AU2020248987B2 - Magnetic assemblies and processes for producing optical effect layers comprising oriented non-spherical magnetic or magnetizable pigment particles - Google Patents

Magnetic assemblies and processes for producing optical effect layers comprising oriented non-spherical magnetic or magnetizable pigment particles Download PDF

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Publication number
AU2020248987B2
AU2020248987B2 AU2020248987A AU2020248987A AU2020248987B2 AU 2020248987 B2 AU2020248987 B2 AU 2020248987B2 AU 2020248987 A AU2020248987 A AU 2020248987A AU 2020248987 A AU2020248987 A AU 2020248987A AU 2020248987 B2 AU2020248987 B2 AU 2020248987B2
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Australia
Prior art keywords
magnetic
generating device
field generating
dipole
center
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AU2020248987A1 (en
Inventor
Claude-Alain Despland
Evgeny LOGINOV
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SICPA Holding SA
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SICPA Holding SA
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    • 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
    • B05D3/20—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
    • 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
    • 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
    • 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
    • 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
    • B42D25/40—Manufacture
    • B42D25/405—Marking
    • B42D25/41—Marking using electromagnetic radiation
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
    • G06F21/31—User authentication
    • G06F21/34—User authentication involving the use of external additional devices, e.g. dongles or smart cards
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/08—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code using markings of different kinds or more than one marking of the same kind in the same record carrier, e.g. one marking being sensed by optical and the other by magnetic means
    • G06K19/10—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code using markings of different kinds or more than one marking of the same kind in the same record carrier, e.g. one marking being sensed by optical and the other by magnetic means at least one kind of marking being used for authentication, e.g. of credit or identity cards
    • G06K19/12—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code using markings of different kinds or more than one marking of the same kind in the same record carrier, e.g. one marking being sensed by optical and the other by magnetic means at least one kind of marking being used for authentication, e.g. of credit or identity cards the marking being sensed by magnetic means

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Security & Cryptography (AREA)
  • Health & Medical Sciences (AREA)
  • Electromagnetism (AREA)
  • Plasma & Fusion (AREA)
  • General Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Toxicology (AREA)
  • Computer Hardware Design (AREA)
  • General Engineering & Computer Science (AREA)
  • Software Systems (AREA)
  • Credit Cards Or The Like (AREA)
  • Printing Methods (AREA)
  • Laminated Bodies (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Magnetic Record Carriers (AREA)
AU2020248987A 2019-03-28 2020-02-17 Magnetic assemblies and processes for producing optical effect layers comprising oriented non-spherical magnetic or magnetizable pigment particles Active AU2020248987B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP19165774 2019-03-28
EP19165774.1 2019-03-28
PCT/EP2020/054042 WO2020193009A1 (en) 2019-03-28 2020-02-17 Magnetic assemblies and processes for producing optical effect layers comprising oriented non-spherical magnetic or magnetizable pigment particles

Publications (2)

Publication Number Publication Date
AU2020248987A1 AU2020248987A1 (en) 2021-11-18
AU2020248987B2 true AU2020248987B2 (en) 2025-04-17

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Country Status (10)

Country Link
US (1) US12054000B2 (enExample)
EP (1) EP3946757B1 (enExample)
JP (1) JP7387961B2 (enExample)
KR (1) KR102809626B1 (enExample)
CN (1) CN113631282B (enExample)
AU (1) AU2020248987B2 (enExample)
CA (1) CA3134731A1 (enExample)
ES (1) ES2950045T3 (enExample)
SA (1) SA521430353B1 (enExample)
WO (1) WO2020193009A1 (enExample)

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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
JP7501282B2 (ja) * 2020-09-28 2024-06-18 セイコーエプソン株式会社 磁性体シートおよびその製造方法
TWI909026B (zh) 2021-03-31 2025-12-21 瑞士商西克帕控股有限公司 包含磁性或可磁化顏料粒子且展現一或更多個標記的光學效應層及其產生方法
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AU2023224380A1 (en) 2022-02-28 2024-10-10 Sicpa Holding Sa Methods for producing optical effect layers comprising magnetic or magnetizable pigment particles and exhibiting one or more indicia
KR102722132B1 (ko) * 2022-06-28 2024-10-28 (주)아셈스 물품의 패턴 형성 장치 및 방법
KR20250166312A (ko) 2023-04-03 2025-11-27 시크파 홀딩 에스에이 광학 효과 층을 제조하기 위한 장치 및 프로세스
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TW202528492A (zh) 2023-08-24 2025-07-16 瑞士商西克帕控股有限公司 包含磁性或可磁化顏料顆粒之ｕｖ－ｖｉｓ輻射可固化塗料組成物及用於製造光學效應層之方法
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TW202532144A (zh) 2023-12-20 2025-08-16 瑞士商西克帕控股有限公司 用於產生光學效應層的製程
TW202532145A (zh) 2023-12-20 2025-08-16 瑞士商西克帕控股有限公司 用於產生光學效應層的製程
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TW202543902A (zh) 2024-02-22 2025-11-16 瑞士商西克帕控股有限公司 用於產生n個安全文件的傳送裝置及方法
WO2025181133A1 (en) 2024-02-27 2025-09-04 Sicpa Holding Sa Processes for producing optical effects layers
WO2025228771A1 (en) 2024-04-30 2025-11-06 Sicpa Holding Sa Processes for producing optical effect layers
WO2025233239A1 (en) 2024-05-08 2025-11-13 Sicpa Holding Sa Processes for producing optical effect layers
WO2025242568A1 (en) 2024-05-22 2025-11-27 Sicpa Holding Sa Apparatuses and processes for producing optical effects layers
WO2025242569A1 (en) 2024-05-22 2025-11-27 Sicpa Holding Sa Apparatuses and processes for producing optical effects layers
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Also Published As

Publication number Publication date
SA521430353B1 (ar) 2024-06-24
CA3134731A1 (en) 2020-10-01
JP2022526515A (ja) 2022-05-25
WO2020193009A1 (en) 2020-10-01
KR102809626B1 (ko) 2025-05-20
US20220144005A1 (en) 2022-05-12
KR20210140765A (ko) 2021-11-23
CN113631282B (zh) 2023-03-31
AU2020248987A1 (en) 2021-11-18
CN113631282A (zh) 2021-11-09
EP3946757A1 (en) 2022-02-09
BR112021018913A2 (pt) 2021-11-30
JP7387961B2 (ja) 2023-11-29
ES2950045T3 (es) 2023-10-04
EP3946757B1 (en) 2023-05-03
US12054000B2 (en) 2024-08-06

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