CA2890165C - Optical effect layers showing a viewing angle dependent optical effect, processes and devices for their production - Google Patents

Optical effect layers showing a viewing angle dependent optical effect, processes and devices for their production Download PDF

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Publication number
CA2890165C
CA2890165C CA2890165A CA2890165A CA2890165C CA 2890165 C CA2890165 C CA 2890165C CA 2890165 A CA2890165 A CA 2890165A CA 2890165 A CA2890165 A CA 2890165A CA 2890165 C CA2890165 C CA 2890165C
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Canada
Prior art keywords
magnetic
loop
oel
axis
optical effect
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CA2890165A
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English (en)
French (fr)
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CA2890165A1 (en
Inventor
Mathieu Schmid
Evgeny LOGINOV
Claude Alain Despland
Pierre Degott
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SICPA Holding SA
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SICPA Holding SA
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Publication of CA2890165A1 publication Critical patent/CA2890165A1/en
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Classifications

    • 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
    • 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
    • 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
    • B41M3/148—Transitory images, i.e. images only visible from certain viewing angles
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B44—DECORATIVE ARTS
    • B44F—SPECIAL DESIGNS OR PICTURES
    • B44F1/00—Designs or pictures characterised by special or unusual light effects
    • B44F1/08—Designs or pictures characterised by special or unusual light effects characterised by colour effects
    • B44F1/10—Changing, amusing, or secret pictures
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
    • G07D7/00—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency
    • G07D7/003—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency using security elements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/14—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for applying magnetic films to substrates
    • H01F41/16—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for applying magnetic films to substrates the magnetic material being applied in the form of particles, e.g. by serigraphy, to form thick magnetic films or precursors therefor
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/02—Permanent magnets [PM]
    • H01F7/0273—Magnetic circuits with PM for magnetic field generation
    • 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
    • B42D2033/16—
    • B42D2033/20—
    • B42D2035/20—

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Finance (AREA)
  • Business, Economics & Management (AREA)
  • Accounting & Taxation (AREA)
  • Electromagnetism (AREA)
  • Manufacturing & Machinery (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Security & Cryptography (AREA)
  • Credit Cards Or The Like (AREA)
  • Printing Methods (AREA)
  • Inspection Of Paper Currency And Valuable Securities (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
CA2890165A 2013-01-09 2014-01-07 Optical effect layers showing a viewing angle dependent optical effect, processes and devices for their production Active CA2890165C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP13150694.1 2013-01-09
EP13150694 2013-01-09
PCT/EP2014/050161 WO2014108404A2 (en) 2013-01-09 2014-01-07 Optical effect layers showing a viewing angle dependent optical effect; processes and devices for their production; items carrying an optical effect layer; and uses thereof

Publications (2)

Publication Number Publication Date
CA2890165A1 CA2890165A1 (en) 2014-07-17
CA2890165C true CA2890165C (en) 2021-07-27

Family

ID=47715836

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2890165A Active CA2890165C (en) 2013-01-09 2014-01-07 Optical effect layers showing a viewing angle dependent optical effect, processes and devices for their production

Country Status (16)

Country Link
US (1) US9724956B2 (enExample)
EP (1) EP2943291B1 (enExample)
JP (1) JP6209756B2 (enExample)
KR (1) KR102189117B1 (enExample)
CN (1) CN104903009B (enExample)
AR (1) AR094362A1 (enExample)
AU (1) AU2014204887B2 (enExample)
BR (1) BR112015011388B1 (enExample)
CA (1) CA2890165C (enExample)
ES (1) ES2828182T3 (enExample)
IN (1) IN2015DN03735A (enExample)
MX (1) MX2015008871A (enExample)
PH (1) PH12015501285A1 (enExample)
RU (1) RU2645926C2 (enExample)
TW (1) TW201431616A (enExample)
WO (1) WO2014108404A2 (enExample)

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TW201431616A (zh) 2014-08-16
US9724956B2 (en) 2017-08-08
RU2015133269A (ru) 2017-02-20
AR094362A1 (es) 2015-07-29
KR20150103670A (ko) 2015-09-11
WO2014108404A3 (en) 2014-12-04
PH12015501285A1 (en) 2015-08-17
WO2014108404A2 (en) 2014-07-17
EP2943291A2 (en) 2015-11-18
RU2645926C2 (ru) 2018-02-28
CN104903009B (zh) 2017-09-08
AU2014204887B2 (en) 2017-08-24
MX2015008871A (es) 2015-10-30
BR112015011388A2 (pt) 2017-07-11
ES2828182T3 (es) 2021-05-25
HK1209685A1 (en) 2016-04-08
CA2890165A1 (en) 2014-07-17
BR112015011388B1 (pt) 2021-11-23
KR102189117B1 (ko) 2020-12-14
US20150352888A1 (en) 2015-12-10
JP6209756B2 (ja) 2017-10-11
IN2015DN03735A (enExample) 2015-09-18
EP2943291B1 (en) 2020-08-19
CN104903009A (zh) 2015-09-09
JP2016513023A (ja) 2016-05-12

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