The invention relates to methods for producing a transfer film (1), in particular IMD transfer film (1), wherein the following steps are carried out, in particular in the specified order:a)preparing a carrier ply (3),b)preparing a transfer ply (2) comprising a decorative ply (21), wherein the transfer ply (2) has been or is arranged on the carrier ply (3),c)applying one or more forming elements (40) to the carrier ply (3), wherein the one or more forming elements (40) have a three-dimensional shape and are applied register-accurately with respect to the decorative ply (21).The invention further relates to a method for coating a plastic injection-molded article with the transfer film, as well as the transfer film and the plastic injection-molded article.
The invention relates to a decorative foil, to a method for producing a decorative foil and to a method for decorating a target substrate. The decorative foil, in particular the laminating foil, cold stamping foil or hot stamping foil, comprises a carrier film (42) and an overall lacquer layer (41), the carrier film (42) having a thickness in the range from 3.0 µm to 10.0 µm.
The invention relates to a method and to a security element (1) having a front side and a rear side opposite the front side, wherein the security element has two or more security features (2a, 2b), wherein a first security feature (2a) of the two or more security features comprises one or more first layers (21) and a second security feature (2b) of the two or more security features comprises one or more second layers (22), wherein the first security feature and the second security feature are arranged in particular in register with one another, wherein the first security feature generates at least one first optically variable effect and the second security feature generates at least one second optically variable effect, wherein the at least one first optically variable effect has a first color and the at least one second optically variable effect has a second color, wherein the first color and the second color differ from one another. The invention also relates to a method for producing a security element. A full-area metallization (227) or a partial-area metallization (217) is possible. It is possible that the first optically variable structure and/or the second optically variable structure comprise(s) a volume hologram and/or an optically effective relief structure, in particular selected from: mirror, diffraction grating, hologram, kinoform, asymmetric diffraction structure, dim structure, in particular anisotropic dim structure, blazed grating, zero-order diffraction structure, fresnel-like free-form surface, refractive structure, in particular micromirror arrangement, refractive or focusing structure, in particular microlens arrangement.
The invention relates to a method for producing a multilayer film (10), wherein in at least one step at least one ink is applied onto a layer by means of inkjet printing, whereby at least one region of at least a first print (100) is provided and wherein the first print (100) is covered by at least one further layer. The invention further relates to a multilayer film (10), in particular produced by a method according to the invention, comprising at least a first print (100), the print (100) being produced by means of inkjet printing, wherein the print (100) is arranged within the multilayer film (10) and is covered by further layers of the multilayer film (10).
B42D 25/425 - Marquage par déformation, p.ex. gaufrage
5.
TRANSFER FOIL, USE THEREOF, A METHOD FOR PRODUCING A TRANSFER FOIL, AND A METHOD FOR PRODUCING AN INJECTION-MOULDED ARTICLE DECORATED USING A TRANSFER LAYER OF A TRANSFER FOIL
The invention relates to a transfer foil (10), in particular a hot-stamping foil, which comprises a carrier foil (12) and, provided on the carrier foil (12) and removable from the carrier foil (12), a transfer layer (14) which has a topcoat (16), wherein a master structure is moulded on the carrier foil (12) on its side facing the transfer layer (14), and wherein the topcoat (16) comprises a patterning with a structure that complements the master structure.
B29C 37/00 - FAÇONNAGE OU ASSEMBLAGE DES MATIÈRES PLASTIQUES; FAÇONNAGE DES MATIÈRES À L'ÉTAT PLASTIQUE NON PRÉVU AILLEURS; POST-TRAITEMENT DES PRODUITS FAÇONNÉS, p.ex. RÉPARATION - Eléments constitutifs, détails, accessoires ou opérations auxiliaires non couverts par le groupe ou
B32B 3/00 - Produits stratifiés caractérisés essentiellement par le fait qu'une des couches comporte des discontinuités ou des rugosités externes ou internes, ou bien qu'une des couches est de forme générale non plane; Produits stratifiés caractérisés essentiellement par des particularismes de forme
6.
METHOD FOR PROCESSING FILMS, AND A FEED DEVICE, AN INJECTION MOLD AND A SYSTEM
The invention relates to a method for processing film webs (1, 1'), in particular IMD film webs, by means of a feed device (20) and to an injection mold (4) having at least two cavities (5), wherein the method comprises the following steps: providing at least two film webs (1, 1') that are arranged adjacent to one another in a direction substantially perpendicular to the feed direction and have motifs (6), delivering the at least two film webs (1, 1') that are arranged adjacent to one another into the injection mold (4), and orienting the at least two film webs (1, 1') that are arranged adjacent to one another in such a way that each motif (6) is precisely matched to a respective cavity (5).
B29C 45/14 - Moulage par injection, c. à d. en forçant un volume déterminé de matière à mouler par une buse d'injection dans un moule fermé; Appareils à cet effet en incorporant des parties ou des couches préformées, p.ex. moulage par injection autour d'inserts ou sur des objets à recouvrir
The invention relates to a film (1), a method for producing a film (1), the use of a film (1) that can be applied to a target substrate (10) and to a method for producing an electric functional element. The film (1) comprises a support substrate (2), an adhesion-promoting layer (4) for applying the film (1) to a target substrate (10) and at least one electrically conductive layer (3), the at least one electrically conductive layer (3) forming an electrical functional structure in a functional region (21). In at least one contacting region (20), the at least one electrically conductive layer (3) forms at least one contacting structure for contacting the electrical functional structure and the adhesion-promoting layer (4), when viewed perpendicularly to a plane spanned by the support substrate (2), leaves at least some portions of the at least one contacting region (20) exposed, or the adhesion-promoting layer (4), when viewed perpendicularly to a plane spanned by the support substrate (2), is applied over the entire area.
The invention relates to a method for transferring a decorative segment (3d) of an embossing film (3) onto a substrate (2) by means of an embossing stamp (6), wherein the embossing film (3) comprises a carrier film (31) and a transfer layer (33) arranged on the carrier film (31). The method comprises the following steps: a) providing the embossing film (3); b) embossing or pressing at least one compression segment (8v) spaced apart from the edge of the decorative segment (3d) into the transfer layer (33); c) embossing the decorative segment (3d) onto the substrate (2); d) removing the remaining embossing film (3r) from the substrate (2), which has been embossed with the decorative segment (3d). The invention further relates to a device for performing the method.
The invention relates to a method for producing a multilayer body, having the following steps: a) providing a substrate film with a replication layer; b) molding a surface relief into a surface of the replication layer, said surface relief having the appearance of a three-dimensional free-form surface to the observer and being made in particular of lens-shaped structures that produce a magnifying, minifying, or distorting effect; c) applying a first metal layer onto the replication layer surface which forms the surface relief; d) wet-chemically applying an at least partly transparent spacer layer onto the metal layer; and e) applying a second metal layer onto the spacer layer. The invention further relates to a multilayer body produced in such a manner.
B42D 25/425 - Marquage par déformation, p.ex. gaufrage
B32B 3/30 - Produits stratifiés caractérisés essentiellement par le fait qu'une des couches comporte des discontinuités ou des rugosités externes ou internes, ou bien qu'une des couches est de forme générale non plane; Produits stratifiés caractérisés essentiellement par des particularismes de forme caractérisés par une couche comportant des cavités ou des vides internes caractérisés par une couche comportant des retraits ou des saillies, p.ex. des gorges, des nervures
B32B 37/00 - Procédés ou dispositifs pour la stratification, p.ex. par polymérisation ou par liaison à l'aide d'ultrasons
The invention relates to an absorbent medium for improving the printability, especially by inkjet printing, of a security element, in particular an optically variable security element, said absorbent medium comprising a binder, at least one pigment, and an especially aqueous solvent. The invention further relates to a transfer film comprising an absorbent layer made of said type of absorbent medium as well as to a method for personalizing a security element using said type of transfer film.
B41M 5/00 - Procédés de reproduction ou méthodes de reproduction ou de marquage; Matériaux en feuilles utilisés à cet effet
B41M 5/025 - Procédés de reproduction ou méthodes de reproduction ou de marquage; Matériaux en feuilles utilisés à cet effet en transférant l'encre de la feuille mère
B41M 5/035 - Procédés de reproduction ou méthodes de reproduction ou de marquage; Matériaux en feuilles utilisés à cet effet en transférant l'encre de la feuille mère par sublimation ou volatilisation de l'image
The invention relates to a multilayer body with a volume hologram layer and a partial opaque layer, arranged on a surface of the volume hologram layer, which is present in a first area and is not present in a second area. The invention furthermore relates to a method for the production of such a multilayer body, as well as a security element and security document with such a multilayer body.
G03H 1/00 - Procédés ou appareils holographiques utilisant la lumière, les infrarouges ou les ultraviolets pour obtenir des hologrammes ou pour en obtenir une image; Leurs détails spécifiques
G03H 1/02 - Procédés ou appareils holographiques utilisant la lumière, les infrarouges ou les ultraviolets pour obtenir des hologrammes ou pour en obtenir une image; Leurs détails spécifiques - Détails
G03H 1/28 - Procédés ou appareils adaptés spécialement pour produire des hologrammes multiples ou pour en obtenir des images, p.ex. procédés pour l'holographie à plusieurs couleurs uniquement des hologrammes superposés
12.
MULTI-LAYER BODY AND METHOD FOR THE PRODUCTION THEREOF
The invention relates to a method for producing a multi-layer body, in particular a security element, wherein a partial first layer or a partial first layer system is created on a substrate, said partial first layer or partial first layer system being provided in a first portion and not in a second portion. Subsequently, a partial second layer or a partial second layer system is created, said partial second layer or partial second layer system being provided in a third portion and not in a fourth portion, which third portion overlaps with the first and second portions. The partial first layer or the partial first layer system is then formed as a mask structure using the partial second layer or the partial second layer system.
The invention relates to a method for producing a multilayer element (100, 200, 300, 400) and to a multilayer element (100, 200, 300, 400) produced using said method. A single-layer or multi-layer first décor layer (3) is applied to a carrier layer having a first side (11) and a second side (12). A metal layer (5) is applied to the side of the first décor layer (3) facing away from the carrier layer and is structured such that the metal layer (5) has a first thickness in one or more first zones (8) and a second thickness, different from the first thickness, in one or more second zones (9), wherein the second thickness is in particular equal to zero. A single-layer or multi-layer second décor layer (7) is applied to the side of the metal layer (5) facing away from the first décor layer (3), and using the metal layer (5) as a mask, is structured in such a manner that the first décor layer (3) and/or second décor layer (7) is at least partially removed in the first zones (8) or second zones (9).
B42D 25/00 - Cartes ou structures de type feuille portant des informations caractérisées par leurs éléments d’identification ou de sécurité; Leur fabrication
The invention relates to an optically variable element having first and second diffraction gratings, which are high-frequency diffraction gratings and thus are reflective into the zeroth order of diffraction. Either a first color is generated by the first diffraction grating and simultaneously a second color different from the first color is generated by the second diffraction grating at a certain angle of rotation and a certain illumination angle, or a visible color is generated substantially only by the first diffraction grating at a first angle of rotation and a visible color is generated substantially only by the second diffraction grating at a second angle of rotation.
B42D 15/00 - Cartes ou imprimés d'un format ou d'un type particulier non prévu ailleurs
B42D 25/00 - Cartes ou structures de type feuille portant des informations caractérisées par leurs éléments d’identification ou de sécurité; Leur fabrication
The invention relates to a multi-layered foil body (1) for marking a security document, in particular a banknote. The foil body (1) has at least one color filter layer (2) and at least one change layer (4) with an electrically controllable transmittance and/or an electrically controllable color.
G02F 1/1334 - Dispositions relatives à la structure basées sur des cristaux liquides dispersés dans un polymère, p.ex. cristaux liquides micro-encapsulés
B42D 25/351 - Pièces translucides ou en partie translucides, p.ex. fenêtres
G02F 1/1335 - Association structurelle de cellules avec des dispositifs optiques, p.ex. des polariseurs ou des réflecteurs
G02F 1/167 - Dispositifs ou dispositions pour la commande de l'intensité, de la couleur, de la phase, de la polarisation ou de la direction de la lumière arrivant d'une source lumineuse indépendante, p.ex. commutation, ouverture de porte ou modulation; Optique non linéaire pour la commande de l'intensité, de la phase, de la polarisation ou de la couleur basés sur le mouvement de translation des particules dans un fluide sous l’influence de l’application d’un champ caractérisés par l’effet électro-optique ou magnéto-optique par électrophorèse
The invention relates to a film (1) and a process for its production. The film (1) comprises a light-permeable replication lacquer layer (2) with a diffractive relief structure (3) formed in a first side (21) of the replication lacquer layer (2), a light-permeable colour lacquer layer (4), formed only in areas, arranged on the relief structure (3), and a reflective layer (5), formed at least in areas, arranged on the first side (21) of the replication lacquer layer (2). In areas (63) of the film (1) where the colour lacquer layer (4) and the reflective layer (5) overlap, the colour lacquer layer (4) is arranged between the replication lacquer layer (2) and the reflective layer (5).
The invention relates to a security element for the identification of a security document, in particular a banknote, a valuable paper or a paper document, comprising at least one electrically controllable display element and at least one piezoelectric energy source which controls the at least one display element. The security element is formed by a flexible multilayered film body comprising the at least one electrically controllable display element containing a display layer having liquid crystals that can be oriented in an electric field, and comprising the at least one piezoelectric energy source which controls the at least one display element and has at least one layer composed of piezoelectric material, wherein the security element has a thickness of at most 70 µm in a direction perpendicular to the plane of the film body.
The invention concerns a multi-layer flexible film body (6), in particular a label film or packaging film as well as a goods identification system and uses of such a film body. The film body (6) has a carrier layer and a decorative layer system (11) which provides optically recognisable information. A plurality of layers of the decorative layer system form an electronically controlled display element (65), by the activation of which the optically recognisable information becomes visible.
G09F 9/30 - Dispositifs d'affichage d'information variable, dans lesquels l'information est formée sur un support, par sélection ou combinaison d'éléments individuels dans lesquels le ou les caractères désirés sont formés par une combinaison d'éléments individuels
G09F 13/04 - Enseignes, tableaux ou panneaux éclairés de derrière l'illustration
19.
SECURITY ELEMENT FOR A SECURITY DOCUMENT AND PROCESS FOR THE PRODUCTION THEREOF
The invention concerns a security element for a security document comprising a structure layer and diffractive first and second relief structures, wherein the relief structures viewed parallel to the plane of the structure layer are arranged in different planes of the security element, wherein the first relief structure adjoins a partial first reflection layer and the second relief structure adjoins a partial second reflection layer, and wherein - if the first reflection layer is towards a viewer - a second item of information generated by the second relief structure is at least partially concealed and - if the second reflection layer is towards the viewer - a first item of information generated by the first relief structure is at least partially concealed, and processes for the production of such security elements and security documents formed therewith.
B32B 29/00 - Produits stratifiés composés essentiellement de papier ou de carton
D21H 21/44 - Eléments de sécurité latents, c. à d. pouvant être détectés ou devenant apparents uniquement par utilisation de méthodes ou de dispositifs particuliers de vérification ou d'altération
The invention concerns a security element (3) in the form of a multi-layer film body for viewing in the incident light mode and in the transillumination mode. The security element (3), in a first region (40) which is transparent or semi-transparent for the human viewer in the transillumination mode, has a carrier film (31) and a partial metallic reflection layer (34). In the first region (40) first zones (41) in which the metallic reflection layer is provided and second zones (42) in which the metallic reflection layer is not provided are arranged alternately with a spacing of the centroids of successive first zones (41) of less than 300 µm. The first region (40) has at least one pattern region with dimensions > 300 µm and at least one background region adjoining the pattern region and at least partially surrounding the pattern region, wherein the spacing of successive second zones (42) in the pattern region differs by 5 to 30% with respect to the spacing of successive second zones (42) in the background region, whereby an item of information determined by the shaping of the pattern region becomes visible to the human viewer in the transillumination mode.
B32B 29/00 - Produits stratifiés composés essentiellement de papier ou de carton
D21H 21/44 - Eléments de sécurité latents, c. à d. pouvant être détectés ou devenant apparents uniquement par utilisation de méthodes ou de dispositifs particuliers de vérification ou d'altération
There is described an apparatus for embossing a decorative layer of an embossing film (12) which is of a strip form, on to a small-radiused corner of a surface element, wherein a high cycle speed and high cycle rates are achieved in that the embossing apparatus (10) has a revolver head (16) which is rotatable stepwise about an axis (18) and which at its periphery (26) has a number of elastic pressing members (28) with which a heating device (30) is associated, wherein the revolver head (16) is reciprocatingly movable on a linear drive device (20) between an embossing position and an inactive position.
The invention relates to a method and an apparatus for producing at least one window opening (7) in an elongate paper substrate (1) which is divided virtually into paper sheet sections transversely with respect to its longitudinal axis. The method comprises the following steps: a) the paper substrate (1) is provided with at least one watermark (2) per paper sheet section; b) the position of at least one watermark (2) on the paper substrate (1) is detected by means of at least one sensor unit (3); c) the paper substrate (1) is then fed to a unit for producing openings in the paper substrate (1), which unit is actuated in such a way that at least one window opening (7) per paper sheet section is produced in the paper substrate (1) on the basis of the position of the at least one watermark (2), which position is detected by the at least one sensor unit (3).
B42D 25/351 - Pièces translucides ou en partie translucides, p.ex. fenêtres
B65H 35/00 - Délivrance d'articles à partir de machines à découper ou à perforer linéairement; Appareils délivrant des articles ou des bandes, comportant des dispositifs pour couper ou perforer linéairement, p.ex. distributeurs de bande adhésive
B65H 37/00 - Appareils délivrant des articles ou des bandes, comportant des dispositifs pour exécuter des opérations auxiliaires particulières
A multilayer body (1) having an optically active first layer system (10) is described, in which case the first layer system (10) is an optically variable device (OVD), and the optical effect of the first layer system (10) can be influenced by an electrically controllable second layer system (20).
G06K 19/06 - Supports d'enregistrement pour utilisation avec des machines et avec au moins une partie prévue pour supporter des marques numériques caractérisés par le genre de marque numérique, p.ex. forme, nature, code
The invention relates to a security element in the form of a flexible, multilayer film body and to an identification system comprising a security element of this type. The security element has a receiving unit (61) for receiving an electromagnetic verification signal (7) containing a specific coding from a verification device, an output unit (66) for outputting an enable signal, and an electronic release system (63, 64, 65) having active and/or passive organic components. The electronic release system (63, 64, 65) checks whether or not a signal received by the receiving unit contains the specific coding, and drives the output unit (66) for outputting the enable signal if the signal received by the receiving unit (61) contains the specific coding.
G06K 19/07 - Supports d'enregistrement avec des marques conductrices, des circuits imprimés ou des éléments de circuit à semi-conducteurs, p.ex. cartes d'identité ou cartes de crédit avec des puces à circuit intégré
brevets
