EP1310381A2 - Matériaux en bande avec une surface structurée, leur procédé de fabrication ainsi que leur utilisation - Google Patents

Matériaux en bande avec une surface structurée, leur procédé de fabrication ainsi que leur utilisation Download PDF

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Publication number
EP1310381A2
EP1310381A2 EP02024848A EP02024848A EP1310381A2 EP 1310381 A2 EP1310381 A2 EP 1310381A2 EP 02024848 A EP02024848 A EP 02024848A EP 02024848 A EP02024848 A EP 02024848A EP 1310381 A2 EP1310381 A2 EP 1310381A2
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EP
European Patent Office
Prior art keywords
radiation
curing
surface structure
paint
cylinder
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
EP02024848A
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German (de)
English (en)
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EP1310381A3 (fr
EP1310381B1 (fr
Inventor
Friedrich Dr. Kastner
Johann Hilburger
Franz Schweiger
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
Application filed by Hueck Folien GmbH filed Critical Hueck Folien GmbH
Priority to AT02024848T priority Critical patent/ATE327905T1/de
Publication of EP1310381A2 publication Critical patent/EP1310381A2/fr
Publication of EP1310381A3 publication Critical patent/EP1310381A3/fr
Application granted granted Critical
Publication of EP1310381B1 publication Critical patent/EP1310381B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
    • B05D3/02—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by baking
    • B05D3/0209—Multistage baking
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
    • B05D3/06—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to radiation
    • B05D3/061—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to radiation using U.V.
    • B05D3/065—After-treatment
    • B05D3/067—Curing or cross-linking the coating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
    • B05D3/12—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by mechanical means

Definitions

  • the invention relates to web-like materials with a durable transferable or adherent surface structure, in particular a Diffraction structure, a process for their preparation and their use.
  • Web-shaped materials with surface structures, in particular Diffraction structures are used in various applications, for example, in the decoration, as components in particular optical Components in the technical field and in architecture, as Security elements for value documents and volumes, as Packaging elements and the like.
  • thermoplastic carrier or lacquer layer by means of pressure and temperature.
  • disadvantage of the surface structures thus produced is their low thermal, mechanical and chemical resistance by embossing in thermoplastic compositions.
  • the resistance of the surface structures, in particular against the processing pressure and the processing temperature in the heat sealing process and / or sterilization is usually not sufficient, so in this case the packaging process with the usual machines can be done, but strict restrictions in terms of pressure and temperature are respected or expensive ancillary equipment must be installed.
  • the surface structures produced in the thermoplastic molding process prove to be too little resistant.
  • WO 94/18609 is a method for simultaneous replication and direct application of a hologram or other diffraction grating a printing material, in particular on paper or cardboard, by means of a Surface relief structure bearing matrix known in which this structure in a radiation-curable lacquer layer is molded, wherein the curing of the Lacquer layer from the matrix side through the radiolucent Matrizenober Assembly takes place. Essentially, the curing of the the lacquer layer receiving the relief before removing the matrix from the paper or cardboard. According to this method, both self-adhesive products as It would also be possible to produce heat-sealing foils with diffraction structures.
  • diffraction structures are relatively inexpensive and can be conveniently replicated or applied to a substrate by means of this method, such a method or the product produced in this way is unsuitable for a number of applications.
  • the surface structures are too inaccurate produced by this method, since on the one hand the quartz glass embossing cylinder used in particular the surface is not precise and homogeneous enough to produce.
  • the photopolymers used for the matrix are poorly resistant under the process conditions, whereby the life of the embossing tool is only low.
  • the object of the invention is therefore a carrier substrate with a diffraction or diffractive structure or a surface relief and a method and to provide a device for its production, in which on the one hand the Illustration of the diffraction structure independent of the type of carrier substrate with excellent precision, on the other hand, the carrier film and the thereon diffraction structure without interference with in the Packaging industry or in other technical areas, for example in the field of architecture in the manufacture of components, usual parameters can be processed without restriction, so an excellent Resistance of the diffraction structure is ensured.
  • the subject of the invention are therefore sheet-like materials with complete or partially transferable or fully liable or subject to limitations Surface structures, characterized in that the respective Transferable or adhesive surface structure by molding a Matrix in a radiation-curable applied to a carrier substrate Varnish which is pre-cured to the gel point at the time of the impression, followed, whereupon the radiation-curable varnish after application of the Surface structure is completely cured.
  • Another object of the invention is a process for the preparation web-shaped materials with a completely or partially transferable or completely or motionally limited surface structure, thereby characterized in that provided in a first step, a carrier substrate is in a second step, this carrier substrate in a Coating process is coated with a radiation-curable varnish, in a third step, this lacquer up to the gel point by stimulation with Radiation of a defined wavelength is pre-cured, and at the same time Impression of the surface structure is carried out in a fourth step the further curing (main hardening) of the radiation-curable varnish Excitation radiation of a pre-hardening step different Wavelength carried out, followed by a post-curing and optionally Further coating or finishing steps are performed.
  • surface structures are understood to mean, in particular, diffraction or diffraction and relief structures understood.
  • Carrier foils are preferably flexible as the carrier substrate Plastic films, for example, from 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 - 700 ⁇ m, preferably 8 - 200 microns, more preferably 12 to 50 microns on.
  • the carrier substrate can on one or both sides with a hot or Be provided or cold seal adhesive or a self-adhesive coating the application of the surface structure and optionally after Performing further coating steps are provided with it.
  • the carrier substrate is used in a coating process such as a screen printing, gravure or flexographic printing with a radiation-curable varnish coated.
  • the coating can be selective or over the entire area.
  • the radiation-curable lacquer may for example be a radiation-curable Paint system based on a polyester, an epoxy or polyurethane system 2 or more different, known in the art photoinitiators contains, at different wavelengths, a curing of the paint system to initiate to varying degrees.
  • a Activatable photoinitiator at a wavelength of 200 to 400 nm the second photoinitiator then at a wavelength of 370 to 600 nm enableable.
  • the area where the second photoinitiator is excited should be lie in the transmission wavelength range of the carrier substrate used.
  • Electron radiation can be used.
  • a radiation-curable varnish As a radiation-curable varnish, a water-thinnable varnish can also be used be used. Preference is given to polyester-based paint systems.
  • the impression of the surface structure, ie the diffraction, diffraction or relief structure, for example, at controlled temperature by means of a die or using a stamping die in the radiation-curable lacquer layer, which was pre-cured by activation of the first photoinitiator to the gel point and at the time of molding in this stage is located. If a water-dilutable radiation-curable lacquer is used, it is optionally possible to precede predrying, for example by means of IR radiators.
  • the layer thickness of the applied radiation-curable varnish may vary depending on Requirements for the final product and thickness of the substrate vary and amounts generally between 0.5 and 50 ⁇ m, preferably between 2 and 10 ⁇ m, more preferably between 2 and 5 microns.
  • the stamping mold can be transparent, it can be a welded, glued, be soldered or seamless metal sleeve or plastic sleeve. Prefers nickel sleeves are used. To make an exact impression of the To obtain surface structure, it is expedient to the embossing tool a temperature-controlled pneumatic and flow-cooled or to install heated clamping cylinder.
  • the carrier substrate is brought into contact with the temperature-controlled clamping cylinder, the embossing of the surface structure is preferably carried out only when the carrier substrate coated with the radiation-curable lacquer is in contact with the cylinder.
  • a precise control of the process parameters such as pressure and in particular temperature in order to avoid too rapid or too slow a change in state of the paint layer.
  • the curing of the UV varnish and then a post-curing takes place.
  • the surface structure introduced into the radiation-curable lacquer draws due to great precision, in particular due to the hardening of the paint in two steps out. Furthermore, the structure has excellent durability, especially chemical, thermal and mechanical resistance.
  • the product is therefore available after appropriate packaging Security element in data carriers, in particular value documents such as Badges, cards, banknotes or labels, seals and the like suitable, but also as packaging material in the pharmaceutical and Food industry, for example in the form of blister foils, for example Medicines, covers or packaging, for example in the Food industry as food film, for example for dairy products particularly suitable.
  • Such products are also particularly suitable for decorative applications or optical elements, for example in the Architecture and the like.
  • the carrier substrate thus provided with a surface structure can subsequently provided with further layers, for example with additional paint, color or metallic layers or insulators, respectively may have different properties.
  • the application of the further layers either selectively, overlapping or congruent with the surface structure or even only in those areas that were left out by selective application of the structure respectively. It can also be made a full-surface coating.
  • the embossed structure with a paint with the same or similar refractive index as that of partially used overprinted radiation-curable coating system. This selectively increases the surface texture in the overprinted areas invisible, so to speak deleted.
  • the paint can be transparent or colorless or else luminescent, for example fluorescent or be phosphorescent.
  • the application of the ink application can then register-controlled in one operation or in another printing unit insetterschreib by any method, for example by gravure, flexographic, screen printing, digital printing and the like done to the embossing process.
  • the color or lacquer used is soluble in a solvent, preferably water, but it is also possible to use a dye soluble in any solvent, for example in alcohol, esters and the like.
  • the color or the colored lacquer can be customary compositions based on natural or artificial macromolecules.
  • the soluble color may be pigmented or unpigmented.
  • As pigments all known pigments can be used. Particularly suitable are TiO 2 , ZnS, kaolin and the like.
  • the printed carrier substrate is optionally treated to improve the adhesion of the subsequently applied layer by means of an in-line plasma (low pressure or adjplasma-), corona or flame process.
  • High-energy plasma for example Aroder Ar / O 2 plasma, cleans the surface of toning residues of the printing inks. The necessary sharp delimitation of the contours of the recesses, which is necessary for the necessary precision of the coding is achieved.
  • the surface is activated. In this case, terminal polar groups are generated on the surface. This improves the adhesion of metals and the like to the surface.
  • a thin metal or metal oxide layer can be applied as adhesion promoter, for example by sputtering or vapor deposition.
  • adhesion promoter particularly suitable are Cr, Al, Ag, Ti, Cu, TiO 2 , Si oxides or chromium oxides.
  • This adhesion promoter layer generally has a thickness of 0.1 nm to 5 nm, preferably 0.2 nm to 2 nm, particularly preferably 0.2 to 1 nm.
  • color or paint layers can each have a variety of Compositions are used.
  • the composition of the individual Layers can vary in particular according to their task, so whether the individual layers serve only decoration purposes or one functional layer or whether the layer is both a Dekorationsals should also be a functional layer.
  • the layers to be printed may be pigmented or unpigmented.
  • pigments it is possible to use all known pigments, for example titanium dioxide, zinc sulfide, kaolin, ATO, FTO, aluminum, chromium oxides and silicon oxides, as well as colored pigments.
  • solvent-based coating systems and systems without solvents can be used.
  • Suitable binders are various natural or synthetic binders.
  • the functional layers may have certain electrical, magnetic, chemical, physical and also optical properties exhibit.
  • For adjusting electrical properties can For example, graphite, carbon black, conductive organic or inorganic Polymers.
  • Metal pigments for example copper, aluminum, silver, gold, Iron, chromium and the like
  • metal alloys such as copper-zinc or copper-aluminum or also amorphous or crystalline ceramic pigments such as ITO and the like may be added.
  • doped or not doped semiconductors such as silicon, germanium or ion conductors such as amorphous or crystalline metal oxides or metal sulfides used as an additive become.
  • Layer polar or partially polar compounds such as surfactants or nonpolar Compounds such as silicone additives or hygroscopic or not hygroscopic salts are used or added.
  • paramagnetic, diamagnetic and also ferromagnetic materials such as iron, nickel and Cobalt or its compounds or salts (for example, oxides or Sulfides) can be used.
  • the optical properties of the layer can be determined by visible dyes or pigments, luminescent dyes or pigments which are in the visible, fluoresce or phosphoresce in the UV range or in the IR range, Effect pigments, such as liquid crystals, pearlescent, bronzes and / or multilayer color change pigments and heat-sensitive colors or pigments influence. These can be used in all possible combinations. In addition, phosphorescent pigments alone or in Combination with other dyes and / or pigments are used.
  • Various properties can also be combined by adding various additives mentioned above.
  • colored and / or conductive magnetic pigments All mentioned conductive additives can be used.
  • conductive additives can be used.
  • dyeing of magnetic pigments it is possible to use all known soluble and non-soluble dyes or pigments.
  • a brown magnetic ink can be adjusted to metallic, for example silvery, by adding metals in their color shade.
  • the ink or lacquer used may be soluble in a solvent, preferably water, but a dye soluble in any solvent, for example in alcohol, esters and the like, may also be used.
  • the color or the colored lacquer can be customary compositions based on natural or artificial macromolecules.
  • the color may be pigmented or unpigmented.
  • pigments all known pigments can be used. Particularly suitable are TiO 2 , ZnS, kaolin and the like. If a soluble color layer is used, it may optionally be removed after application of another layer in the process according to the invention by a suitable solvent adapted to the composition of the color layer in order to be able to produce codings in the form of characters and / or patterns of any possible type.
  • Isolators are, for example, organic substances and their derivatives and Compounds, for example paint and varnish systems, e.g. Epoxy, Polyester, Rosin, acrylate, alkyd, melamine, PVA, PVC, isocyanate, Urethane systems that can be radiation-curing, for example by Heat or UV radiation, suitable.
  • paint and varnish systems e.g. Epoxy, Polyester, Rosin, acrylate, alkyd, melamine, PVA, PVC, isocyanate
  • Urethane systems that can be radiation-curing, for example by Heat or UV radiation, suitable.
  • These layers can be prepared by known methods, for example by Vaporizing, sputtering, printing (eg gravure, flexo, screen, digital printing) and the like), spraying, electroplating and the like become.
  • the thickness of the functional layer is 0.001 to 50 ⁇ m, preferably 0.1 to 20 microns.
  • the ink layer by a suitable solvent, the on the composition of the color layer is matched, removed.
  • the paint is water-soluble.
  • the replacement by mechanical action are supported.
  • the thickness of this layer is about 0.01 - 5 microns.
  • the desired end product is obtained.
  • multilayer structures which are different in the superimposed layers Have properties. It is possible by combining different properties of the individual layers, for example Layers with different conductivity, magnetizability, optical Properties, absorption behavior and the like constructions, for example for security elements with several precise authenticity features manufacture.
  • the thus produced coated film also by a protective lacquer layer are protected or, for example, by laminating or the like further refined.
  • the product can be applied with a sealable adhesive, such as a hot or cold seal adhesive to the appropriate substrate, or embedded in paper for security papers by conventional methods, for example.
  • sealants can be equipped with visible or visible in the UV light, fluorescent, phosphorescent or laser and IR radiation absorbing features to increase the security against counterfeiting.
  • These features may also be present in the form of patterns or characters or show color effects, in principle any number of colors, preferably 1 to 10 colors or color mixtures, are possible.
  • the carrier substrate may be used after one-sided coating after application be removed or left on the product.
  • the carrier film optionally specially equipped on the uncoated side be scratch resistant, antistatic and the like. The same applies to a possible lacquer layer on the carrier substrate.
  • To produce the sheet-like materials according to the invention is in a first step provided a carrier substrate, in a second step radiation-curable paint applied, this paint to the gel point through Pre-hardened excitation with radiation of a defined wavelength and at the same time taking the impression of the surface structure, in one fourth step, the further curing (main hardening) of the radiation-curable Lacks by excitation with radiation to the pre-curing step different wavelength carried out, followed by a post-curing and optionally carried out further coating or finishing steps become.
  • the coating of the carrier substrate takes place in a coating process, For example, a screen flexo or gravure printing with a radiation-curable varnish.
  • the coating can be selective or full-surface respectively.
  • the radiation-curable varnish picked up and via a transfer cylinder and applied to the carrier substrate via a gravure cylinder.
  • the viscosity of the paint system becomes precise via the temperature setting controlled.
  • the paint application temperature is about 20 - 80 ° C, preferably 30 - 60 ° C, particularly preferably 40 - 50 ° C, where Lackund Tool temperature should each be at the same level.
  • Essential for a uniform coating order is that the to be applied lacquer always at exactly controlled temperature and constant purity and in a steady flow is picked up and applied. In particular, it is also a so-called. Avoid foaming of the varnish before or during application.
  • a preheating step by a Radiation source for example, an IR emitter are connected upstream.
  • the lamps are selected so that a selective excitation of the photoinitiators takes place.
  • Hg lamps, Hg lamps doped in the long-wave range, especially Ga, Fe, Ga / Pb-doped Hg lamps, in the visible light range fluorescent tubes and the like are suitable for excitation in the short-wave range.
  • the main curing can also be done by electron beam curing.
  • the energy of the UV lamp which is used to cure to the gel point, can be controlled by the radiator parameters, but also by an upstream aperture. Since only small amounts of UV light are necessary for precuring to the gel point, the use of a cooled diaphragm for metering the radiation is recommended. Pre-curing is carried out in contact with a temperature-controlled roller for more precise control of the process speed.
  • the main hardening process is carried out to improve the uniformity and increase the production speed with 2 or more radiation sources (eg UV lamps) or, if curing in the visible light range, with 2 or more fluorescent tubes positioned so that the maximum light output through the film on the die falls.
  • radiation sources eg UV lamps
  • fluorescent tubes positioned so that the maximum light output through the film on the die falls.
  • unfocused lamps are used with parabolic or open space reflectors.
  • the power of the radiation source used for curing to the gel point is about 80 to 240 W / cm, preferably 100 to 180 W / cm, the Power of the radiation sources used for the main hardening, is about 160 to 400 W / cm, preferably 200 to 240 W / cm.
  • a subsequent hardening with corresponding radiation sources can then also be carried out, the power of which corresponds approximately to the power of the radiation sources used for hardening up to the gel point.
  • the post cure is again in contact with a temperature controlled roll.
  • the spectral composition of the lamps and the Intensity distribution with a corresponding inline spectrometer too monitor and thereby optionally the performance of the curing radiation to regulate.
  • the impression of the surface structure is made by a stamping die in the bis to the gel point precured lacquer layer.
  • This stamping mold can be transparent It can be a welded, glued or soldered or seamless Be metal sleeve or plastic sleeve. Preference is given to nickel sleeves used. To obtain a precise embossing of the surface structure is it is convenient the stamping tool on a pneumatic and Temperature-cooled clamping cylinder to assemble.
  • the paint properties in particular the photoinitiator mixture used and the one used Curing lights make it possible to release the system without a release layer adjust.
  • Another object of the invention is an apparatus for producing the sheet-like materials according to the invention according to the invention Process, characterized in that the paint applicator off a heated paint tray, a carry cylinder and a Gravure cylinder, the precure stage from a temperature controlled Chill roller with an associated radiation source for precuring, the embossing unit from a temperature-controlled embossing cylinder, the two or several radiation sources are assigned to the main hardening, and the Post-curing stage of a temperature-controlled cooling roller, at least a radiation source is assigned for postcuring, and consists of Tiefdruckwerk and a drying station consists.
  • Fig. 1 a variant of such a device is shown.
  • the paint pan 2 as shown in Fig. 2, consists of a Outer trough 21 and an inner tub 22 with a return plate 22a.
  • 23 means the inlet of the radiation-curable varnish from a reservoir 23 a via a pump 23 b and a filter 23 c
  • 24 means the outflow of radiation-curable varnish from the outer tub 22 in the reservoir.
  • 3 means the dip cylinder and 4 the transfer cylinder.
  • 25 means one Distribution tunnel for the radiation-curable lacquer
  • 26 the distributor plate of the Distributor tunnel.
  • a reservoir 23 a which is preferably designed double-walled and is heated to a corresponding temperature of the radiation-curable Adjusting paint is through a pump 23 b and a fine filter 23 c of the radiation-curable lacquer in the heated inner tub 22 of the paint pan. 2 promoted.
  • the radiation-curable lacquer is over a Distributor tunnel 25 and the distributor plate 26, which arranged with regularly Openings is evenly distributed.
  • the inner tub has at the inner surface of the shape of an approximately half-cylinder, this surface is dimensioned so that the dip cylinder 2 in a defined constant Distance to the inner surface of the paint pan can intervene.
  • the dip cylinder With about 1 / 3-1 / 2 of its circumference in the conveyed into the inner tub radiation-curable varnish.
  • the heated inner tub is doing so dimensioned that they are heated on the from the outflow 24 of the surrounding Outside trough facing away on the dimension of a half-cylinder, however, its shape is essentially continuing return plate up to a height of at least half the diameter up to about 2/3 of the Diameter of the immersion cylinder has.
  • the dip cylinder now takes the radiation curable paint from the Inner pan of the paint pan and transfers it to the transfer cylinder. It now runs the excess paint, not from the carry cylinder is taken over the outside of the inner tub in the outer tub 21 back. Likewise (not shown in FIG Doctor blade 6 (shown in Fig.1) not applied to the gravure cylinder paint back to the outer tub.
  • the temperature-controlled embossing cylinder are two or more Radiation sources assigned to the main hardening, wherein the embossing process in the pre-cured to the gel point lacquer simultaneously with the main hardening he follows.
  • the planned gravure printing unit and the subsequent drying station can according to the usual manner according to the prior art be executed.
  • the paint is brought to a temperature of 50 ° C and conveyed by a pump in the heated inner tub of the paint pan. About the dip cylinder, the transfer cylinder and the gravure cylinder and the doctor associated therewith, the paint is applied to the web. Subsequently, the pre-curing of the paint is carried out to the gel point at a temperature of 60 ° C by means of a Hg radiation source with upstream cooled (to 60 ° C) aperture. The embossing of the arbitrary surface structure is then carried out on an embossing cylinder with simultaneous hardening with 2 Hg / Ga radiation sources at a temperature of 70 ° C. For complete curing, the web is passed over a temperature-controlled cylinder using a Hg radiation source. Subsequently, the material web thus provided with a surface structure can be guided into a conventional gravure printing unit and a subsequent drying station.

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  • Application Of Or Painting With Fluid Materials (AREA)
  • Printing Methods (AREA)
  • Laminated Bodies (AREA)
  • Preliminary Treatment Of Fibers (AREA)
  • Chemical Vapour Deposition (AREA)
EP02024848A 2001-11-09 2002-11-08 Procédé de fabrication de matériaux en bande avec une surface structurée et appareil pour leur mise en oeuvre Expired - Lifetime EP1310381B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT02024848T ATE327905T1 (de) 2001-11-09 2002-11-08 Verfahren zur herstellung von bahnförmigen materialien mit oberflächenstruktur, und vorrichtung zur durchführung des verfahrens

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT0176801A AT502139A1 (de) 2001-11-09 2001-11-09 Bahnförmige materialien mit oberflächenstruktur, verfahren zu deren herstellung und deren verwendung
AT17682001 2001-11-09

Publications (3)

Publication Number Publication Date
EP1310381A2 true EP1310381A2 (fr) 2003-05-14
EP1310381A3 EP1310381A3 (fr) 2005-03-09
EP1310381B1 EP1310381B1 (fr) 2006-05-31

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EP02024848A Expired - Lifetime EP1310381B1 (fr) 2001-11-09 2002-11-08 Procédé de fabrication de matériaux en bande avec une surface structurée et appareil pour leur mise en oeuvre

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Country Link
EP (1) EP1310381B1 (fr)
AT (2) AT502139A1 (fr)
DE (1) DE50206980D1 (fr)
DK (1) DK1310381T3 (fr)

Cited By (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005017576A1 (fr) * 2003-08-07 2005-02-24 Heraeus Noblelight Gmbh Dispositif pour exposer au moins un objet a un rayonnement infrarouge et utilisation dudit dispositif
EP1527902A2 (fr) 2003-10-27 2005-05-04 Giesecke & Devrient GmbH Méthode pour la fabrication d'une bande de materiau
WO2005077668A1 (fr) 2004-02-16 2005-08-25 Hueck Folien Ges.M.B.H. Marque de securite infalsifiable a couleur variable selon l'orientation
EP2353883A1 (fr) 2010-02-08 2011-08-10 HUECK Folien Ges.m.b.H. Elément de sécurité doté d'un contrôle d'authenticité intégré
WO2011147520A1 (fr) 2010-05-26 2011-12-01 Hueck Folien Ges.M.B.H. Élément de sécurité à structures de guidage de lumière
WO2012019722A1 (fr) 2010-08-13 2012-02-16 Hueck Folien Ges.M.B.H. Étiquette ou bande adhésive de sécurité dotée d'un indicateur d'inviolabilité
WO2012019721A1 (fr) 2010-08-13 2012-02-16 Hueck Folien Ges.M.B.H. Étiquette ou bande adhésive de sécurité dotée d'un indicateur d'inviolabilité
EP2420391A2 (fr) 2010-07-19 2012-02-22 Hueck Folien Ges.m.b.H. Elément de sécurité doté d'une couche optiquement variable
WO2012025216A1 (fr) 2010-08-27 2012-03-01 Hueck Folien Ges.M.B.H. Document de valeur avec élément de sécurité au moins partiellement incorporé
EP2441593A1 (fr) 2010-10-13 2012-04-18 Hueck Folien Ges.m.b.H. Élément de sécurité disposant de caractéristiques achromatiques
EP2578414A1 (fr) 2011-10-04 2013-04-10 Hueck Folien Ges.m.b.H. Elément de sécurité ayant un effet de bascule colorée, son procédé de fabrication et son utilisation
US8968856B2 (en) 2006-03-31 2015-03-03 Giesecke & Devrient Gmbh Security element and method for its production
WO2015188908A1 (fr) 2014-06-10 2015-12-17 Hueck Folien Ges.M.B.H. Élément de sécurité et procédé de fabrication d'un élément de sécurité muni de structures dispersant la lumière
EP1744900B1 (fr) 2004-04-30 2016-07-20 Giesecke & Devrient GmbH Element de securite et son procede de production
EP2848425B1 (fr) 2013-09-16 2016-11-09 Giesecke & Devrient GmbH Feuille sans fin en forme de bande et son utilisation
WO2016192828A1 (fr) 2015-05-29 2016-12-08 Hueck Folien Ges.M.B.H. Élément de sécurité à effet de variation des couleurs
EP3319813B1 (fr) 2015-07-10 2019-08-28 De La Rue International Limited Documents de sécurité et dispositifs de sécurité et procédé pour leur production

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Cited By (23)

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WO2005017576A1 (fr) * 2003-08-07 2005-02-24 Heraeus Noblelight Gmbh Dispositif pour exposer au moins un objet a un rayonnement infrarouge et utilisation dudit dispositif
EP1527902A2 (fr) 2003-10-27 2005-05-04 Giesecke & Devrient GmbH Méthode pour la fabrication d'une bande de materiau
EP1527902A3 (fr) * 2003-10-27 2011-08-31 Giesecke & Devrient GmbH Méthode pour la fabrication d'une bande de materiau
EP1527902B1 (fr) 2003-10-27 2015-03-25 Giesecke & Devrient GmbH Méthode et dispositif pour la fabrication d'une bande de materiau
WO2005077668A1 (fr) 2004-02-16 2005-08-25 Hueck Folien Ges.M.B.H. Marque de securite infalsifiable a couleur variable selon l'orientation
EP1744900B1 (fr) 2004-04-30 2016-07-20 Giesecke & Devrient GmbH Element de securite et son procede de production
US8968856B2 (en) 2006-03-31 2015-03-03 Giesecke & Devrient Gmbh Security element and method for its production
EP2353883A1 (fr) 2010-02-08 2011-08-10 HUECK Folien Ges.m.b.H. Elément de sécurité doté d'un contrôle d'authenticité intégré
WO2011147520A1 (fr) 2010-05-26 2011-12-01 Hueck Folien Ges.M.B.H. Élément de sécurité à structures de guidage de lumière
EP2420391A2 (fr) 2010-07-19 2012-02-22 Hueck Folien Ges.m.b.H. Elément de sécurité doté d'une couche optiquement variable
WO2012019722A1 (fr) 2010-08-13 2012-02-16 Hueck Folien Ges.M.B.H. Étiquette ou bande adhésive de sécurité dotée d'un indicateur d'inviolabilité
WO2012019721A1 (fr) 2010-08-13 2012-02-16 Hueck Folien Ges.M.B.H. Étiquette ou bande adhésive de sécurité dotée d'un indicateur d'inviolabilité
WO2012025216A1 (fr) 2010-08-27 2012-03-01 Hueck Folien Ges.M.B.H. Document de valeur avec élément de sécurité au moins partiellement incorporé
WO2012048809A1 (fr) 2010-10-13 2012-04-19 Hueck Folien Ges.M.B.H Élément de sécurité comportant des caractéristiques achromatiques
EP2441593A1 (fr) 2010-10-13 2012-04-18 Hueck Folien Ges.m.b.H. Élément de sécurité disposant de caractéristiques achromatiques
EP2578414A1 (fr) 2011-10-04 2013-04-10 Hueck Folien Ges.m.b.H. Elément de sécurité ayant un effet de bascule colorée, son procédé de fabrication et son utilisation
WO2013050140A1 (fr) 2011-10-04 2013-04-11 Hueck Folien Ges.M.B.H. Élément de sécurité à effet interférentiel, procédé de production et utilisation
US9387718B2 (en) 2011-10-04 2016-07-12 Hueck Folien Ges.M.B.H. Security element with color-switching effect, use of same and method for producing same
EP2848425B1 (fr) 2013-09-16 2016-11-09 Giesecke & Devrient GmbH Feuille sans fin en forme de bande et son utilisation
EP2848425B2 (fr) † 2013-09-16 2020-03-18 Giesecke+Devrient Currency Technology GmbH Feuille sans fin en forme de bande et son utilisation
WO2015188908A1 (fr) 2014-06-10 2015-12-17 Hueck Folien Ges.M.B.H. Élément de sécurité et procédé de fabrication d'un élément de sécurité muni de structures dispersant la lumière
WO2016192828A1 (fr) 2015-05-29 2016-12-08 Hueck Folien Ges.M.B.H. Élément de sécurité à effet de variation des couleurs
EP3319813B1 (fr) 2015-07-10 2019-08-28 De La Rue International Limited Documents de sécurité et dispositifs de sécurité et procédé pour leur production

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EP1310381A3 (fr) 2005-03-09
DK1310381T3 (da) 2006-09-25
DE50206980D1 (de) 2006-07-06
EP1310381B1 (fr) 2006-05-31
ATE327905T1 (de) 2006-06-15

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