters or a string or in the form of an encoding.
  • Front side of the security element is not recognizable in reflected light and is obscured by the first semitransparent functional layer c) and which is not recognizable when viewing the security element back in incident light and is obscured by the second semitransparent functional layer f), and this when viewing the security element in FIG Transmitted light can be seen from the front as well as from the back.
  • the third motif may e.g. by gravure printing, flexographic printing, screen printing or by an inkjet process, preferably by means of intaglio printing.
  • the third motif may e.g. in the form of a character or a string, in the form of a coding, in the form of a pattern, a picture or a portrait.
  • Figure 1 shows the top view of a document of value with a
  • FIG. 2 shows the cross-sectional view of the value document shown in FIG. 1;
  • FIG. 4 shows the window area of a value document in accordance with FIG.
  • Embodiment when viewing the back of the document of value in reflected light Embodiment when viewing the back of the document of value in reflected light
  • FIG. 5 shows the window area of a value document according to FIG.
  • Embodiment when viewing the front or the back of the document of value in transmitted light
  • FIGS 6 to 9 an example of the production of a
  • FIG. 10 shows the security element of FIG. 9, which additionally has a
  • FIG. 1 shows a value document 1, in the present example a banknote, in plan view.
  • the value document 1 is based on a paper substrate and has a window area 2 (shown in dashed lines).
  • the window area 2 can, for example, by means of a continuous generated by punching Aperture can be obtained in the paper substrate.
  • the value document 1 is provided on its front side with a security element 3, which covers the window area 2 of the value document 1 on one side.
  • FIG. 2 shows the value document 1 of FIG. 1 in a cross-sectional view (along the line A-A 'shown in FIG. 1).
  • the value document 1 is based on a paper substrate 4, which has a
  • the recess 2 was produced by punching and is present in the paper substrate 4 when viewed in plan view in the form of a square with the dimensions 1cm x 1cm (the
  • the value document 4 is provided on the front side with a film security element 3, which covers the breakthrough recess 2 on one side.
  • the film security element 3 is by means of a peripheral adhesive layer (not shown in the figure) on the
  • FIG. 3 shows the window area 2 of the document of value 1 according to an exemplary embodiment when viewing the front side in incident light. The viewer perceives a metallic hologram motif 5.
  • FIG. 4 shows the window area 2 of the value document 1 according to FIG. 4
  • Embodiment when viewing the back in incident light.
  • the viewer perceives the areas 6 and 7 in the form of a golden color.
  • the area 6 forms the denomination of the banknote "50" and appears to the viewer as compared to the background 7 in the form of a deceptively real, three-dimensional curved surface.
  • FIG. 5 shows the window region 2 of the document of value 1 when viewed in transmitted light, from the front or the back side.
  • the observer perceives the white area 8 in the form of a blue background in front of which the blackened characters 9 (which in the example represent the denomination "50" of the banknote) stand out clearly.
  • FIGS. 6 to 10 illustrate an example for producing the security element 3 shown in FIGS. 1 to 5.
  • Figure 6 shows the manufacture of a first security element part, in which an embossing lacquer layer 11 is first applied to a film substrate 10 (for example a polyethylene terephthalate film).
  • the embossing lacquer layer 11 may be e.g. are based on a UV-curable varnish, which is printed on the film substrate 10, then provided with an embossed pattern and finally UV-crosslinked.
  • On the embossing lacquer layer 11 is then by means of an AI / S1O2 / Al layer sequence (in the figure, the denote
  • Reference numerals 12 and 14 respectively, an Al layer, reference numeral 13 denotes an Si0 2 layer) generates a subject.
  • the provision of the motif shown in FIG. 6, formed by the layer sequence 12 to 14, can e.g. by means of a washing process known in the prior art, in which the carrier film 10 and the embossing lacquer layer 11 applied thereto are first coated with an ink which can be activated with suitable solvents (“washing ink”) in the form of
  • Character is printed, is successively provided with an aluminum layer, with a Si0 2 layer and with another layer of aluminum and finally the ink together with the directly above it
  • the motif shown in FIG. 6 formed by the layer sequence 12 to 14 can also be produced by laser demetalization or by etching, optionally with the aid of any photoresist layers that may be present.
  • the use of photoresist coatings in security element fabrication is e.g. from EP 2 049 345 B1.
  • the Al layer 12, the SiC layer 13 and the Al layer 12 form
  • Layer 14 together a semitransparent functional layer 15, which appears golden when viewed in reflected light and shows a blue hue when viewed in transmitted light.
  • a semitransparent functional layer 15 which appears golden when viewed in reflected light and shows a blue hue when viewed in transmitted light.
  • Such a multi-layered structure, which appears gold-colored when viewed in reflected light and shows a blue hue when viewed in transmitted light is e.g. known from WO 2011/082761 AI.
  • the semitransparent functional layer 15 is formed by gravure printing with a black which forms the hidden motif
  • Print layer 16 provided.
  • the semitransparent functional layer 15 shown in FIGS. 6 and 7 forms the motif shown in FIG. The observer takes the semitransparent functional layer 15 when viewing the
  • the area 6 forms the denomination of the banknote "50" and appears to the viewer in the form of a deceptively real, three-dimensionally curved surface compared to the background 7.
  • the three-dimensional impression can thereby be generated be that the embossing lacquer layer 11 with a micro-optical
  • Relief structure equips. The production of a micro-optical
  • Figure 8 shows the fabrication of a second security element portion in which an embossing lacquer layer 18 is first applied to a film substrate 17 (e.g., a polyethylene terephthalate film).
  • the embossing lacquer layer 18 may e.g. are based on a UV-curable varnish, which is printed on the film substrate 17, then provided with an embossed pattern and finally UV-crosslinked.
  • a motif is subsequently produced by means of a semitransparent Al layer 19. The exact generation of the motif may e.g. by means of a washing process, by laser demetallization or by an etching process, as described above.
  • the semitransparent functional layer 19 shown in FIG. 8 forms the hologram motif 5 shown in FIG. 3.
  • the observer takes the semitransparent functional layer 19 when viewing the
  • hologram motif 5 is based on the embossing lacquer layer 18 having a diffractive
  • FIG. 9 shows the step of bonding the first security element part shown in FIG. 7 to the second one shown in FIG.
  • Security element part by means of an adhesive layer 20.
  • the bonding of the two security element parts is accurate register, so that the hidden motif forming pressure layer 16 on the one hand the semi-transparent functional layer 15 and on the other hand by the semi-transparent functional layer 19 is covered.
  • the printed layer 16 forming the hidden motif is taken by the viewer in transmitted light, both from the front side and from the rear side, in the form of the black characters 9 shown in FIG. 5 in front of blue
  • the blue background 8 is based on the semitransparent functional layer 15, which appears gold-colored when viewed in reflected light and shows a blue hue when viewed in transmitted light (and which consists of the Al layer 12, the Si0 2 layer 13 and the Al Layer 14 is composed).
  • the security element can be provided, via an optional primer layer 21, with an adhesive layer 22 for bonding to a valuable document substrate or security paper substrate.
  • FIG. 10 shows the case that the adhesive layer 22 is attached to the film substrate 17.
  • the adhesive layer 22 could be attached to the film substrate 10 via an optional primer layer.
  • the film substrate 17 shown in FIG. 10 is merely optional, ie the film substrate 17 is not absolutely necessary.
  • the layer structure shown in FIG. 9, which can be obtained from a first security element part according to FIG. 7 and a second security element part from FIG. 8, can also be obtained by virtue of the second security element part according to FIG a removable film substrate 17 is equipped.
  • the removable film substrate 17 can be removed from the layer structure shown in FIG Adhesive layer 22 over an optionally present primer layer 21 applies.
  • the security element according to FIG. 10 represents the security element 3 shown in FIG. 2 arranged in the window area 2 of the value document 1.
  • the viewer perceives the motif created by the semitransparent functional layer 15 (see FIG 4).
  • the observer perceives the motif generated by the semitransparent functional layer 19 (see FIG. 3).
  • the viewer perceives the hidden printing information 16 (see FIG. 5).

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Computer Security & Cryptography (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Business, Economics & Management (AREA)
  • Accounting & Taxation (AREA)
  • Finance (AREA)
  • Credit Cards Or The Like (AREA)

Abstract

L'invention concerne un élément de sécurité permettant de sécuriser un document de valeur ou un papier de sécurité, l'élément de sécurité présentant une structure stratifiée comprenant la succession de couches suivante : a) un premier substrat de film ; b) une première couche de vernis d'estampage ; c) une première couche fonctionnelle semi-transparente ; d) une couche d'impression appliquée sur la première couche fonctionnelle semi-transparente ; e) une couche de colle ; f) une deuxième couche fonctionnelle semi-transparente ; g) une deuxième couche de vernis d'estampage ; h) éventuellement un deuxième substrat de film, - la première couche fonctionnelle semi-transparente c) formant un premier motif décelable à la lumière incidente lorsque la face avant de l'élément de sécurité est observée ; - la deuxième couche fonctionnelle semi-transparente f) formant un deuxième motif décelable à la lumière incidente lorsque la face arrière de l'élément de sécurité est observée ; - la couche d'impression appliquée sur la première couche fonctionnelle semi-transparente d) formant un troisième motif dissimulé, qui est décelable aussi bien de la face avant que de la face arrière lorsque l'élément de sécurité est observé en lumière transmise.
PCT/EP2016/001183 2015-07-10 2016-07-08 Élément de sécurité et support de données WO2017008897A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP16741533.0A EP3319812B1 (fr) 2015-07-10 2016-07-08 Élément de sécurité et support de données
CN201680040618.8A CN107848323B (zh) 2015-07-10 2016-07-08 安全元件和数据载体

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102015008971.4 2015-07-10
DE102015008971.4A DE102015008971A1 (de) 2015-07-10 2015-07-10 Sicherheitselement und Datenträger

Publications (1)

Publication Number Publication Date
WO2017008897A1 true WO2017008897A1 (fr) 2017-01-19

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PCT/EP2016/001183 WO2017008897A1 (fr) 2015-07-10 2016-07-08 Élément de sécurité et support de données

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Country Link
EP (1) EP3319812B1 (fr)
CN (1) CN107848323B (fr)
DE (1) DE102015008971A1 (fr)
WO (1) WO2017008897A1 (fr)

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WO2020083794A1 (fr) 2018-10-25 2020-04-30 Basf Se Compositions comprenant des nanoplaquettes d'argent
WO2020088791A1 (fr) * 2018-10-31 2020-05-07 Giesecke+Devrient Currency Technology Gmbh Élément de sécurité et support de données équipé de l'élément de sécurité
WO2020152021A1 (fr) 2019-01-21 2020-07-30 Basf Se Élément de sécurité
WO2020224982A1 (fr) 2019-05-06 2020-11-12 Basf Se Compositions comprenant des nanoplaquettes d'argent
WO2021213942A1 (fr) 2020-04-23 2021-10-28 Basf Se Compositions comprenant des particules de métal de transition en forme de plaquettes
WO2022167377A1 (fr) 2021-02-03 2022-08-11 Basf Se Compositions comprenant des nanoplaquettes d'argent
WO2022238468A1 (fr) 2021-05-12 2022-11-17 Basf Se Compositions comprenant des particules de métal de transition en forme de plaquettes
WO2023072740A1 (fr) 2021-10-26 2023-05-04 Basf Se Procédé pour la production d'éléments d'interférence

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DE102018003602A1 (de) * 2018-05-03 2019-11-07 Giesecke+Devrient Currency Technology Gmbh Retroreflektierende Folie, Folie, Datenträger und Verwendung
DE102018003603A1 (de) * 2018-05-03 2019-11-07 Giesecke+Devrient Currency Technology Gmbh Sicherheitselement, Datenträger und Verwendung
AT522774B1 (de) * 2019-09-11 2021-01-15 Hueck Folien Gmbh Sicherheitselement für Wertpapiere oder Sicherheitspapiere mit einer Trägerfolie
DE102020005268A1 (de) * 2020-08-27 2022-03-03 Giesecke+Devrient Currency Technology Gmbh Optisch variables Sicherheitselement
DE102021002448A1 (de) * 2021-05-07 2022-11-10 Giesecke+Devrient Currency Technology Gmbh Mehrschichtkörper und Verfahren zum Herstellen desselben

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CN107848323B (zh) 2019-10-11
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EP3319812B1 (fr) 2019-09-18

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