WO2008142938A1 - 光学積層フィルム、及び長尺光学積層フィルムの製造方法、及び液晶表示装置 - Google Patents

光学積層フィルム、及び長尺光学積層フィルムの製造方法、及び液晶表示装置 Download PDF

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Publication number
WO2008142938A1
WO2008142938A1 PCT/JP2008/057717 JP2008057717W WO2008142938A1 WO 2008142938 A1 WO2008142938 A1 WO 2008142938A1 JP 2008057717 W JP2008057717 W JP 2008057717W WO 2008142938 A1 WO2008142938 A1 WO 2008142938A1
Authority
WO
WIPO (PCT)
Prior art keywords
optical multilayer
multilayer film
film
liquid
crystal display
Prior art date
Application number
PCT/JP2008/057717
Other languages
English (en)
French (fr)
Inventor
Junichi Nagase
Kazunori Futamura
Hiroyuki Yoshimi
Masaki Hayashi
Original Assignee
Nitto Denko Corporation
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 Nitto Denko Corporation filed Critical Nitto Denko Corporation
Priority to US12/440,293 priority Critical patent/US20100165262A1/en
Priority to CN2008800012779A priority patent/CN101568864B/zh
Publication of WO2008142938A1 publication Critical patent/WO2008142938A1/ja

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Classifications

    • 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
    • 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
    • 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
    • G02F1/13363—Birefringent elements, e.g. for optical compensation

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Polarising Elements (AREA)
  • Liquid Crystal (AREA)
  • Laminated Bodies (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)

Abstract

　本発明の光学積層フィルムは、偏光子と、偏光子の一方の面に積層された位相差フィルムと、を備え、偏光子は、二色性物質を含有する親水性ポリマーの延伸フィルムを有しており、この偏光子の波長１０００ｎｍにおける面内の複屈折率（Δｎｘｙ［１０００］）が、０．０１～０．０３であり、位相差フィルムは、屈折率楕円体がｎｘ＞ｎｙ≧ｎｚの関係を満足するフィルムであり、位相差フィルムの遅相軸方向が、前記偏光子の吸収軸方向と実質的に直交するように配置されている。 　本発明の光学積層フィルムは、例えば、液晶表示装置に使用した場合に、そのコントラスト比を高くすることができる。
PCT/JP2008/057717 2007-05-10 2008-04-22 光学積層フィルム、及び長尺光学積層フィルムの製造方法、及び液晶表示装置 WO2008142938A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US12/440,293 US20100165262A1 (en) 2007-05-10 2008-04-22 Optical laminated film, method for producing continuous optical laminated film, and liquid crystal display
CN2008800012779A CN101568864B (zh) 2007-05-10 2008-04-22 光学层压薄膜和长条光学层压薄膜的制备方法以及液晶显示装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007-125744 2007-05-10
JP2007125744A JP5232403B2 (ja) 2007-05-10 2007-05-10 光学積層フィルム、及び長尺光学積層フィルムの製造方法、及び液晶表示装置

Publications (1)

Publication Number Publication Date
WO2008142938A1 true WO2008142938A1 (ja) 2008-11-27

Family

ID=40031654

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/057717 WO2008142938A1 (ja) 2007-05-10 2008-04-22 光学積層フィルム、及び長尺光学積層フィルムの製造方法、及び液晶表示装置

Country Status (6)

Country Link
US (1) US20100165262A1 (ja)
JP (1) JP5232403B2 (ja)
KR (1) KR101009218B1 (ja)
CN (1) CN101568864B (ja)
TW (1) TWI384266B (ja)
WO (1) WO2008142938A1 (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014208695A1 (ja) * 2013-06-28 2014-12-31 日東電工株式会社 粘着剤層付偏光フィルム、積層体、及び、画像表示装置
JP2015146013A (ja) * 2013-06-28 2015-08-13 日東電工株式会社 粘着剤層付偏光フィルム、積層体、及び、画像表示装置
US10883022B2 (en) 2013-06-28 2021-01-05 Nitto Denko Corporation Pressure-sensitive adhesive composition for optical film, pressure-sensitive adhesive layer for optical film, pressure-sensitive adhesive layer-attached optical film, liquid crystal display device, and laminate

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20100112740A (ko) * 2009-04-10 2010-10-20 도레이첨단소재 주식회사 저반사 필름
JP5788646B2 (ja) * 2009-06-25 2015-10-07 住友化学株式会社 偏光板、複合偏光板および液晶表示装置
JP5667016B2 (ja) 2010-09-03 2015-02-12 日東電工株式会社 薄型偏光膜、薄型偏光膜を有する光学積層体、および薄型偏光膜の製造方法
WO2012176614A1 (ja) * 2011-06-20 2012-12-27 コニカミノルタアドバンストレイヤー株式会社 長尺状偏光板及び液晶表示装置
JP5685222B2 (ja) * 2012-06-06 2015-03-18 日東電工株式会社 変性ｐｖａを含む偏光膜及び該偏光膜を有する光学積層体
US9358768B2 (en) 2012-12-17 2016-06-07 Samsung Sdi Co., Ltd. Polarizing plate, method of preparing the same, and liquid crystal display apparatus including the same
KR101631350B1 (ko) * 2012-12-17 2016-06-16 제일모직주식회사 편광판 및 이를 포함하는 액정 표시 장치
JP6649068B2 (ja) * 2015-12-07 2020-02-19 住友化学株式会社 偏光フィルムの製造方法
CN106590458A (zh) * 2016-12-16 2017-04-26 湖北奥马电子科技有限公司 一种超薄化新型白色覆盖膜的制造方法
JP6430675B1 (ja) * 2017-06-05 2018-11-28 住友化学株式会社 フィルム、フィルムの光学的均質性の評価方法及びフィルムの製造方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002148437A (ja) * 2000-11-08 2002-05-22 Nitto Denko Corp 光学補償フィルムとその製造方法、及び該フィルムを用いた偏光板、液晶表示装置
JP2005031577A (ja) * 2003-07-11 2005-02-03 Fuji Photo Film Co Ltd 偏光膜、偏光板および液晶表示装置

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0527118A (ja) * 1991-07-17 1993-02-05 Nitto Denko Corp 位相差板及び円偏光板
JPH06347641A (ja) * 1993-06-07 1994-12-22 Kuraray Co Ltd 新規な偏光フィルム
JP3322397B2 (ja) * 1994-05-18 2002-09-09 松下電器産業株式会社 積層位相差板
EP1118885B1 (en) * 1999-07-29 2004-03-03 Teijin Limited Phase difference film, phase difference film composite and liquid crystal display device using the same
JP4790890B2 (ja) * 2000-02-03 2011-10-12 日東電工株式会社 位相差フィルム及びその連続製造法
JP3448011B2 (ja) * 2000-04-25 2003-09-16 株式会社クラレ 偏光フィルムの製造法
JP4972836B2 (ja) * 2000-09-12 2012-07-11 コニカミノルタホールディングス株式会社 偏光板の製造方法
JP2002333522A (ja) * 2001-05-07 2002-11-22 Nitto Denko Corp 偏光フィルム、偏光板及びそれを用いた液晶表示装置
JP4975236B2 (ja) * 2002-07-24 2012-07-11 日東電工株式会社 偏光子、およびそれを用いた光学フィルム、ならびにそれらを用いた画像表示装置
US7573637B2 (en) * 2004-08-03 2009-08-11 Seiko Epson Corporation Intrinsic polarizer and method of manufacturing an intrinsic polarizer
JP2007004123A (ja) * 2005-05-25 2007-01-11 Nitto Denko Corp 光学フィルム、液晶パネル、および液晶表示装置
JP5232465B2 (ja) * 2007-02-08 2013-07-10 日東電工株式会社 長尺光学積層体の製造方法、長方形状光学積層体の製造方法、及び液晶パネル

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002148437A (ja) * 2000-11-08 2002-05-22 Nitto Denko Corp 光学補償フィルムとその製造方法、及び該フィルムを用いた偏光板、液晶表示装置
JP2005031577A (ja) * 2003-07-11 2005-02-03 Fuji Photo Film Co Ltd 偏光膜、偏光板および液晶表示装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014208695A1 (ja) * 2013-06-28 2014-12-31 日東電工株式会社 粘着剤層付偏光フィルム、積層体、及び、画像表示装置
JP2015146013A (ja) * 2013-06-28 2015-08-13 日東電工株式会社 粘着剤層付偏光フィルム、積層体、及び、画像表示装置
US10883022B2 (en) 2013-06-28 2021-01-05 Nitto Denko Corporation Pressure-sensitive adhesive composition for optical film, pressure-sensitive adhesive layer for optical film, pressure-sensitive adhesive layer-attached optical film, liquid crystal display device, and laminate

Also Published As

Publication number Publication date
TWI384266B (zh) 2013-02-01
CN101568864A (zh) 2009-10-28
JP2008281761A (ja) 2008-11-20
TW200905268A (en) 2009-02-01
KR101009218B1 (ko) 2011-01-19
JP5232403B2 (ja) 2013-07-10
CN101568864B (zh) 2010-11-10
US20100165262A1 (en) 2010-07-01
KR20090096405A (ko) 2009-09-10

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