ES3059949T3 - Overt security features - Google Patents

Overt security features

Info

Publication number
ES3059949T3
ES3059949T3 ES23706026T ES23706026T ES3059949T3 ES 3059949 T3 ES3059949 T3 ES 3059949T3 ES 23706026 T ES23706026 T ES 23706026T ES 23706026 T ES23706026 T ES 23706026T ES 3059949 T3 ES3059949 T3 ES 3059949T3
Authority
ES
Spain
Prior art keywords
approximately
layer
platelet
pigment particles
magnetic
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.)
Active
Application number
ES23706026T
Other languages
English (en)
Spanish (es)
Inventor
Christophe Garnier
Jaegere Frederika Kristina De
Cindy Mani
Andrea Callegari
Lucien Vuilleumier
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.)
SICPA Holding SA
Original Assignee
SICPA Holding SA
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 SICPA Holding SA filed Critical SICPA Holding SA
Application granted granted Critical
Publication of ES3059949T3 publication Critical patent/ES3059949T3/es
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/30—Identification or security features, e.g. for preventing forgery
    • B42D25/36—Identification or security features, e.g. for preventing forgery comprising special materials
    • B42D25/369—Magnetised or magnetisable materials
    • 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
    • B05D3/20—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 magnetic fields
    • B05D3/207—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 magnetic fields post-treatment by magnetic fields
    • 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
    • B05D5/00—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures
    • B05D5/06—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures to obtain multicolour or other optical effects
    • B05D5/065—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures to obtain multicolour or other optical effects having colour interferences or colour shifts or opalescent looking, flip-flop, two tones
    • 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
    • B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
    • B05D7/50—Multilayers
    • B05D7/52—Two layers
    • 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
    • B42D25/30—Identification or security features, e.g. for preventing forgery
    • B42D25/351—Translucent or partly translucent parts, e.g. windows
    • 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
    • B42D25/30—Identification or security features, e.g. for preventing forgery
    • B42D25/36—Identification or security features, e.g. for preventing forgery comprising special materials
    • B42D25/364—Liquid crystals
    • 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
    • B42D25/30—Identification or security features, e.g. for preventing forgery
    • B42D25/36—Identification or security features, e.g. for preventing forgery comprising special materials
    • B42D25/373—Metallic materials
    • 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
    • B42D25/30—Identification or security features, e.g. for preventing forgery
    • B42D25/36—Identification or security features, e.g. for preventing forgery comprising special materials
    • B42D25/378—Special inks
    • 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
    • B42D25/405—Marking
    • B42D25/41—Marking using electromagnetic radiation

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Electromagnetism (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Printing Methods (AREA)
  • Credit Cards Or The Like (AREA)
ES23706026T 2022-03-01 2023-02-22 Overt security features Active ES3059949T3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP22305229 2022-03-01
PCT/EP2023/054389 WO2023165863A1 (en) 2022-03-01 2023-02-22 Overt security features

Publications (1)

Publication Number Publication Date
ES3059949T3 true ES3059949T3 (en) 2026-03-24

Family

ID=80930142

Family Applications (1)

Application Number Title Priority Date Filing Date
ES23706026T Active ES3059949T3 (en) 2022-03-01 2023-02-22 Overt security features

Country Status (9)

Country Link
US (1) US20250303775A1 (https=)
EP (1) EP4486575B1 (https=)
JP (1) JP2025508891A (https=)
KR (1) KR20240155328A (https=)
CN (1) CN118765236A (https=)
AU (1) AU2023227331A1 (https=)
ES (1) ES3059949T3 (https=)
MA (1) MA69320B1 (https=)
WO (1) WO2023165863A1 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025168507A1 (en) * 2024-02-06 2025-08-14 Sicpa Holding Sa Printing process
WO2025168440A1 (en) * 2024-02-06 2025-08-14 Sicpa Holding Sa Printing process
TW202545734A (zh) * 2024-02-06 2025-12-01 瑞士商西克帕控股有限公司 印刷製程
WO2025261967A1 (en) * 2024-06-20 2025-12-26 Sicpa Holding Sa Processes for producing optical effect layers

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1993022397A1 (en) 1992-04-27 1993-11-11 Merck Patent Gmbh Electrooptical liquid crystal system
DE4405316A1 (de) 1994-02-19 1995-08-24 Basf Ag Neue polymerisierbare flüssigkristalline Verbindungen
DE19532408A1 (de) 1995-09-01 1997-03-06 Basf Ag Polymerisierbare flüssigkristalline Verbindungen
EP1046692B1 (de) 1999-04-15 2002-08-07 Consortium für elektrochemische Industrie GmbH Thermostabile Pigmente, Filme und Effektbeschichtungen sowie Mischungen zu deren Herstellung
US7047883B2 (en) 2002-07-15 2006-05-23 Jds Uniphase Corporation Method and apparatus for orienting magnetic flakes
US6589445B2 (en) 2000-06-27 2003-07-08 Fuji Photo Film Co., Ltd. Light-reaction type optically active compound, light-reaction type chiral agent, liquid crystal composition, liquid crystal color filter, optical film, recording medium, and method of changing twist structure of liquid crystal
ATE438681T1 (de) 2003-11-21 2009-08-15 Merck Patent Gmbh Verfahren zur modifikation von chiralen flüssigkristallfilmen mit hilfe von extraktionsmitteln
EP1854852A1 (en) * 2006-05-12 2007-11-14 Sicpa Holding S.A. Coating composition for producing magnetically induced images
DE102007043052A1 (de) * 2007-09-11 2009-03-12 Giesecke & Devrient Gmbh Optisch variables Sicherheitselement
RU2499635C2 (ru) 2008-08-18 2013-11-27 Джей Ди Эс ЮНИФЕЙЗ КОРПОРЕЙШН Двухосевое выравнивание магнитных пластинок
US10654307B2 (en) 2013-10-17 2020-05-19 Sicpa Holding Sa Rotogravure printing processes for producing optically variable security features
ES2726851T3 (es) 2013-11-08 2019-10-09 Sicpa Holding Sa Marca compuesta sin sal basada en precursores de cristales líquidos quirales que comprenden dopantes de acrilato quirales
PT2965920T (pt) * 2014-07-09 2018-01-16 Sicpa Holding Sa Listras e filetes de segurança magnéticos oticamente variáveis
RU2017113570A (ru) 2014-11-27 2018-10-23 Сикпа Холдинг Са Устройства и способы ориентирования пластинчатых магнитных или намагничиваемых частиц пигмента
KR20160083578A (ko) * 2014-12-31 2016-07-12 한국조폐공사 자성패턴 보안요소를 포함하는 사출물 및 이의 제조방법
CN109414722B (zh) 2016-07-29 2021-08-17 锡克拜控股有限公司 用于生产效应层的方法
TWI773805B (zh) 2017-08-25 2022-08-11 瑞士商西克帕控股有限公司 用於產生包括經定向非球面扁球狀的磁性或可磁化顏料粒子的光學效果層的組件及進程
JP7713474B2 (ja) 2020-05-26 2025-07-25 シクパ ホルディング ソシエテ アノニム 配向された小板状の磁性又は磁化可能顔料粒子を含む光学効果層を作製するための磁気アセンブリ及び方法

Also Published As

Publication number Publication date
AU2023227331A1 (en) 2024-10-10
US20250303775A1 (en) 2025-10-02
KR20240155328A (ko) 2024-10-28
CN118765236A (zh) 2024-10-11
EP4486575A1 (en) 2025-01-08
EP4486575B1 (en) 2025-10-29
WO2023165863A1 (en) 2023-09-07
MA69320B1 (fr) 2025-12-31
JP2025508891A (ja) 2025-04-10

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