CA2834719A1 - Substrate with a modified liquid crystal polymer marking - Google Patents

Substrate with a modified liquid crystal polymer marking Download PDF

Info

Publication number
CA2834719A1
CA2834719A1 CA2834719A CA2834719A CA2834719A1 CA 2834719 A1 CA2834719 A1 CA 2834719A1 CA 2834719 A CA2834719 A CA 2834719A CA 2834719 A CA2834719 A CA 2834719A CA 2834719 A1 CA2834719 A1 CA 2834719A1
Authority
CA
Canada
Prior art keywords
liquid crystal
composition
chiral liquid
modifying agent
marking
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.)
Abandoned
Application number
CA2834719A
Other languages
English (en)
French (fr)
Inventor
Thomas Tiller
Olivier Rozumek
Tristan Jauzein
Andrea Callegari
Frederic Gremaud
Brahim Kerkar
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
Publication of CA2834719A1 publication Critical patent/CA2834719A1/en
Abandoned legal-status Critical Current

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
    • B42D25/364—Liquid crystals
    • 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
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/26—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
    • B41M5/28—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used using thermochromic compounds or layers containing liquid crystals, microcapsules, bleachable dyes or heat- decomposable compounds, e.g. gas- liberating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/26—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
    • B41M5/28—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used using thermochromic compounds or layers containing liquid crystals, microcapsules, bleachable dyes or heat- decomposable compounds, e.g. gas- liberating
    • B41M5/281—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used using thermochromic compounds or layers containing liquid crystals, microcapsules, bleachable dyes or heat- decomposable compounds, e.g. gas- liberating using liquid crystals only
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D15/00—Printed matter of special format or style not otherwise provided for
    • 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
    • B42D25/20—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof characterised by a particular use or purpose
    • B42D25/23—Identity cards
    • 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
    • B42D25/20—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof characterised by a particular use or purpose
    • B42D25/24—Passports
    • 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
    • B42D25/20—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof characterised by a particular use or purpose
    • B42D25/25—Public transport tickets
    • 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
    • B42D25/20—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof characterised by a particular use or purpose
    • B42D25/29—Securities; Bank notes
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00—Liquid crystal materials
    • C09K19/52—Liquid crystal materials characterised by components which are not liquid crystals, e.g. additives with special physical aspect: solvents, solid particles
    • C09K19/58—Dopants or charge transfer agents
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00—Liquid crystal materials
    • C09K19/52—Liquid crystal materials characterised by components which are not liquid crystals, e.g. additives with special physical aspect: solvents, solid particles
    • C09K19/58—Dopants or charge transfer agents
    • C09K19/586—Optically active dopants; chiral dopants
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00—Liquid crystal materials
    • C09K19/52—Liquid crystal materials characterised by components which are not liquid crystals, e.g. additives with special physical aspect: solvents, solid particles
    • C09K19/58—Dopants or charge transfer agents
    • C09K19/586—Optically active dopants; chiral dopants
    • C09K19/588—Heterocyclic compounds
    • B42D2035/20—
    • 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
    • B42D25/387—Special inks absorbing or reflecting ultraviolet light
    • 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
    • B42D25/391—Special inks absorbing or reflecting polarised light
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00—Liquid crystal materials
    • C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
    • C09K2019/0444—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit characterized by a linking chain between rings or ring systems, a bridging chain between extensive mesogenic moieties or an end chain group
    • C09K2019/0448—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit characterized by a linking chain between rings or ring systems, a bridging chain between extensive mesogenic moieties or an end chain group the end chain group being a polymerizable end group, e.g. -Sp-P or acrylate
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00—Liquid crystal materials
    • C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
    • C09K19/06—Non-steroidal liquid crystal compounds
    • C09K19/34—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring
    • C09K19/3402—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring having oxygen as hetero atom
    • C09K19/3405—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring having oxygen as hetero atom the heterocyclic ring being a five-membered ring
    • C09K2019/3408—Five-membered ring with oxygen(s) in fused, bridged or spiro ring systems
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2219/00—Aspects relating to the form of the liquid crystal [LC] material, or by the technical area in which LC material are used
    • C09K2219/03—Aspects relating to the form of the liquid crystal [LC] material, or by the technical area in which LC material are used in the form of films, e.g. films after polymerisation of LC precursor
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24802—Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24802—Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.]
    • Y10T428/24835—Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.] including developable image or soluble portion in coating or impregnation [e.g., safety paper, etc.]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Accounting & Taxation (AREA)
  • Business, Economics & Management (AREA)
  • Finance (AREA)
  • Credit Cards Or The Like (AREA)
  • Liquid Crystal Substances (AREA)
  • Inks, Pencil-Leads, Or Crayons (AREA)
  • Liquid Crystal (AREA)
  • Printing Methods (AREA)
  • Polarising Elements (AREA)
  • Inspection Of Paper Currency And Valuable Securities (AREA)
CA2834719A 2011-05-27 2012-05-24 Substrate with a modified liquid crystal polymer marking Abandoned CA2834719A1 (en)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US201161490949P 2011-05-27 2011-05-27
US61/490,949 2011-05-27
US201161492171P 2011-06-01 2011-06-01
EP11168536 2011-06-01
US61/492,171 2011-06-01
EP11168536.8 2011-06-01
PCT/EP2012/059663 WO2012163778A1 (en) 2011-05-27 2012-05-24 Substrate with a modified liquid crystal polymer marking

Publications (1)

Publication Number Publication Date
CA2834719A1 true CA2834719A1 (en) 2012-12-06

Family

ID=47258391

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2834719A Abandoned CA2834719A1 (en) 2011-05-27 2012-05-24 Substrate with a modified liquid crystal polymer marking

Country Status (17)

Country Link
US (1) US8821756B2 (enExample)
EP (1) EP2714412B1 (enExample)
JP (1) JP5764812B2 (enExample)
KR (1) KR20140033385A (enExample)
CN (1) CN103582569B (enExample)
AR (1) AR086508A1 (enExample)
BR (1) BR112013029939B1 (enExample)
CA (1) CA2834719A1 (enExample)
CO (1) CO6811874A2 (enExample)
IL (1) IL229224A0 (enExample)
MA (1) MA35127B1 (enExample)
MX (1) MX2013013894A (enExample)
PH (1) PH12013502332A1 (enExample)
RU (1) RU2013158145A (enExample)
SG (1) SG194961A1 (enExample)
UY (1) UY34087A (enExample)
WO (1) WO2012163778A1 (enExample)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140231449A1 (en) * 2013-02-19 2014-08-21 Gojo Industries, Inc. Refill container labeling
NL1040357C2 (en) * 2013-08-28 2015-03-03 Stichting Dutch Polymer Inst Liquid crystal network.
TW201520216A (zh) 2013-10-21 2015-06-01 Sicpa Holding Sa 對掌性摻雜物與使用聚合性液晶材料標記之識別法及鑑別法
EP3124282B1 (en) * 2014-03-26 2019-12-18 Toppan Printing Co., Ltd. Counterfeit prevention medium, and method for manufacturing same
JP6363012B2 (ja) * 2014-12-11 2018-07-25 富士フイルム株式会社 光学部材および光学部材を有する画像表示装置
JP6433776B2 (ja) * 2014-12-11 2018-12-05 富士フイルム株式会社 光学部材の製造方法
CN104851361A (zh) * 2015-02-13 2015-08-19 厦门天马微电子有限公司 一种防伪标签及其制造方法
EP3067214B1 (en) * 2015-03-13 2017-12-20 Omya International AG Method for creating a hidden pattern
CN105398252B (zh) * 2015-07-28 2017-05-10 中国人民银行印制科学技术研究所 一种含有智能荧光材料的防伪元件
KR102365647B1 (ko) * 2016-07-25 2022-02-21 시크파 홀딩 에스에이 다성분 반응성 잉크 및 프린팅 방법
GB201803979D0 (en) * 2018-03-13 2018-04-25 Johnson Matthey Plc Security device, method of making a security device and method of authenticating a product
EP3778248A4 (en) 2018-03-29 2021-06-02 FUJIFILM Corporation IMAGE GENERATION PROCESS
RU2694028C1 (ru) * 2018-09-17 2019-07-08 Михаил Николаевич Бурдаев Способ расширения функциональности конструктивных элементов, используемых при пилотируемых космических полетах
GB2578117B (en) * 2018-10-16 2021-06-09 De La Rue Int Ltd Security devices and methods for their manufacture
US11351811B2 (en) * 2020-05-29 2022-06-07 International Business Machines Corporation Optically-passive magnetic signature and identification feature with electromagnetic tamper detection
WO2022138142A1 (ja) * 2020-12-25 2022-06-30 富士フイルム株式会社 画像記録方法及びインクジェット記録物

Family Cites Families (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2586724B1 (fr) 1985-08-27 1988-03-11 Routier Equip Sa Barriere metallique, notamment pour l'equipement de voies de circulation routiere
US5871665A (en) 1992-04-27 1999-02-16 Merck Patent Gesellschaft Mit Beschrankter Haftung Electrooptical liquid crystal system
GB2268906A (en) 1992-07-24 1994-01-26 Portals Ltd Counterfeit protection for documents using optical effects of liquid crystal
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
DE19843724A1 (de) 1997-10-08 1999-04-15 Basf Ag Polymerisierbare chirale Verbindungen und deren Verwendung
DE19836885A1 (de) 1998-08-14 2000-02-17 Clariant Gmbh Lasermarkierung von Effektbeschichtungen
AU6680200A (en) 1999-09-27 2001-04-30 Sicpa Holding S.A. Multi-dimensional barcode and apparatus for reading a multi-dimensional barcode
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
US6917399B2 (en) * 2001-02-22 2005-07-12 3M Innovative Properties Company Optical bodies containing cholesteric liquid crystal material and methods of manufacture
EP1681586A1 (en) 2001-04-24 2006-07-19 Merck Patent GmbH Birefringent marking
GB0319908D0 (en) * 2003-08-23 2003-09-24 Koninkl Philips Electronics Nv Method of producing an electronic device, electronic device and apparatus for implementing the method
EP1660934A1 (en) * 2003-08-23 2006-05-31 Koninklijke Philips Electronics N.V. Method of producing a colour display device and colour display device
DE10342674B4 (de) * 2003-09-16 2007-07-19 Leonhard Kurz Gmbh & Co. Kg Verfahren und Foliensystem zur Herstellung eines individualisierten optisch variablen Elements
JP2007519941A (ja) 2003-11-21 2007-07-19 メルク　パテント　ゲゼルシャフト　ミット　ベシュレンクテル　ハフトング 抽出剤を用いたキラル液晶膜の改変方法
JP4446444B2 (ja) 2004-11-22 2010-04-07 日東電工株式会社 偽造防止機能付シートの製造方法、物品、認証カード、バーコードラベル、及び認証システム
CN1881077A (zh) * 2005-04-27 2006-12-20 日立麦克赛尔株式会社 聚合物的表面改性方法
US20060257633A1 (en) 2005-04-27 2006-11-16 Hitachi Maxell, Ltd. Method for modifying surface of polymer substrate, method for forming plated film on polymer substrate, method for producing polymer member, and coating member
WO2007105721A1 (ja) * 2006-03-13 2007-09-20 Dai Nippon Printing Co., Ltd. 光学拡散素子、投影スクリーン、意匠性部材及びセキュリティ媒体
EP1876216A1 (en) * 2006-06-27 2008-01-09 Sicpa Holding S.A. Cholesteric multi-layers
US8905313B2 (en) 2007-04-12 2014-12-09 Honeywell International Inc. Method and system for creating and reading multi-color co-planar emissive indicia using printable dyes and pigments
ES2397568T3 (es) * 2008-03-11 2013-03-07 Rolic Ltd. Elemento de seguridad biométrica óptico
UA100152C2 (uk) * 2008-04-02 2012-11-26 Сікпа Холдінг Са Мітка для об'єкта чи виробу та її застосування, об'єкт чи виріб, що має мітку, спосіб його ідентифікації та спосіб його захисту і відстеження за допомогою мітки
JP5540473B2 (ja) 2008-06-12 2014-07-02 凸版印刷株式会社 コレステリック液晶ディスプレイ用品
US20100025641A1 (en) 2008-08-04 2010-02-04 Fujifilm Corporation Infrared region selective reflection coat and infrared region selective reflection film
JP5451235B2 (ja) * 2009-07-31 2014-03-26 富士フイルム株式会社 複屈折パターンを有する物品の製造方法及び複屈折パターン作製材料
JP5717324B2 (ja) * 2009-08-05 2015-05-13 凸版印刷株式会社 偽造防止構造体及びその製造方法
CA2781429A1 (en) 2009-12-08 2011-06-16 Sicpa Holding Sa Chiral liquid crystal polymer marking
DK2509794T3 (en) 2009-12-08 2015-03-23 Sicpa Holding Sa LABELING BASED ON CHIRAL, LIQUID CRYSTAL POLYMERS
WO2011069692A1 (en) 2009-12-08 2011-06-16 Sicpa Holding Sa Marking based on modified chiral liquid crystal polymers
CN102648097B (zh) 2009-12-08 2015-02-04 锡克拜控股有限公司 以手性液晶聚合物为基础的改性标志

Also Published As

Publication number Publication date
MA35127B1 (fr) 2014-05-02
JP5764812B2 (ja) 2015-08-19
EP2714412A1 (en) 2014-04-09
JP2014524846A (ja) 2014-09-25
EP2714412B1 (en) 2019-03-13
BR112013029939B1 (pt) 2021-02-02
PH12013502332A1 (en) 2014-01-06
KR20140033385A (ko) 2014-03-18
IL229224A0 (en) 2014-01-30
UY34087A (es) 2012-11-30
BR112013029939A2 (pt) 2017-08-08
WO2012163778A1 (en) 2012-12-06
RU2013158145A (ru) 2015-07-10
AR086508A1 (es) 2013-12-18
CN103582569B (zh) 2017-04-05
US8821756B2 (en) 2014-09-02
MX2013013894A (es) 2014-01-24
CO6811874A2 (es) 2013-12-16
SG194961A1 (en) 2013-12-30
CN103582569A (zh) 2014-02-12
US20120328852A1 (en) 2012-12-27

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