JPWO2020261923A1 - - Google Patents

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Publication number
JPWO2020261923A1
JPWO2020261923A1 JP2021527577A JP2021527577A JPWO2020261923A1 JP WO2020261923 A1 JPWO2020261923 A1 JP WO2020261923A1 JP 2021527577 A JP2021527577 A JP 2021527577A JP 2021527577 A JP2021527577 A JP 2021527577A JP WO2020261923 A1 JPWO2020261923 A1 JP WO2020261923A1
Authority
JP
Japan
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.)
Granted
Application number
JP2021527577A
Other languages
Japanese (ja)
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JP7556351B2 (ja
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 filed Critical
Publication of JPWO2020261923A1 publication Critical patent/JPWO2020261923A1/ja
Application granted granted Critical
Publication of JP7556351B2 publication Critical patent/JP7556351B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • 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
    • 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
    • G02B5/3083—Birefringent or phase retarding elements

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Polarising Elements (AREA)
  • Credit Cards Or The Like (AREA)
JP2021527577A 2019-06-26 2020-06-04 表示媒体、真正性判定方法、及び表示媒体を含む物品 Active JP7556351B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019119065 2019-06-26
JP2019119065 2019-06-26
PCT/JP2020/022170 WO2020261923A1 (ja) 2019-06-26 2020-06-04 表示媒体、真正性判定方法、及び表示媒体を含む物品

Publications (2)

Publication Number Publication Date
JPWO2020261923A1 true JPWO2020261923A1 (https=) 2020-12-30
JP7556351B2 JP7556351B2 (ja) 2024-09-26

Family

ID=74061230

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021527577A Active JP7556351B2 (ja) 2019-06-26 2020-06-04 表示媒体、真正性判定方法、及び表示媒体を含む物品

Country Status (5)

Country Link
US (1) US11988856B2 (https=)
EP (1) EP3992678B1 (https=)
JP (1) JP7556351B2 (https=)
CN (1) CN114008496B (https=)
WO (1) WO2020261923A1 (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4318058A4 (en) * 2021-03-30 2025-04-09 Zeon Corporation OPTICAL DISPLAY MEDIUM, ARTICLE AND METHOD OF USING OPTICAL DISPLAY MEDIUM
JP7552479B2 (ja) * 2021-03-30 2024-09-18 日本ゼオン株式会社 識別媒体、製造方法、物品、及び識別媒体の使用方法
JPWO2023282063A1 (https=) * 2021-07-07 2023-01-12
JPWO2023190481A1 (https=) * 2022-03-30 2023-10-05
CN118901028A (zh) * 2022-03-30 2024-11-05 日本瑞翁株式会社 识别介质以及物品

Citations (10)

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JP2000255200A (ja) * 1999-03-05 2000-09-19 Dainippon Printing Co Ltd 偽造防止体及び偽造判別方法
JP2004033825A (ja) * 2002-06-28 2004-02-05 Mitsubishi Rayon Eng Co Ltd 汚泥の粉砕方法、及び粉砕装置
JP2004338257A (ja) * 2003-05-16 2004-12-02 Nhk Spring Co Ltd 対象物の識別媒体及び識別方法
WO2005101069A1 (ja) * 2004-04-14 2005-10-27 Dai Nippon Printing Co., Ltd. 真偽判定用媒体、真偽判定可能な基材、真偽判定用媒体ラベル、真偽判定用媒体転写シ－ト、真偽判定可能なシ－ト、および真偽判定可能な情報記録体
WO2007018258A1 (ja) * 2005-08-10 2007-02-15 Zeon Corporation 光学素子、偏光板、位相差板、照明装置、および液晶表示装置
US20070053028A1 (en) * 2004-01-19 2007-03-08 David Ezra Diffractive, polarization modulating optical devices
JP2008197223A (ja) * 2007-02-09 2008-08-28 Nippon Zeon Co Ltd 光学素子、偏光板、位相差板、照明装置、および液晶表示装置
JP2009166319A (ja) * 2008-01-15 2009-07-30 Dainippon Printing Co Ltd 中間転写記録媒体ならびにそれを用いる情報記録方法および情報記録体の製造方法
JP2010196005A (ja) * 2009-02-27 2010-09-09 Dainippon Printing Co Ltd 色彩可変インキ組成物
JP2017185668A (ja) * 2016-04-04 2017-10-12 凸版印刷株式会社 情報表示媒体及び情報表示媒体付き物品

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JPS54131239A (en) 1978-04-03 1979-10-12 Mitsubishi Electric Corp Device for controlling elevator group
US20040247825A1 (en) 1991-11-27 2004-12-09 Faris Sadeg M. Coloring media having improved brightness and color characteristics
JP3291033B2 (ja) 1992-08-28 2002-06-10 旭電化工業株式会社 光学活性フェニル化合物
CN1103776C (zh) 1996-07-01 2003-03-26 默克专利股份有限公司 手性掺杂剂和包含它的液晶材料和聚合物膜
DE69832574T2 (de) 1997-07-29 2006-06-14 Nhk Spring Co Ltd Optisches Identifizierungssystem mit cholesterischen Flüssigkristallen
JP3652476B2 (ja) 1997-07-29 2005-05-25 日本発条株式会社 対象物の識別構造及びその構造が設けられた対象物
DE19913604A1 (de) 1999-03-25 2000-09-28 Basf Ag Chirale Verbindungen und deren Verwendung als chirale Dotierstoffe zur Herstellung von cholesterisch-flüssigkristallinen Zusammensetzungen
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JP2003066213A (ja) 2001-08-22 2003-03-05 Fuji Photo Film Co Ltd コレステリック液晶カラーフィルタ
JP2003313187A (ja) 2002-04-18 2003-11-06 Fuji Photo Film Co Ltd 光学活性イソソルビド誘導体及びその製造方法、光反応型キラル剤、液晶組成物、液晶カラーフィルター、光学フィルム及び記録媒体、並びに液晶の螺旋構造を変化させる方法、液晶の螺旋構造を固定化する方法
JP4179801B2 (ja) 2002-05-27 2008-11-12 株式会社Ａｄｅｋａ 光学活性化合物及び該化合物を含有した液晶組成物
JP2004115414A (ja) 2002-09-25 2004-04-15 Asahi Denka Kogyo Kk 光学活性化合物及び該光学活性化合物を含有した液晶組成物
WO2004032099A1 (ja) * 2002-09-30 2004-04-15 Osaka Sealing Printing Co., Ltd. 液晶ラベル、液晶ラベル連続体および液晶ラベルの製造方法
JP4237544B2 (ja) * 2003-05-19 2009-03-11 日東電工株式会社 光学素子、集光バックライトシステムおよび液晶表示装置
JP4357337B2 (ja) 2004-03-31 2009-11-04 株式会社Ａｄｅｋａ 光学活性化合物及び該化合物を含有した液晶組成物
JP4390265B2 (ja) * 2004-04-14 2009-12-24 大日本印刷株式会社 真偽判定用媒体、真偽判定用媒体ラベル、真偽判定用媒体転写シート、真偽判定可能なシート、および真偽判定可能な情報記録体
TWI408269B (zh) 2005-07-12 2013-09-11 Toppan Printing Co Ltd 防偽用紙及防偽用紙之真假判定方法
JP2007176870A (ja) 2005-12-28 2007-07-12 Nippon Zeon Co Ltd キラル剤
JP4736840B2 (ja) 2006-02-20 2011-07-27 凸版印刷株式会社 スレッド状印刷物および偽造防止用紙
JP4959304B2 (ja) * 2006-11-22 2012-06-20 日本発條株式会社 識別媒体、識別方法および識別装置
JP2009288312A (ja) * 2008-05-27 2009-12-10 Nippon Zeon Co Ltd 光学素子及び液晶表示装置
JP2011137850A (ja) * 2009-12-25 2011-07-14 Dainippon Printing Co Ltd 赤外線反射部材
JP5647047B2 (ja) * 2011-03-18 2014-12-24 日本発條株式会社 識別媒体
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
JP5605523B1 (ja) 2013-02-20 2014-10-15 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 携帯情報端末の制御方法及びプログラム
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
JP6375381B2 (ja) * 2014-09-19 2018-08-15 富士フイルム株式会社 光学フィルム、照明装置および画像表示装置
WO2016056617A1 (ja) * 2014-10-10 2016-04-14 日本化薬株式会社 光反射フィルム、ならびにこれを用いた光制御フィルム、光学フィルム、機能性ガラスおよびヘッドアップディスプレイ
WO2017204071A1 (ja) 2016-05-27 2017-11-30 大日本印刷株式会社 表示体、印刷物および情報記録媒体
EP3502755B1 (en) * 2016-08-19 2024-07-31 Zeon Corporation Display medium for assessment and method for manufacturing same
JP7396275B2 (ja) * 2018-06-29 2023-12-12 日本ゼオン株式会社 識別媒体、真正性判定方法、及び物品

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000255200A (ja) * 1999-03-05 2000-09-19 Dainippon Printing Co Ltd 偽造防止体及び偽造判別方法
JP2004033825A (ja) * 2002-06-28 2004-02-05 Mitsubishi Rayon Eng Co Ltd 汚泥の粉砕方法、及び粉砕装置
JP2004338257A (ja) * 2003-05-16 2004-12-02 Nhk Spring Co Ltd 対象物の識別媒体及び識別方法
US20070053028A1 (en) * 2004-01-19 2007-03-08 David Ezra Diffractive, polarization modulating optical devices
WO2005101069A1 (ja) * 2004-04-14 2005-10-27 Dai Nippon Printing Co., Ltd. 真偽判定用媒体、真偽判定可能な基材、真偽判定用媒体ラベル、真偽判定用媒体転写シ－ト、真偽判定可能なシ－ト、および真偽判定可能な情報記録体
WO2007018258A1 (ja) * 2005-08-10 2007-02-15 Zeon Corporation 光学素子、偏光板、位相差板、照明装置、および液晶表示装置
JP2008197223A (ja) * 2007-02-09 2008-08-28 Nippon Zeon Co Ltd 光学素子、偏光板、位相差板、照明装置、および液晶表示装置
JP2009166319A (ja) * 2008-01-15 2009-07-30 Dainippon Printing Co Ltd 中間転写記録媒体ならびにそれを用いる情報記録方法および情報記録体の製造方法
JP2010196005A (ja) * 2009-02-27 2010-09-09 Dainippon Printing Co Ltd 色彩可変インキ組成物
JP2017185668A (ja) * 2016-04-04 2017-10-12 凸版印刷株式会社 情報表示媒体及び情報表示媒体付き物品

Also Published As

Publication number Publication date
CN114008496A (zh) 2022-02-01
US20220326422A1 (en) 2022-10-13
EP3992678A1 (en) 2022-05-04
JP7556351B2 (ja) 2024-09-26
WO2020261923A1 (ja) 2020-12-30
CN114008496B (zh) 2024-03-08
EP3992678A4 (en) 2023-07-26
US11988856B2 (en) 2024-05-21
EP3992678B1 (en) 2025-08-06

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