WO2014108329A1 - Procédé permettant de fabriquer une bande de papier sans fin et dispositif permettant de mettre en œuvre ledit procédé - Google Patents

Procédé permettant de fabriquer une bande de papier sans fin et dispositif permettant de mettre en œuvre ledit procédé Download PDF

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Publication number
WO2014108329A1
WO2014108329A1 PCT/EP2014/000020 EP2014000020W WO2014108329A1 WO 2014108329 A1 WO2014108329 A1 WO 2014108329A1 EP 2014000020 W EP2014000020 W EP 2014000020W WO 2014108329 A1 WO2014108329 A1 WO 2014108329A1
Authority
WO
WIPO (PCT)
Prior art keywords
paper web
positions
paper
generated
marks
Prior art date
Application number
PCT/EP2014/000020
Other languages
German (de)
English (en)
Inventor
Peter OSENSTÄTTER
Peter Riedl
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 ES14705969.5T priority Critical patent/ES2665760T3/es
Priority to CN201480003340.8A priority patent/CN104837633B/zh
Priority to EP14705969.5A priority patent/EP2943340B1/fr
Priority to PL14705969T priority patent/PL2943340T3/pl
Publication of WO2014108329A1 publication Critical patent/WO2014108329A1/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
    • B42D15/00—Printed matter of special format or style not otherwise provided for
    • B42D15/0053—Forms specially designed for commercial use, e.g. bills, receipts, offer or order sheets, coupons
    • B42D15/006—Shipping forms
    • 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
    • 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
    • B42D25/48—Controlling the manufacturing process
    • B42D25/485—Controlling the manufacturing process by electronic processing means
    • 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
    • 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
    • D21H21/42—Ribbons or strips
    • 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
    • D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
    • D21H23/78—Controlling or regulating not limited to any particular process or apparatus

Definitions

  • the invention relates to a method for producing an endless paper web provided with at least one film and to an apparatus for carrying out such a method.
  • the object of the invention is to specify a production method of the type mentioned above, in which the registered application of the film can be carried out with higher accuracy.
  • the through openings each having exactly one straight edge perpendicular to the longitudinal direction of the continuous paper web (i.e., perpendicular to the web direction of the web);
  • a transport device for transporting the endless paper web; a first detecting means for detecting the positions of two or more watermark marks on the endless paper web; a first evaluation device for determining the brand positions with lower position deviations;
  • third detecting means for detecting the positions of the straight edges contained in the generated through holes
  • a device for applying the film with security features to be applied to the paper web to the paper web using the detected positions of the straight edges contained in the generated through openings
  • the third detecting means for detecting the positions of the straight edges contained in the generated through-holes comprises a contrast sensor or a transilluminating sensor.
  • the marking device comprises an inkjet printer or a laser pen.
  • the identification marks can be generated in step d) by a touching method. In an advantageous variant of the invention, however, the identification marks are generated in step d) with a non-contact method. In particular, it has proven useful to apply the identification marks in step d) in the inkjet process, wherein due to the finite time of flight of the ink droplets from the print head to the paper web advantageously an ink flight time compensation is performed.
  • inkjet-applied markers are very compact devices that can be easily integrated into existing equipment.
  • a colored tag after cross cutting, can not interfere with the stacking of the individual sheets of paper or cause the holes to get caught.
  • the identification marks are generated in step d) by laser marking.
  • laser-sensitive feature substances can already be introduced into the paper in step a).
  • laser-sensitive feature substances can also be applied to the paper web after papermaking.
  • Suitable laser-sensitive feature substances are a multiplicity of substances known per se to the person skilled in the art, such as T1O2, soot particles or infrared absorbers.
  • the laser-sensitive feature substances are locally modified, for example dyed and preferably blackened, and thereby form a machine-detectable identification mark.
  • marking marks are simultaneously generated on the front and back of the paper web in step d) by laser marking.
  • the identification marks are produced in step d) using any printing method, in particular in rotary flexographic printing, rotary offset printing, rotary screen printing or gravure printing.
  • step d dark or even black identification marks are advantageously generated in step d), which can be recognized particularly easily and reliably by sensors.
  • the colored identification marks can also be produced with dyes that are not visible in the visible spectral range or only after excitation, such as IR or UV dyes or luminescent dyes.
  • step e) the positions of the generated identification marks are detected and in the subsequent step f) at least one through opening is produced in each of the paper sheets using the detected positions of the identification marks, the through openings being exactly one, perpendicular to the longitudinal direction of the endless ones Paper web arranged straight edge (which is also referred to below as "window sill").
  • the through hole created in the paper web will also be referred to as "window” hereinafter.
  • step g) the positions of the straight edges contained in the generated, continuous openings are detected and in the subsequent step h), the paper web is provided with at least one film (or film element) with security features to be applied to the paper web at each of the paper sheets using the detected positions of the straight edges contained in the generated through holes.
  • the film may in particular be a security thread, a security strip or a label-like film element or patch.
  • the film can in particular be applied to the paper web so that it closes the through opening on one side.
  • a so-called insertion area in which a scanning sensor is active, is located above the straight edge to be sensed in the direction of travel of the paper sheet.
  • the scanning sensor detects the straight edge and gives feedback to the register control for register-accurate application of the film.
  • the register-accurate application of the film can be done in particular by the fact that - From the detected positions of the straight edges, the current length of a paper sheet is determined and
  • a contrast sensor or transmitted light sensor can be provided as the scanning sensor.
  • a contrast sensor or transmitted light sensor can be provided as the scanning sensor.
  • the through openings can be produced, for example, by a (in particular rotary) punch or by a laser cutter. This creates sharp edges that can provide a more accurate signal to drive further processing than printed marks.
  • the straight edge contained in the continuous opening and arranged perpendicularly to the longitudinal direction of the endless paper web is delimited by two edges which adjoin the straight edge at right angles.
  • the two edges adjoining the straight edge at right angles are therefore arranged parallel to the longitudinal direction of the endless paper web.
  • the through-opening can thus in particular have the form of a shield with a semicircularly rounded tip which resembles a "U" (the window in this case resembles the so-called Spanish, Portuguese or Flemish shield).
  • the tip does not necessarily have to be rounded in a semicircle, that is, the through opening can also approximate the shape of a triangle (in this case the window is similar to the so-called old French shield, see Fig. 2).
  • the invention also relates to a device for carrying out the described method, with
  • a transport device for transporting the endless paper web; a first detecting means for detecting the positions of two or more watermark marks on the endless paper web; a first evaluation device for determining the brand positions with lower position deviations;
  • a marking device for generating the colored identification marks at the determined mark positions of the paper web
  • third detecting means for detecting the positions of the straight edges contained in the generated through holes
  • the sensor means comprises an inkjet printer or a laser writer.
  • a laser source is advantageously an infrared laser in the wavelength range of 0.8 ⁇ to 3 ⁇ , in particular a Nd: Y AG laser or a Nd: YV0 4 laser, or even a C0 2 laser with a wavelength of 10.6 ⁇ used.
  • 1 shows an endless paper web, which is subdivided into a plurality of equal, extending transversely to the endless longitudinal direction paper sheets,
  • FIG. 1 shows an endless paper web 10, which is subdivided into a plurality of identical paper sheets 12 n- i, 12 n , 12 n + i extending transversely to the endless longitudinal direction 18.
  • the boundary lines 14 of the individual paper sheets 12 are imaginary lines, which are shown in FIG. 1 for illustration, but are not present on the paper web as visible marking lines.
  • the watermark marks 20 were introduced in each paper sheet 12 for the control of further processing steps.
  • the introduction of such watermark marks 20 is very easy and inexpensive possible in papermaking.
  • the watermark marks 20 are subject to a relatively large positional tolerance, so that certain position deviations exist between the positions of the watermark marks 20 of the same paper sheets 12.
  • the mentioned positional tolerance of the watermark marks 20 then means that the distance values Xn-i, Xn, Xn + i, etc. have a relatively large fluctuation.
  • the positions of two or more watermark marks 20 are detected on the endless paper web 10, and mark positions having smaller positional deviations than the watermark marks 20 are calculated.
  • Such a determination of brand positions with smaller position deviations can be done, for example, by averaging the detected positions. Since banknote paper is typically made by a rotary screen technique, the position of a watermark 20 is repeated approximately with each screen circumference. Therefore, the determination becomes more accurate
  • brand positions are averaged over a multiple of watermark marks 20 per screen circumference.
  • about m watermark marks 20 come to a screen circumference and it is averaged over three sieve circumferences.
  • a shift register is advantageously used in which the position of a newly acquired watermark mark x n replaces the oldest detected position x n -3m.
  • T ⁇ o 3m are then given brand positions y n with position deviations less than the position deviations of the watermark marks 20, since their random positional fluctuations are found out in the calculation.
  • colored identification marks 22 which are used as control marks for the further application steps and which due to their smaller position deviations improve the positional accuracy of the subsequent application steps, are then produced by a contactless method.
  • the inkjet method has proven particularly useful.
  • a generally black marking mark 22 applied by means of an inkjet printer can be easily detected by a sensor by machine.
  • inkjet printers have a very compact design and can therefore be easily integrated into existing systems.
  • no extraction of smoke or accumulating snippets is required.
  • an applied colored marker may not interfere with the stacking of the paper sheets 12 or cause the through holes to get caught.
  • the print head of an inkjet printer has a certain distance from the paper web 10, due to the rapid movement of the paper web 10, the time of flight of the ink droplets as a function of the web speed during printing is taken into account.
  • the colored identification marks 22 are formed by a laser mark.
  • laser-sensitive feature substances can already be introduced into the paper during papermaking, or laser-sensitive feature substances can be applied to the paper web after papermaking.
  • Suitable laser-sensitive feature substances are, for example, TiO 2 , soot particles or infrared absorbers.
  • the laser-sensitive feature substances are locally modified, for example colored or blackened.
  • a particular advantage of this variant of the invention is that the laser radiation can pass through the paper web / so that in one step at the same time on the front and back of the paper identification marks can be generated.
  • the identification marks on the front and back are perfectly matched to each other and allow a highly accurate alignment of subsequent processing steps on both the marks on the front and on the marks on the back.
  • the imprinting of the identification marks 22 takes place in one operation with the imprinting of a printing feature.
  • the tags 22 may be integrated into the print tool so that they are perfectly matched to the print image of the print feature.
  • an identification mark can be integrated in the rotary screen in the printing screen. The subsequent applications controlled on the identification mark generated during the printing step then have a very good registration with the print images of the printing step.
  • the positions of the generated indicia marks 22 are advantageously detected, and the paper web 10 is provided with at least one through opening using the detected positions of the indicia marks in each of the paper sheets.
  • This can be achieved by means of a rigid tool, such as a rotatable tool.
  • tive punch or be accomplished by means of a flexible tool, such as a laser cutting machine.
  • FIG. 2 shows a single paper sheet 12 of the paper web 10 with watermark 20 and identification mark 22.
  • Each paper sheet 12 carries a plurality of individual bumps 16, which in the exemplary embodiment correspond to the later cut banknotes.
  • the nominal length of a single sheet of paper 12 is denoted by Ls.
  • the individual benefits 16 are after the paper production in the other
  • the first security feature is a continuous opening 30 produced by means of laser radiation or punching, which is formed in the paper sheet 12.
  • the opening 30 has exactly one perpendicular to the web running direction 18 of the endless paper web arranged straight edge.
  • the second security feature is a security feature applied with a rigid tool, in the exemplary embodiment a film feature present on an endless film strip 32, which is applied to the paper sheet 12 together with the film strip 32. If the film features and the through openings 30 have their desired positions shown in FIG. 2, they complement each other without offset to the overall feature 34.
  • the positions of the straight edges contained in the continuous openings 30 are detected and the current length of a paper sheet 12 is calculated from the detected positions of the straight edges. Then, a film strip 32 is stretched with the applied to the paper web 10 film features according to the current sheet length and applied to the paper web 10.
  • Fig. 3 shows a single-use 16 of a paper sheet, which is provided with a through hole 30.
  • the opening 30 contains exactly one perpendicular to the web running direction 18 of the endless paper web arranged straight edge 50, which is scanned by a contrast sensor or transmitted light sensor.
  • Reference numeral 60 denotes the fade-in area in which the scanning sensor (e.g., a contrast sensor) is active.
  • the scanning sensor detects the straight edge 50 and provides feedback to the register control for registration of the film.
  • the register-accurate application of the film can in particular be effected by determining the actual length of a paper sheet from the detected positions of the straight edges 50 and stretching a film 32 with security features to be applied to the paper web according to the current sheet length and applying it to the paper web.

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Paper (AREA)
  • Controlling Sheets Or Webs (AREA)

Abstract

L'invention concerne un procédé permettant de fabriquer une bande de papier sans fin pour la fabrication de documents de sécurité et de valeur. Ce procédé comprend les étapes suivantes consistant à : • a) produire une bande de papier sans fin sur une machine à formes rondes, la bande de papier étant divisée en une pluralité de feuilles de papier identiques, s'étendant transversalement à la direction longitudinale sans fin, et pourvoir au moins une feuille de papier, par périphérie de la forme ronde, d'au moins une marque filigrane pour la commande d'autres étapes de traitement, des écarts de position définis étant présents entre les positions des marques filigranes des feuilles de papier ; • b) détecter les positions de deux marques filigranes ou plus sur la bande de papier sans fin ; • c) déterminer des positions de marques présentant des écarts plus faibles que les écarts de position des marques de filigrane détectées ; • d) produire des marques d'identification en couleur sur les positions de marques déterminées de la bande de papier ; • e) détecter les positions des marques d'identification produites ; • f) pourvoir la bande de papier d'au moins une ouverture continue dans chacune des feuilles de papier au moyen des positions détectées des marques d'identification déterminées, les ouvertures continues présentant respectivement un seul bord droit disposé perpendiculairement à la direction longitudinale de la bande de papier sans fin ; • g) détecter les positions des bords droits contenus dans les ouvertures continues produites ; et • h) pourvoir la bande de papier d'au moins un film, présentant des caractéristiques de sécurité à appliquer sur la bande de papier, sur chacune des feuilles de papier au moyen des positions détectées des bords droits contenus dans les ouvertures continues produites.
PCT/EP2014/000020 2013-01-11 2014-01-08 Procédé permettant de fabriquer une bande de papier sans fin et dispositif permettant de mettre en œuvre ledit procédé WO2014108329A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
ES14705969.5T ES2665760T3 (es) 2013-01-11 2014-01-08 Procedimiento para fabricar una banda de papel sin fin
CN201480003340.8A CN104837633B (zh) 2013-01-11 2014-01-08 用于生产连续纸幅的方法及用于执行所述方法的设备
EP14705969.5A EP2943340B1 (fr) 2013-01-11 2014-01-08 Procédé permettant de fabriquer une bande de papier sans fin
PL14705969T PL2943340T3 (pl) 2013-01-11 2014-01-08 Sposób wytwarzania bezkońcowej taśmy papierowej

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102013000445.4A DE102013000445A1 (de) 2013-01-11 2013-01-11 Verfahren zum Herstellen einer endlosen Papierbahn und Vorrichtung zur Durchführung desselben
DE102013000445.4 2013-01-11

Publications (1)

Publication Number Publication Date
WO2014108329A1 true WO2014108329A1 (fr) 2014-07-17

Family

ID=50156721

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2014/000020 WO2014108329A1 (fr) 2013-01-11 2014-01-08 Procédé permettant de fabriquer une bande de papier sans fin et dispositif permettant de mettre en œuvre ledit procédé

Country Status (6)

Country Link
EP (1) EP2943340B1 (fr)
CN (1) CN104837633B (fr)
DE (1) DE102013000445A1 (fr)
ES (1) ES2665760T3 (fr)
PL (1) PL2943340T3 (fr)
WO (1) WO2014108329A1 (fr)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102015008971A1 (de) 2015-07-10 2017-01-12 Giesecke & Devrient Gmbh Sicherheitselement und Datenträger
DE102015009164A1 (de) 2015-07-14 2017-01-19 Giesecke & Devrient Gmbh Datenträger mit Durchbrechungsbereich
WO2017202650A1 (fr) * 2016-05-25 2017-11-30 Ovd Kinegram Ag Feuille pour un document de sécurité, procédé de fabrication de cette feuille et document de sécurité fabriqué à partir de cette feuille
DE102016014662A1 (de) 2016-12-09 2018-06-14 Giesecke+Devrient Currency Technology Gmbh Wertdokument
WO2019206845A1 (fr) 2018-04-25 2019-10-31 Basf Se Procédé de production de films fortement adhérents (gaufrés) sur des substrats flexibles
WO2019206846A1 (fr) 2018-04-25 2019-10-31 Basf Se Procédé de production de films de cristaux liquides à forte adhérence, sur des substrats flexibles
WO2021032518A1 (fr) 2019-08-19 2021-02-25 Basf Se Procédé de production de films de cristaux liquides exempts de texture d'empreinte digitale
EP3939801A2 (fr) 2020-07-14 2022-01-19 Giesecke+Devrient Currency Technology GmbH Document de valeur
WO2024013208A3 (fr) * 2022-07-15 2024-03-14 Leonhard Kurz Stiftung & Co. Kg Procédé pour transporter un faisceau de fils, procédé pour synchroniser un faisceau de fils avec une bande de papier, procédé pour synchroniser un fil avec une bande de papier, dispositif pour exécuter les procédés

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19822605A1 (de) * 1998-05-20 1999-11-25 Zanders Feinpapiere Ag Verfahren zur Markierung von Papieren und Kartons
WO2003054297A2 (fr) * 2001-12-21 2003-07-03 Giesecke & Devrient Gmbh Papier de surete, procede et dispositif de fabrication associes

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69713225T2 (de) * 1996-03-12 2003-01-23 Tokushu Paper Mfg Co Ltd Blatt zur verhinderung von fälschungen und verfahren zu seiner herstellung
DE10148122A1 (de) * 2001-09-28 2003-04-24 Giesecke & Devrient Gmbh Sicherheitspapier

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19822605A1 (de) * 1998-05-20 1999-11-25 Zanders Feinpapiere Ag Verfahren zur Markierung von Papieren und Kartons
WO2003054297A2 (fr) * 2001-12-21 2003-07-03 Giesecke & Devrient Gmbh Papier de surete, procede et dispositif de fabrication associes

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102015008971A1 (de) 2015-07-10 2017-01-12 Giesecke & Devrient Gmbh Sicherheitselement und Datenträger
DE102015009164A1 (de) 2015-07-14 2017-01-19 Giesecke & Devrient Gmbh Datenträger mit Durchbrechungsbereich
WO2017008905A2 (fr) 2015-07-14 2017-01-19 Giesecke & Devrient Gmbh Support de données à zone d'ouverture
EP3463924B1 (fr) 2016-05-25 2020-02-19 OVD Kinegram AG Feuille pour un document de sécurité, procédé de fabrication de cette feuille et document de sécurité fabriqué à partir de cette feuille
WO2017202650A1 (fr) * 2016-05-25 2017-11-30 Ovd Kinegram Ag Feuille pour un document de sécurité, procédé de fabrication de cette feuille et document de sécurité fabriqué à partir de cette feuille
DE102016014662A1 (de) 2016-12-09 2018-06-14 Giesecke+Devrient Currency Technology Gmbh Wertdokument
WO2018103882A1 (fr) 2016-12-09 2018-06-14 Giesecke+Devrient Currency Technology Gmbh Document de valeur
WO2019206845A1 (fr) 2018-04-25 2019-10-31 Basf Se Procédé de production de films fortement adhérents (gaufrés) sur des substrats flexibles
WO2019206846A1 (fr) 2018-04-25 2019-10-31 Basf Se Procédé de production de films de cristaux liquides à forte adhérence, sur des substrats flexibles
WO2021032518A1 (fr) 2019-08-19 2021-02-25 Basf Se Procédé de production de films de cristaux liquides exempts de texture d'empreinte digitale
EP3939801A2 (fr) 2020-07-14 2022-01-19 Giesecke+Devrient Currency Technology GmbH Document de valeur
DE102020004236A1 (de) 2020-07-14 2022-01-20 Giesecke+Devrient Currency Technology Gmbh Wertdokument
WO2024013208A3 (fr) * 2022-07-15 2024-03-14 Leonhard Kurz Stiftung & Co. Kg Procédé pour transporter un faisceau de fils, procédé pour synchroniser un faisceau de fils avec une bande de papier, procédé pour synchroniser un fil avec une bande de papier, dispositif pour exécuter les procédés

Also Published As

Publication number Publication date
CN104837633B (zh) 2016-08-24
CN104837633A (zh) 2015-08-12
EP2943340B1 (fr) 2018-03-14
EP2943340A1 (fr) 2015-11-18
ES2665760T3 (es) 2018-04-27
PL2943340T3 (pl) 2018-08-31
DE102013000445A1 (de) 2014-07-17

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