WO2010133418A1 - Étiquette, utilisation d'une encre d'impression pour une étiquette et procédé pour la fabrication d'une étiquette - Google Patents

Étiquette, utilisation d'une encre d'impression pour une étiquette et procédé pour la fabrication d'une étiquette Download PDF

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Publication number
WO2010133418A1
WO2010133418A1 PCT/EP2010/055365 EP2010055365W WO2010133418A1 WO 2010133418 A1 WO2010133418 A1 WO 2010133418A1 EP 2010055365 W EP2010055365 W EP 2010055365W WO 2010133418 A1 WO2010133418 A1 WO 2010133418A1
Authority
WO
WIPO (PCT)
Prior art keywords
layer
label
base body
label according
water
Prior art date
Application number
PCT/EP2010/055365
Other languages
German (de)
English (en)
Inventor
Stefan Stadler
Günther Galfe
Original Assignee
Schreiner Group Gmbh & Co. Kg
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 Schreiner Group Gmbh & Co. Kg filed Critical Schreiner Group Gmbh & Co. Kg
Publication of WO2010133418A1 publication Critical patent/WO2010133418A1/fr

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F3/00—Labels, tag tickets, or similar identification or indication means; Seals; Postage or like stamps
    • G09F3/02—Forms or constructions
    • G09F3/0291—Labels or tickets undergoing a change under particular conditions, e.g. heat, radiation, passage of time

Definitions

  • Label use of a printing ink for a label and method for producing a label
  • the invention relates to a label, in particular an electronic label, the use of a printing ink for a label and a method for producing a label.
  • Labels are often used to secure and / or automatically identify products.
  • An electronic label has a radio reception / transmission device, for example an RFID transponder, from which information stored by means of a reading device can be read out.
  • the transmission of the information takes place by means of radio waves, which can be selected depending on the range to be achieved in a different frequency range.
  • RFID systems are known which operate in the long wave range with frequencies of a few kHz. However, it is also possible to operate RFID systems in the microwave range up to a few GHz.
  • the label may additionally be provided with a printed surface which, for example, contains information about the product to be labeled in the form of a printed surface
  • Electronic labels of this type are also referred to as smart labels.
  • a label for detecting irradiation of the label with microwaves comprises a layer which is suitable for indicating electromagnetic radiation in the microwave region which strikes the layer by changing a color of the layer.
  • the label comprises:
  • transponder capable of receiving and / or transmitting a radio signal by means of an antenna and an integrated circuit
  • a label which allows improved manipulation detection by irradiation with microwaves by the layer indicating impinging electromagnetic waves in the microwave range by changing their color.
  • the layer can be designed, for example, such that a color change occurs when the layer is irradiated with microwaves in the range between 800 MHz and 1000 MHz. Consequently, a manipulation attempt can be easily recognized.
  • the destruction or attempted destruction of a transponder is directly recognizable without having to perform a readout of the transponder by means of a reader, so that the recognition of a manipulation attempt due to the change in color on the outside of the label according to the invention is given now.
  • to detect a manipulation or manipulation it does not require a reader to read the transponder. Since complex devices for evaluating a color change are not necessary and the color change can be detected on a label instead already with the naked eye, the irradiation of the electronic label with microwaves for the purpose of manipulation can already be determined by anyone in a simple way anywhere.
  • the layer is a component of a printing ink, which is applied to an outer side of the base body.
  • the layer may also be contained in a paint or adhesive.
  • the ink in addition to its use as a tamper-proof also for providing additional information, such as a bar code or a text box.
  • additional information such as a bar code or a text box.
  • manufacturing costs can be saved.
  • this also makes it possible, after changing the color, to reduce the contrast when viewing the bar code or the text field in such a way that their evaluation is made difficult or prevented. Consequently, even without a readout attempt of the transponder by means of a reading device, the recognizability of a manipulation attempt is given.
  • the layer comprises a component which is suitable for storing water.
  • Water and water-containing substances have a high absorption for electromagnetic radiation in the microwave range. Consequently, when using a component which is suitable to store water, even at low radiation doses heating is possible with high sensitivity for the detection of a manipulation attempt by means of microwave radiation can be used.
  • the water-storing component comprises a zeolite.
  • a zeolite a group of crystalline silicates, in particular of hydrous alkali metal or alkaline earth metal aluminosilicates is summarized. Characteristic of most zeolites is that they give off their water on heating steadily and without changing the crystal structure, take up other compounds instead of the removed water and can also act as ion exchangers and catalysts.
  • the crystal lattices of the zeolites are composed of SiO 4 and AlC 3 tetrahedra, which are linked by oxygen bridges. This results in a spatial arrangement of identical (adsorption) cavities, which are accessible via pore openings or channels.
  • Such a crystal lattice can act as a sieve, which receives molecules with a smaller cross-section than the pore openings in the cavities of the lattice.
  • nanoscale zeolites that is zeolites in the order of less than 1000 nm, preferably less than 400 nm, are able to absorb large amounts of water.
  • Zeolite as a water-storing component of a printing ink enables the provision of a printing ink that after
  • the water-storing component comprises an inorganic salt, in particular a water of crystallization containing inorganic salt.
  • An inorganic salt as a water-storing component allows the provision of a printing ink, which has a solid state of aggregation after drying but can still store water. Consequently, the properties of high sensitivity to microwave irradiation are combined with the drying of the ink necessary for printing.
  • the inorganic salt comprises a metal silicate, in particular a copper silicate such as CuSO 4 or a zinc silicate such as ZnSO 4 .
  • Metal silicates are widely used in the art and industrially easy to process, resulting in a low-cost production.
  • the layer comprises as a further constituent a thermochromic color.
  • thermochromic paint is suitable when heated
  • the desired change in the color of the layer upon impact of electromagnetic waves in the microwave range is made possible by heating.
  • heating takes place even at low radiation doses, so that the detection of a manipulation attempt by means of microwave radiation can be carried out with high sensitivity.
  • the change in the color of the layer is irreversible.
  • the color change of the layer remains already obtained in time after reaching a threshold value, which further increases the detection of a tampering attempt by means of micro wave radiation ⁇ .
  • a thermochromic ink in which the reversible color change proceeds so slowly that there is sufficient time for all practical applications to prove the existence of a manipulation attempt.
  • the label can be applied to a product by means of an adhesive layer applied to an underside of the base body.
  • This embodiment allows the labeling of different goods by sticking a corresponding label.
  • the layer is applied over the entire surface.
  • the layer as a primer on the outside is possible, so that the outside can also be provided with other inks printed over the color change-indicating layer.
  • the layer is applied partially. Accordingly, use of the layer is possible only in a partial area, so that the outside may be provided outside the realm Operabe ⁇ with other printing inks. This might be necessary, for example, if certain other color effects were to be achieved, using inks that are incompatible with the hydrous ink of the color change-indicating layer.
  • thermochromic ink for an electronic label, wherein the ink shows a color change in the case of irradiation of the electronic label with microwaves.
  • a printing ink capable of exhibiting a color change upon heating.
  • the desired change in the color of the layer upon exposure to electromagnetic waves in the microwave region is made possible by heating in combination with a component which is suitable for storing water.
  • the ink is already heated at low radiation doses so that the detection of a manipulation attempt by means of microwave radiation can take place with high sensitivity.
  • the following provides a method of making a label, the method comprising the steps of: providing a material composition capable of indicating electromagnetic radiation (52) impinging on the material composition in the microwave region by changing a color of the material composition (30); - Coating a base body (12) with a layer (30) containing the material composition.
  • the base body may be a carrier layer suitable for coating with the material composition.
  • the carrier layer may contain, for example, a material made of paper.
  • transponder which is suitable for receiving and / or transmitting a radio signal by means of an antenna
  • the material composition may be provided, for example, as an ink having at least a water-storing component and a thermochromic component.
  • the base body is coated with a layer of the printing ink, the layer being suitable for detecting electromagnetic radiation in the microwave range by changing its color.
  • an electronic tag is thereby produced that allows for improved tamper evidence by microwave irradiation by indicating that the layer encounters electromagnetic waves in the microwave region by changing their color due to a thermochromic property. Consequently, a manipulation attempt can be easily recognized.
  • the layer comprises a water-storing component.
  • Water and water-containing substances have a high absorption for electromagnetic radiation in the microwave range. Consequently, when using a component which is suitable for storing water, heating is possible even at low radiation doses. This results in a high sensitivity for the detection of a manipulation attempt by means of microwave radiation.
  • the water-storing component comprises zeolites.
  • Zeolite as a water-storing component allows the provision of a printing ink, which has a solid state of aggregation after drying but can still store water. Consequently, the properties of high sensitivity to microwave irradiation are combined with the drying of the ink necessary for printing. As a result, a simple production of the label with simultaneously high sensitivity for the detection of a manipulation attempt by means of microwave radiation is possible.
  • the water-storing component comprises an inorganic salt.
  • An inorganic salt as a water-storing component makes it possible to provide a printing ink which, after drying, has a solid state of aggregation but nevertheless contains water. can save this. Consequently, the properties of high sensitivity to microwave irradiation are combined with the drying of the ink necessary for printing.
  • FIG. 1 shows a schematic representation of a label according to an embodiment of the invention in a plan view
  • Figure 2 is a further schematic representation of a label according to an embodiment of the invention in a plan view
  • Figure 3 is a further schematic representation of a label according to an embodiment of the invention in a plan view.
  • the invention is not limited by the description with reference to the embodiments. Rather, the invention encompasses every new feature as well as every combination of features, which in particular includes any combination of features in the patent claims, even if this feature or this combination itself is not explicitly stated in the patent claims or exemplary embodiments.
  • a label 10 will be described below.
  • the embodiment of a label shown in FIG. 1 is an electronic label, for example a so-called smart label.
  • a base body 12 which may for example be designed as a film, a transponder 14 is applied together with an antenna 16.
  • a transponder 14 is applied together with an antenna 16.
  • antenna 16 For the base body and other support materials, such as paper or similar material can be used.
  • the antenna 16 includes a plurality of coil turns, wherein the outermost winding is passed over a bridge 18 to the pads of the transponder 14.
  • an adhesive layer 24 may be applied on the underside 22 of the base body 12.
  • a paper layer is laminated in order to cover the antenna 16 and the transponder 14 at the top. This paper layer, which acts as the outside 22 of the base body 12, can be printed, for example, with a bar code or with other characters. Other materials, such as a film, are possible for the Auflamminieren described.
  • the outer side 20 of the base body 12 is at least partially provided with a layer 30 which is capable of detecting electromagnetic waves in the microwave range by changing their color.
  • This layer which is indicated in FIG. 1 by the hatched area with the reference numeral 30, can for example be printed on the outside 20 of the base body 12.
  • the layer 30 is provided as part of a water-containing printing ink.
  • the color change of the layer 30 can be caused for example by a thermochromic component of the color.
  • This thermochromic ink is added to the water-soluble ink.
  • the layer 30 can be applied both over the entire surface as well as partially.
  • Thermochromic inks are well known in the art and show a color change upon heating.
  • the color change can be either irreversible or reversible.
  • the color change-over layer 30 comprises a water-storing component.
  • Component absorbs water during printing. This can in particular be achieved in a simple manner by the water-soluble printing ink itself at least partially forming a constituent part of the layer.
  • thermochromic color In combination with the thermochromic color, it is thus possible to create an echo label that exhibits a color change under the influence of microwaves, whereby due to the storage of the solvent, a high sensitivity to the influence of microwaves is achieved.
  • the water-storing component comprises a zeolite.
  • Zeolites have a crystal lattice that provides a variety of cavities for absorbing water.
  • the cavities are accessible via channels, so that a large amount of water can be stored. Nevertheless, a solid state of aggregation is obtained, so that after drying of the printing ink, a non-blurring printed image is formed.
  • the water-storing component could be, for example, the use of an inorganic salt.
  • the inorganic salt there is preferably provided a metal silicate based on copper or zinc. These inorganic salts are also suitable for absorbing water.
  • the result is a printing ink, which is reliably switched to another color state with microwaves, with a high sensitivity due to the stored water is achieved and yet a solid state of aggregation of the ink is possible.
  • FIG. 2 another embodiment of a label is shown. This is printed together with a Be ⁇ inscription 40 and a bar code 42 with the layer 30 on the outside.
  • the embodiment shown in Figure 2 shows the outside of the label 10 before irradiation with electromagnetic radiation in the microwave range. In this case, the color of the layer 30 may be selected so that the printed information is clearly legible.
  • the label 10 according to FIG. 2 is described in FIG. 3, after an irradiation with microwaves has been carried out.
  • the layer 30 now shows a color change, so that it is immediately apparent that a manipulation attempt on the label 10 should be made.
  • a manipulation attempt can be made, for example, by means of the microwave transmitter 50, which emits electromagnetic radiation 52 in the microwave range.
  • the layer 30 after its color change due to the irradiation with microwave radiation has a color which makes the readability of the information of the inscription 40 and of the bar code 42 more difficult or impossible. Consequently, even a user who does not have a reader for reading the transponder 14, an indication that a tampering attempt was made on the label 10.
  • a simple indicator label for detecting microwave irradiation of the label includes a layer 30 capable of displaying electromagnetic radiation 52 incident on the layer 30 in the microwave region by changing a color of the layer 30.
  • the layer 30 can be arranged on a base body.
  • the base body can be, for example, a carrier layer which is suitable for applying the layer 30.
  • the carrier layer may contain, for example, a material made of paper.
  • the indicator label may include the adhesive layer 24 by means of which the label may be applied to an article to be marked.
  • composition of matter capable of indicating electromagnetic radiation impinging on the material composition in the microwave region by changing a color of the material composition
  • a transponder 14 is provided, which is suitable for receiving or transmitting a radio signal by means of the antenna 16. Furthermore, a base body 12 is provided, on which the transponder 14 and the antenna 16 are applied. In addition, a printing ink is provided which has at least one water-storing component and a thermochromic component. Subsequently, the base body is at least partially coated on an outside with a layer of the printing ink, wherein the layer is adapted to detect electromagnetic waves in the microwave range by changing their color.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Inks, Pencil-Leads, Or Crayons (AREA)
  • Details Of Rigid Or Semi-Rigid Containers (AREA)

Abstract

La présente invention concerne une étiquette, en particulier une étiquette électronique, l'utilisation d'une encre d'impression pour une telle étiquette et un procédé pour la fabrication d'une étiquette, en particulier d'une étiquette électronique. L'étiquette comprend une couche (30), qui est appropriée pour indiquer la présence d'un rayonnement électromagnétique (52) arrivant sur la couche (30) dans la gamme des microondes par modification d'une couleur de la couche (30). Dans le mode de réalisation sous forme d'étiquette électronique, l'étiquette (10) comprend un transpondeur (14) qui est approprié pour recevoir et/ou envoyer un signal radio au moyen d'une antenne (16), et un corps de base (12), dans lequel le transpondeur (14) est au moins partiellement incorporé, le corps de base (12) étant doté au moins en partie de la couche (30).
PCT/EP2010/055365 2009-05-18 2010-04-22 Étiquette, utilisation d'une encre d'impression pour une étiquette et procédé pour la fabrication d'une étiquette WO2010133418A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102009021722.3 2009-05-18
DE200910021722 DE102009021722B4 (de) 2009-05-18 2009-05-18 Etikett, Verwendung einer Druckfarbe für ein Etikett und Verfahren zur Herstellung eines Etiketts

Publications (1)

Publication Number Publication Date
WO2010133418A1 true WO2010133418A1 (fr) 2010-11-25

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2010/055365 WO2010133418A1 (fr) 2009-05-18 2010-04-22 Étiquette, utilisation d'une encre d'impression pour une étiquette et procédé pour la fabrication d'une étiquette

Country Status (2)

Country Link
DE (1) DE102009021722B4 (fr)
WO (1) WO2010133418A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10114992B2 (en) 2016-07-25 2018-10-30 Infineon Technologies Ag Electronic identification document

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020036237A1 (en) * 2000-07-28 2002-03-28 Mikoh Corporation Materials and construction for a tamper indicating radio frequency identification label
WO2005004543A1 (fr) * 2003-07-07 2005-01-13 Real Food Sweden Ab Dispositif permettant de chauffer des aliments essentiellement solides a une temperature controlee dans un four a micro-ondes
US20060062948A1 (en) * 2004-09-17 2006-03-23 Appleton Papers Inc. Heating container sleeve or tape
WO2007113382A1 (fr) * 2006-03-31 2007-10-11 Upm Raflatac Oy indicateur, procédé de fabrication de celui-ci et procédé d'indication d'une température prédéterminée pour une substance thermoactive

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10053429A1 (de) * 2000-10-27 2002-05-08 Stempel Herbst Gmbh Kennzeichnungsträger
US7102522B2 (en) * 2002-12-24 2006-09-05 3M Innovative Properties Company Tamper-indicating radio frequency identification antenna and sticker, a radio frequency identification antenna, and methods of using the same
DE102006010382B3 (de) * 2006-03-03 2007-05-16 Hagmaier Etiketten & Druck Gmb Sicherheitsetikett zur Visualisierung von darauf einwirkenden magnetischen Einflüssen
DE102007032620A1 (de) * 2007-07-11 2009-01-15 Werner Hagmaier Sicherheitsetikett

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020036237A1 (en) * 2000-07-28 2002-03-28 Mikoh Corporation Materials and construction for a tamper indicating radio frequency identification label
WO2005004543A1 (fr) * 2003-07-07 2005-01-13 Real Food Sweden Ab Dispositif permettant de chauffer des aliments essentiellement solides a une temperature controlee dans un four a micro-ondes
US20060062948A1 (en) * 2004-09-17 2006-03-23 Appleton Papers Inc. Heating container sleeve or tape
WO2007113382A1 (fr) * 2006-03-31 2007-10-11 Upm Raflatac Oy indicateur, procédé de fabrication de celui-ci et procédé d'indication d'une température prédéterminée pour une substance thermoactive

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10114992B2 (en) 2016-07-25 2018-10-30 Infineon Technologies Ag Electronic identification document

Also Published As

Publication number Publication date
DE102009021722A1 (de) 2010-11-25
DE102009021722B4 (de) 2011-05-19

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