KR20230135588A - 광학 적층체 및 그 진정성의 판정 방법, 그리고 물품 - Google Patents

광학 적층체 및 그 진정성의 판정 방법, 그리고 물품 Download PDF

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Publication number
KR20230135588A
KR20230135588A KR1020237025399A KR20237025399A KR20230135588A KR 20230135588 A KR20230135588 A KR 20230135588A KR 1020237025399 A KR1020237025399 A KR 1020237025399A KR 20237025399 A KR20237025399 A KR 20237025399A KR 20230135588 A KR20230135588 A KR 20230135588A
Authority
KR
South Korea
Prior art keywords
layer
display layer
optical laminate
linear polarizer
polarization separation
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.)
Pending
Application number
KR1020237025399A
Other languages
English (en)
Korean (ko)
Inventor
야스히데 후지노
Original Assignee
니폰 제온 가부시키가이샤
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 니폰 제온 가부시키가이샤 filed Critical 니폰 제온 가부시키가이샤
Publication of KR20230135588A publication Critical patent/KR20230135588A/ko
Pending 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
    • 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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G02B5/3016—Polarising elements involving passive liquid crystal elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G02B5/3025—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state
    • G02B5/3033—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid
    • G02B5/3041—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid comprising multiple thin layers, e.g. multilayer stacks
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G02B5/3025—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state
    • G02B5/3033—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid
    • G02B5/3041—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid comprising multiple thin layers, e.g. multilayer stacks
    • G02B5/305—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid comprising multiple thin layers, e.g. multilayer stacks including organic materials, e.g. polymeric layers
    • 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
    • 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
    • G07D7/06—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 wave or particle radiation
    • G07D7/12—Visible light, infrared or ultraviolet radiation
    • G07D7/1205—Testing spectral properties
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133528—Polarisers
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133528—Polarisers
    • G02F1/133536—Reflective polarizers

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Polarising Elements (AREA)
KR1020237025399A 2021-02-05 2022-01-26 광학 적층체 및 그 진정성의 판정 방법, 그리고 물품 Pending KR20230135588A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021017650 2021-02-05
JPJP-P-2021-017650 2021-02-05
PCT/JP2022/002908 WO2022168709A1 (ja) 2021-02-05 2022-01-26 光学積層体及びその真正性の判定方法、並びに物品

Publications (1)

Publication Number Publication Date
KR20230135588A true KR20230135588A (ko) 2023-09-25

Family

ID=82741629

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020237025399A Pending KR20230135588A (ko) 2021-02-05 2022-01-26 광학 적층체 및 그 진정성의 판정 방법, 그리고 물품

Country Status (5)

Country Link
US (1) US12242093B2 (https=)
JP (1) JPWO2022168709A1 (https=)
KR (1) KR20230135588A (https=)
CN (1) CN116762026A (https=)
WO (1) WO2022168709A1 (https=)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5828182U (ja) 1981-08-18 1983-02-23 株式会社　協立 ダンパ−の漏洩防止軸受構造
WO2018079606A1 (ja) 2016-10-25 2018-05-03 富士フイルム株式会社 透過加飾フィルム及び透過加飾フィルムの製造方法
WO2020004155A1 (ja) 2018-06-29 2020-01-02 日本ゼオン株式会社 識別媒体、真正性判定方法、及び物品

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EP0736187B1 (en) 1993-12-21 2002-04-03 Minnesota Mining And Manufacturing Company Optical polarizer
US6574044B1 (en) * 1999-10-25 2003-06-03 3M Innovative Properties Company Polarizer constructions and display devices exhibiting unique color effects
TW200403516A (en) * 2002-08-02 2004-03-01 Nitto Denko Corp Method for manufacturing polarizing film and polarizing film and optical film manufactured by using the method
JP2007057971A (ja) 2005-08-25 2007-03-08 Nippon Zeon Co Ltd グリッド偏光フィルム
KR101358590B1 (ko) * 2006-08-09 2014-02-05 니혼 하츠쵸 가부시키가이샤 식별 매체, 식별 매체의 제조 방법, 물품 및 식별 매체의 식별 방법
JP5368011B2 (ja) * 2008-06-12 2013-12-18 旭化成イーマテリアルズ株式会社 吸収型ワイヤグリッド偏光子
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
JP2011115974A (ja) * 2009-12-01 2011-06-16 Toppan Printing Co Ltd 偽造防止媒体
JP5828182B2 (ja) 2011-06-23 2015-12-02 独立行政法人 国立印刷局 真偽判別媒体
TWI582218B (zh) 2012-10-30 2017-05-11 Zeon Corp Liquid crystal composition, retardation plate, image display device, and optical anisotropic layer
JP2014174471A (ja) 2013-03-12 2014-09-22 Nippon Zeon Co Ltd 識別媒体、物品の識別方法、及び積層構造体
CN105190382B (zh) * 2013-05-08 2019-01-04 富士胶片株式会社 圆偏振光分离薄膜、圆偏振光分离薄膜的制备方法、红外传感器、利用光的探测系统及探测方法
JP6254769B2 (ja) * 2013-05-08 2017-12-27 富士フイルム株式会社 円偏光分離フィルムおよび円偏光分離フィルムの製造方法、ならびに赤外線センサー
JP6142714B2 (ja) 2013-07-30 2017-06-07 日本ゼオン株式会社 樹脂薄膜の剥離片の製造方法、樹脂薄膜顔料の製造方法、塗料、偽造防止物品、セキュリティ物品及び加飾性物品
JP6220213B2 (ja) * 2013-10-04 2017-10-25 旭化成株式会社 偏光部材、眼鏡レンズ、及び模様入りサングラス
JP6651851B2 (ja) 2013-10-28 2020-02-19 日本ゼオン株式会社 複層フィルムの製造方法
WO2019059067A1 (ja) 2017-09-22 2019-03-28 日本ゼオン株式会社 真正性判定用ビュワー
CN112154360B (zh) * 2018-05-31 2022-06-14 日本瑞翁株式会社 识别介质和对识别介质的真实性进行识别的方法
JP7225907B2 (ja) * 2019-02-27 2023-02-21 沖電気工業株式会社 行動変容システム、行動変容装置、行動変容方法、および行動変容プログラム
JP2022035801A (ja) * 2020-08-21 2022-03-04 日東電工株式会社 意匠性フィルムおよび意匠性成形体

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5828182U (ja) 1981-08-18 1983-02-23 株式会社　協立 ダンパ−の漏洩防止軸受構造
WO2018079606A1 (ja) 2016-10-25 2018-05-03 富士フイルム株式会社 透過加飾フィルム及び透過加飾フィルムの製造方法
WO2020004155A1 (ja) 2018-06-29 2020-01-02 日本ゼオン株式会社 識別媒体、真正性判定方法、及び物品

Also Published As

Publication number Publication date
US20240241299A1 (en) 2024-07-18
US12242093B2 (en) 2025-03-04
JPWO2022168709A1 (https=) 2022-08-11
WO2022168709A1 (ja) 2022-08-11
CN116762026A (zh) 2023-09-15

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PA0105 International application

Patent event date: 20230725

Patent event code: PA01051R01D

Comment text: International Patent Application

PG1501 Laying open of application
A201 Request for examination
PA0201 Request for examination

Patent event code: PA02012R01D

Patent event date: 20241227

Comment text: Request for Examination of Application