WO2017133831A1 - Procédé et dispositif pour fabriquer un papier de sécurité comprenant un filigrane et un élément de sécurité fenêtré intégré - Google Patents

Procédé et dispositif pour fabriquer un papier de sécurité comprenant un filigrane et un élément de sécurité fenêtré intégré Download PDF

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Publication number
WO2017133831A1
WO2017133831A1 PCT/EP2017/000094 EP2017000094W WO2017133831A1 WO 2017133831 A1 WO2017133831 A1 WO 2017133831A1 EP 2017000094 W EP2017000094 W EP 2017000094W WO 2017133831 A1 WO2017133831 A1 WO 2017133831A1
Authority
WO
WIPO (PCT)
Prior art keywords
paper
paper web
security
web
watermark
Prior art date
Application number
PCT/EP2017/000094
Other languages
German (de)
English (en)
Inventor
Alexander TANTSCHER
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 EP17701999.9A priority Critical patent/EP3411523A1/fr
Priority to RU2018130753A priority patent/RU2722091C2/ru
Publication of WO2017133831A1 publication Critical patent/WO2017133831A1/fr

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F1/00—Wet end of machines for making continuous webs of paper
    • D21F1/44—Watermarking devices
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F11/00—Processes for making continuous lengths of paper, or of cardboard, or of wet web for fibre board production, on paper-making machines
    • D21F11/06—Processes for making continuous lengths of paper, or of cardboard, or of wet web for fibre board production, on paper-making machines of the cylinder type
    • D21F11/08—Processes for making continuous lengths of paper, or of cardboard, or of wet web for fibre board production, on paper-making machines of the cylinder type paper or board consisting of two or more layers
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
    • D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
    • D21H21/40—Agents facilitating proof of genuineness or preventing fraudulent alteration, e.g. for security paper
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
    • D21H27/30—Multi-ply

Definitions

  • the invention relates to a method and an apparatus for producing a security paper with watermark and integrated window security element.
  • the invention also relates to a corresponding multilayer security paper and document of value. Security papers or documents of value are often included as security
  • Authenticity features such as watermarks, embedded security threads and the like equipped that allow verification of the authenticity of the security document or document of value and also serve as protection against unauthorized reproduction.
  • security threads which are neither completely applied to a surface of a security paper nor completely embedded in the security paper are referred to as window security threads. These are partially embedded in the security paper so that they are visible on one or both opposite surfaces of the security paper only in certain areas of the window.
  • the present invention seeks to provide a simple and inexpensive method for producing a security paper of the type mentioned.
  • the method is intended to enable the production of security paper with an attractive visual appearance, in which watermarks and window security threads are combined in a novel way.
  • the invention is also intended to provide a corresponding device as well as a corresponding multi-ply security paper and value document.
  • a method for producing a security paper with watermark and integrated window security element in a first paper layer production unit a first paper web is formed and watermarked, in a second paper layer production unit a second paper web is produced, - the second paper web with the first Paper web is merged and firmly connected, wherein the merging of the paper webs an endless security element is embedded in the watermark between the first and second paper web, and - are removed by means of a suction and / or rinsing device from the second paper web in still wet state paper fibers, so that the endless security element is freely accessible in window areas of the second paper web.
  • the term "security paper” here refers to the unprinted paper, which is usually in quasi-endless form and is further processed at a later time.
  • the security papers are used in particular for the production of value documents.
  • a "document of value” is a document which is responsible for Stirrunungsdorfen use is completed.
  • valuable documents are in particular bank notes, shares, bonds, certificates, vouchers, checks, high-quality admission tickets, but also other papers which are subject to counterfeiting, such as passports and other identity documents, as well as product security elements such as labels, seals, packaging and the like.
  • the simplified term “security paper” or "value document” below includes all such documents and product security means.
  • the security paper is preferably multi-layered and comprises at least one layer of paper.
  • the further layer or further layers may likewise be made of paper, but also of other materials, for example by plastic films.
  • the paper or a paper layer particularly preferably comprises cotton fibers, as used, for example, for banknotes.
  • a paper web-generating device is a device, in particular a sheet-forming unit, for producing a paper web.
  • the paper layer production device may be a round-screen machine, in particular a countercurrent rotary screen machine, a DC round-screen machine or a double-round screen machine.
  • a paper layer production device can be a fourdrinier machine.
  • the paper web outputted from the paper sheet forming apparatus is preferably output as continuous paper. Alternatively, a sheet of paper could be issued.
  • the Textillagener Wegungsvorrichrung may include a nozzle for dispensing a Pulpemasse on a screen unit, for example, round screen or wire, whereby a paper web is generated.
  • the endless security elements of the present invention may in particular be formed by security threads or wide security bands. While security threads have a width of less than 4 mm, usually less than 2 mm, and typically about 1 mm, endless security elements with a width of 4 mm or more are referred to herein as security bands.
  • the safety bands may in particular have a width of 4 mm to 20 mm, sometimes even up to 30 mm.
  • the invention is explained below mainly by the example of narrow security threads, it is always understood that the security elements can also be formed by wide security bands.
  • the embedding of wide security tapes in papermaking is described for example in the document EP 0625 431, the disclosure of which is incorporated in the present application in this respect.
  • the endless security element can be, for example, a security element with a color shift effect, with a diffraction structure such as a hologram, with a dynamic effect, with an optionally partially recessed metallization, and / or with a printed image.
  • the above-mentioned window areas of the second paper web arise straight through the removal of the paper fibers from the second paper web.
  • the window areas of the second paper web are generated in the register to the watermarks of the first paper web. This means, in particular, that the shape and position of the window areas of the second paper web, and thus also the areas of paper left standing between the window areas, are matched to the shape and position of the watermarks of the first paper web.
  • the shape and position of the window areas of the second paper web is even matched to the motif parts represented by the watermarks.
  • the window areas may overlap first motif parts of the watermarks, while the left-standing paper parts of the second paper web are congruent to second motif parts. Due to the additional paper thickness, the second motif parts of the watermark appear even darker, the first parts of the motif brighter.
  • the window areas of the second paper web can enhance or emphasize the visual impression of the watermarks of the first paper web.
  • the shape of the window areas of the second paper web and the watermarks of the first paper web stand with advantage in one
  • the window areas and watermarks each related or complementary information. Since the endless security element is embedded in the watermark between the first and second paper web and is also freely accessible in the window areas of the second paper, is created by the vote the window areas on the watermarks for a viewer the impression that the endless security element runs inside the watermarks, namely in the window areas above the watermark and in the paper areas left open, at least partially under the watermark. A security element running inside a watermark is unusual and, therefore, striking and highly recognizable for the viewer.
  • the paper fibers are removed from the second paper web prior to merging with the first paper web.
  • the paper fibers are advantageously removed in the register to the embedding position of the endless security element.
  • the first paper web is provided with a multi-level watermark, that the Textilstromrung in the first paper layer generating device, in particular rotary screen paper machine, on a Entskyss mecanicssieb, the support wire has a multi-level relief in the form of the watermark to be generated in a partial area.
  • the multi-level relief is advantageously formed by an injection-molded, perforated watermark insert, by a deep-drawn, perforated watermark insert, or by a hot-stamped, perforated watermark insert.
  • the watermark insert may be formed, for example, as a bronze stamp.
  • An advantage of the procedure described is, in particular, that the generation of the watermarks is decoupled from the generation of the window areas and the embedding of the endless security element.
  • the generation of the window areas by means of said suction and / or rinsing device allows the shape and position of the window areas in the second paper layer to be precisely matched to the shape and position of the watermarks of the first paper web.
  • the invention also includes an apparatus for producing a security paper with watermark and integrated window security element, with a first paper layer producing device, in particular a round screening machine, for. B. Gleichstormundsiebmaschine, for forming a first paper web and for providing the first paper web with watermark, a second paper layer producing device for producing a second paper web, - a removal belt for merging and firmly connecting the second paper web to the first paper web, means for supplying an endless security element in the area of the watermarks between the first and second paper webs when merging the paper webs, and a suction and / or rinsing device for removing paper fibers from the second paper web while still wet.
  • a first paper layer producing device in particular a round screening machine, for. B. Gleichstormundsiebmaschine
  • a second paper layer producing device for producing a second paper web
  • - a removal belt for merging and firmly connecting the second paper web to the first paper web
  • the suction and / or rinsing device on an endless belt with at least one recess which is stretched on at least two position adjustable guide rollers.
  • the suction device preferably further includes a suction roll or a suction box for generating a negative pressure for sucking Textilfa- fibers through the at least one recess of the endless belt.
  • the at least one recess of the endless belt corresponds to the window areas to be produced in the second paper web.
  • the flushing device has an outlet device. The outlet device is designed to dispense a liquid and directed to the second paper web. Over the directed output of the liquid openings paper fiber are selectively washed away, so that at least one recess is produced in the second paper web.
  • a receptacle for receiving the wegge Songten paper fibers is provided on the outlet device opposite side of the second paper web.
  • the outlet device may be configured to act on the second paper web geometrically in the form of the recess.
  • a bearing surface which is arranged on the side of the second paper web opposite the outlet device, can have openings. The openings are formed corresponding to the recess, so that when two-dimensional loading of the second paper web, the recess is produced.
  • the support surface is preferably an endless belt.
  • the support surface may be formed as an endless belt.
  • the endless belt can be formed from a sieve-like fabric, for example made of plastic, copper or bronze, or consist of a material that shows a closed surface except for the at least one recess.
  • the suction device may also have a suction roll or a pipe suction.
  • at least one spray tube can be arranged on the side of the second paper web opposite the suction device, which sprays a liquid onto the second paper web to convey the fiber to be suctioned through the at least one recess of the endless belt into the suction roll or the suction box ,
  • the suction Device further contain a screen conditioning with cleaning spray pipes and pipe suction.
  • the suction and / or rinsing device is advantageously arranged in the device between the second paper layer producing device and the merging position of the paper webs so that the paper fibers are removed from the second paper web prior to merging with the first paper web and embedding the second endless security element can.
  • the invention also includes a multilayer security paper or document of value
  • a first paper layer having a grammage of 60 g / m 2 or more, in particular from 60 g / m 2 to 80 g / m 2, and a second paper layer firmly bonded to the first paper layer and having a grammage of 45 g / m 2 or less, in particular from 10 to 45 g / m 2 , a watermark, in particular a multi-level watermark in the first paper layer, and an endless window security element which is embedded in the region of the watermark between the first and second paper layers and freely accessible in window regions of the second paper layer.
  • the window areas of the second paper layer are arranged in register with the watermark of the first paper layer.
  • the shape of the window areas of the second paper layer and the watermarks of the first paper layer are particularly advantageously in a context, in particular, the window areas and the watermark each related or complementary information.
  • Other embodiments and advantages of the invention will be explained with reference to the figures , whose representation has been omitted on a true to scale and proportions reproduction in order to increase the clarity.
  • FIG. 1 is a schematic view of a paper machine with a rotary screen paper machine and a second paper web generating device according to an embodiment of the invention, the suction device of the paper machine of FIG.
  • Fig. 3 is a plan view of a detail of a security paper according to the invention in a tailored form
  • FIG. 4 shows a section through the security paper of FIG. 3 along the
  • FIG. 1 shows schematically a paper machine 10 with a first paper-sheet generating device, in the present example a round-screen paper machine 12 and a second paper-layer-producing device 14, preferably a second round-screen machine.
  • a paper web 20 is formed on a round screen 18 in a manner known per se.
  • the first paper web has, for example, one
  • the round screen 18 is a dewatering screen, the carrier screen is provided in at least one sub-area with a multi-level relief in the form of the watermark to be generated.
  • the multi-level relief is formed in particular by an injection-molded, perforated watermark insert, as described in more detail in WO 2008/071325 AI.
  • a second, initially homogeneous paper web 30 is produced in the second paper-making device 14 by paper pulp with a headbox nozzle 42 is effectssüst on the surface of a round screen 44.
  • the paper layer produced by the second paper-making device 14 is very thin and has, for example, a grammage of only 10 to 25 g / m 2 .
  • the second paper web 30 is understood by means of a pick-up felt 16, may also be referred to as pick-up or removal tape, removed from the round screen 44 and led to the first paper machine 12, where it is connected to the first paper web 20 in the region of the pressure roller 36.
  • an endless security element 32 is also unwound from a reel 34 and embedded in the region of the multi-level watermark between the first 20 and second paper web 30 when connecting the two paper webs 20, 30.
  • a suction device 50 which removes paper fibers from the second paper web 30 while still wet in the register to the embedding position of the endless security element 32 and also in register with the multi-level watermarks of the first paper web 20.
  • the areas of removed paper fibers form window areas in the second paper web 30, in which the endless security element 32 is visible and freely accessible after its embedding between the two paper webs 20, 30.
  • the window areas of the second paper web 30 supplement the watermarks of the first paper web 20 and are explained in more detail with these, in particular in a context of meaning as above, and further below with reference to a specific embodiment.
  • a rinsing device 58 for removing paper fibers may be provided.
  • the interconnected paper webs 38 are then fed to other processing stations, such as calenders, sizing and the like.
  • the suction device 50 shown in greater detail in FIG. 2, comprises an endless belt 52 of a sieve-like fabric which is stretched mechanically taut by a series of positionally adjustable guide rollers 54.
  • the endless belt 52 has one or more recesses in shape and size correspond to the window areas to be generated in the second paper web 30.
  • a slotted suction box 56 is arranged, with which a negative pressure on the endless belt 52 generated and thereby paper fibers from the second paper web through the recesses of the belt 52 and the slot of the suction box 56 can be sucked.
  • the suction device 50 may contain a screen conditioning, not shown in the figure, with cleaning spray pipes and tube suckers.
  • a multi-ply security paper 60 is shown in Figs. 3 and 4 in cut-to-size form.
  • 3 shows a plan view of a section of the security paper 60
  • FIG. 4 shows a section through the security paper 60 along the line rV-IV of FIG. 3 in the region of the embedded security thread 82.
  • the security paper 60 contains a first, thicker paper layer 70 with a grammage of 60 to 80 g / m 2 , which is provided with a high-resolution, multi-level watermark 72, which is designed in the embodiment in the form of a sailing ship.
  • the first paper layer 70 is fixedly connected to a second, thinner paper layer 80, which has only a grammage of 10 to 45 g / m 2 and which is provided with window areas 84, which is matched in shape and position in register to the high-resolution watermark 72.
  • Embedded between the first and second paper layers 70, 80 is a window security thread 82 which is visible and freely accessible in the window areas 84 of the second paper layer 80. From the opposite side of the security paper, so viewed from the side of the first paper layer 70 forth, the security thread 82 is not visible in supervision.
  • the peculiarity of the combination of watermarks 72, window areas 84 and security thread 82 is in particular the exact register matching of the two elements watermarks and window areas on each other, which is made possible by the above-described generation of the window areas 84 in the second paper layer 80.
  • the window areas 84 in the embodiment are in the form of a negative representation of the sails of the watermark 72, so that the paper areas 86 lying between the window areas 84 have the shape of the sails of the sailing ship represented by the watermark 72, while the window areas 84 themselves contain the spaces between the sails Sail and cover the area of the hull of the sailing ship.
  • the thread 82 for an observer appears to pass inside the watermark 72.
  • the watermark 72 itself is present below the thread 82 in the first paper ply 70, the pearled paper regions 86 of the second paper ply partially cover the thread 82 and thus continue the visual appearance of the watermark 72 from the first paper ply 70 into the second paper ply 80 .
  • the window areas 84 in the second paper layer 80 can be formed with the desired shape and position by means of the suction device 50 described above, it is readily possible to accurately register the window areas 84 and correspondingly the left paper areas 86 of the second paper layer 80 Shape and position of the watermark 72 of the first paper layer 70 to vote. The result is a visually spectacular design of a Watermark, through the inside of which a window security thread seems to run.

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  • Paper (AREA)
  • Credit Cards Or The Like (AREA)

Abstract

L'invention concerne un dispositif (10) pour fabriquer un papier de sécurité (60) comprenant un filigrane (72) et un élément de sécurité fenêtré intégré (82). Ce dispositif comprend un premier système de production de couches de papier (12) pour former une première bande de papier (20) et pour doter la première bande de papier (20) d'un filigrane (72), un deuxième système de production de couches de papier (14) pour produire une deuxième bande de papier (30), une toile de réception (16) pour réunir et assembler de manière fixe la deuxième bande de papier (30) et la première bande de papier (20), un système pour acheminer un élément de sécurité continu (32 ; 82) dans la zone du filigrane (72) entre la première et la deuxième bande de papier lors de la réunion des bandes de papier (20, 30), et un système d'aspiration (50) pour retirer des fibres de papier de la deuxième bande de papier (30) à l'état encore humide. L'invention concerne également un procédé associé et un document de valeur ou un papier de sécurité multicouche correspondant.
PCT/EP2017/000094 2016-02-02 2017-01-26 Procédé et dispositif pour fabriquer un papier de sécurité comprenant un filigrane et un élément de sécurité fenêtré intégré WO2017133831A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP17701999.9A EP3411523A1 (fr) 2016-02-02 2017-01-26 Procédé et dispositif pour fabriquer un papier de sécurité comprenant un filigrane et un élément de sécurité fenêtré intégré
RU2018130753A RU2722091C2 (ru) 2016-02-02 2017-01-26 Способ и устройство для изготовления защищенной от подделки бумаги с водяными знаками и интегрированным элементом безопасности оконного типа

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102016001106.8 2016-02-02
DE102016001106.8A DE102016001106A1 (de) 2016-02-02 2016-02-02 Verfahren und Vorrichtung zum Herstellen eines Sicherheitspapiers mit Wasserzeichen und integriertem Fenstersicherheitselement

Publications (1)

Publication Number Publication Date
WO2017133831A1 true WO2017133831A1 (fr) 2017-08-10

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ID=57914933

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2017/000094 WO2017133831A1 (fr) 2016-02-02 2017-01-26 Procédé et dispositif pour fabriquer un papier de sécurité comprenant un filigrane et un élément de sécurité fenêtré intégré

Country Status (4)

Country Link
EP (1) EP3411523A1 (fr)
DE (1) DE102016001106A1 (fr)
RU (1) RU2722091C2 (fr)
WO (1) WO2017133831A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017009359A1 (de) * 2017-10-09 2019-04-11 Giesecke+Devrient Currency Technology Gmbh Herstellungsvorrichtung und Herstellverfahren für Sicherheitspapier

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0229645A1 (fr) * 1986-01-16 1987-07-22 GAO Gesellschaft für Automation und Organisation mbH Procédé de production d'un papier de sécurité à élément de sécurité incorporé
EP0625431A1 (fr) * 1993-05-01 1994-11-23 Giesecke & Devrient GmbH Papier de securité
WO2004001130A1 (fr) * 2002-06-25 2003-12-31 De La Rue International Limited Substrats fibreux
DE102005045566A1 (de) * 2005-03-23 2006-09-28 Giesecke & Devrient Gmbh Mehrlagiges Sicherheitspapier
WO2007042718A1 (fr) * 2005-10-06 2007-04-19 Arjowiggins Security Procede de fabrication d'un materiau en feuille comportant au moins une fenetre
WO2014086476A1 (fr) * 2012-12-07 2014-06-12 Giesecke & Devrient Gmbh Dispositif de fabrication d'un papier de sécurité multicouche pourvu d'évidements

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006058513A1 (de) 2006-12-12 2008-06-19 Giesecke & Devrient Gmbh Entwässerungssieb und Verfahren zu seiner Herstellung
JP5790140B2 (ja) * 2011-05-13 2015-10-07 大日本印刷株式会社 冊子用セキュリティ用紙及びその製造方法並びにパスポート

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0229645A1 (fr) * 1986-01-16 1987-07-22 GAO Gesellschaft für Automation und Organisation mbH Procédé de production d'un papier de sécurité à élément de sécurité incorporé
EP0625431A1 (fr) * 1993-05-01 1994-11-23 Giesecke & Devrient GmbH Papier de securité
WO2004001130A1 (fr) * 2002-06-25 2003-12-31 De La Rue International Limited Substrats fibreux
DE102005045566A1 (de) * 2005-03-23 2006-09-28 Giesecke & Devrient Gmbh Mehrlagiges Sicherheitspapier
WO2007042718A1 (fr) * 2005-10-06 2007-04-19 Arjowiggins Security Procede de fabrication d'un materiau en feuille comportant au moins une fenetre
WO2014086476A1 (fr) * 2012-12-07 2014-06-12 Giesecke & Devrient Gmbh Dispositif de fabrication d'un papier de sécurité multicouche pourvu d'évidements

Also Published As

Publication number Publication date
DE102016001106A1 (de) 2017-08-03
RU2722091C2 (ru) 2020-05-26
RU2018130753A3 (fr) 2020-03-03
RU2018130753A (ru) 2020-03-03
EP3411523A1 (fr) 2018-12-12

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