WO2009004998A1 - 偏光板、及び液晶表示装置 - Google Patents

偏光板、及び液晶表示装置 Download PDF

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Publication number
WO2009004998A1
WO2009004998A1 PCT/JP2008/061716 JP2008061716W WO2009004998A1 WO 2009004998 A1 WO2009004998 A1 WO 2009004998A1 JP 2008061716 W JP2008061716 W JP 2008061716W WO 2009004998 A1 WO2009004998 A1 WO 2009004998A1
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WO
WIPO (PCT)
Prior art keywords
polarizing plate
protective film
film
plate protective
liquid crystal
Prior art date
Application number
PCT/JP2008/061716
Other languages
English (en)
French (fr)
Inventor
Hiroki Umeda
Original Assignee
Konica Minolta Opto, Inc.
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 Konica Minolta Opto, Inc. filed Critical Konica Minolta Opto, Inc.
Priority to JP2009521607A priority Critical patent/JPWO2009004998A1/ja
Publication of WO2009004998A1 publication Critical patent/WO2009004998A1/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
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
    • G02B27/281—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising used for attenuating light intensity, e.g. comprising rotatable polarising 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
    • 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
    • G02F1/13363—Birefringent elements, e.g. for optical compensation
    • 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
    • G02F1/1343—Electrodes
    • G02F1/134309—Electrodes characterised by their geometrical arrangement
    • G02F1/134363—Electrodes characterised by their geometrical arrangement for applying an electric field parallel to the substrate, i.e. in-plane switching [IPS]
    • 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
    • G02F1/13356—Structural association of cells with optical devices, e.g. polarisers or reflectors characterised by the placement of the optical elements
    • G02F1/133562—Structural association of cells with optical devices, e.g. polarisers or reflectors characterised by the placement of the optical elements on the viewer side
    • 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
    • G02F1/133633—Birefringent elements, e.g. for optical compensation using mesogenic materials
    • 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
    • G02F1/133635—Multifunctional compensators
    • 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
    • G02F2413/00—Indexing scheme related to G02F1/13363, i.e. to birefringent elements, e.g. for optical compensation, characterised by the number, position, orientation or value of the compensation plates
    • G02F2413/01—Number of plates being 1

Abstract

　第１の偏光板保護フィルム、偏光子および該偏光子の第１の偏光板保護フィルムと反対側の面に配置され、第２の偏光板保護フィルム上に垂直方向に配向した棒状液晶の配向を固定した層を設けてなる光学補償フィルムを有する偏光板であって、該光学補償フィルムの２３°C、５５％ＲＨの環境下における波長５９０ｎｍでの下記式２、３で表されるレターデーションＲｏ、Ｒｔが、Ｒｏ：３０～１３０ｎｍ、Ｒｔ：－１００～６５ｎｍおよび　　　　　｜Ｒｔ｜＜｜Ｒｏ／２｜、である偏光板において、該光学補償フィルムの、下記式１で表される波長分散特性Ｄ（Ｒ４０）が２．０～６．５ｎｍであることを特徴とする偏光板。 　　　　式１：Ｄ（Ｒ４０）＝Ｒ４０（６３０）－Ｒ４０（４８０） （式中、Ｒ４０は光学補償フィルムの面内の進相軸を回転軸として４０°傾けて測定したレターデーション値を表す。（６３０）、（４８０）は各々の測定波長（ｎｍ）を表す。）
PCT/JP2008/061716 2007-07-05 2008-06-27 偏光板、及び液晶表示装置 WO2009004998A1 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2009521607A JPWO2009004998A1 (ja) 2007-07-05 2008-06-27 偏光板、及び液晶表示装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007-177160 2007-07-05
JP2007177160 2007-07-05

Publications (1)

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WO2009004998A1 true WO2009004998A1 (ja) 2009-01-08

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KR (1) KR20100038299A (ja)
TW (1) TW200919036A (ja)
WO (1) WO2009004998A1 (ja)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011001700A1 (ja) * 2009-06-30 2011-01-06 コニカミノルタオプト株式会社 セルロースエステルフィルム及びそれを用いた偏光板、液晶表示装置
JP2011227274A (ja) * 2010-04-20 2011-11-10 Konica Minolta Opto Inc 偏光板
JP2011242433A (ja) * 2010-05-14 2011-12-01 Konica Minolta Opto Inc 位相差フィルム、位相差フィルムの製造方法及びそれを用いた偏光板、液晶表示装置
JP2012002981A (ja) * 2010-06-16 2012-01-05 Konica Minolta Opto Inc 偏光板、液晶表示装置及びセルロースアセテートフィルムの製造方法
JP2012118117A (ja) * 2010-11-29 2012-06-21 Sumitomo Chemical Co Ltd 表示装置の製造方法
CN102759758A (zh) * 2011-04-21 2012-10-31 富士胶片株式会社 光学膜、偏振片和液晶显示装置
JP2012234159A (ja) * 2011-04-21 2012-11-29 Fujifilm Corp 光学フィルム、偏光板及び液晶表示装置
JPWO2012157280A1 (ja) * 2011-05-18 2014-07-31 コニカミノルタ株式会社 偏光板保護フィルム、偏光板および液晶表示装置
DE102013207151A1 (de) 2013-04-19 2014-11-06 Robert Bosch Gmbh Formschulter einer Schlauchbeutelverpackungsmaschine

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5835339B2 (ja) * 2011-10-06 2015-12-24 コニカミノルタ株式会社 光学フィルム、それを含む偏光板および液晶表示装置

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006106662A (ja) * 2004-09-09 2006-04-20 Fuji Photo Film Co Ltd 液晶組成物、光学補償フィルム、及び液晶表示装置
JP2006285187A (ja) * 2005-03-10 2006-10-19 Fuji Photo Film Co Ltd 光学補償フィルム、偏光板および液晶表示装置
WO2007026575A1 (ja) * 2005-08-29 2007-03-08 Konica Minolta Opto, Inc. 液晶表示装置
JP2007148099A (ja) * 2005-11-29 2007-06-14 Nitto Denko Corp ポジティブｃプレートの製造方法及びポジティブｃプレート、そのポジティブｃプレートを用いた液晶パネル及び液晶表示装置
JP2007155942A (ja) * 2005-12-01 2007-06-21 Fujifilm Corp 光学補償フィルム、偏光板及び液晶表示装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006106662A (ja) * 2004-09-09 2006-04-20 Fuji Photo Film Co Ltd 液晶組成物、光学補償フィルム、及び液晶表示装置
JP2006285187A (ja) * 2005-03-10 2006-10-19 Fuji Photo Film Co Ltd 光学補償フィルム、偏光板および液晶表示装置
WO2007026575A1 (ja) * 2005-08-29 2007-03-08 Konica Minolta Opto, Inc. 液晶表示装置
JP2007148099A (ja) * 2005-11-29 2007-06-14 Nitto Denko Corp ポジティブｃプレートの製造方法及びポジティブｃプレート、そのポジティブｃプレートを用いた液晶パネル及び液晶表示装置
JP2007155942A (ja) * 2005-12-01 2007-06-21 Fujifilm Corp 光学補償フィルム、偏光板及び液晶表示装置

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011001700A1 (ja) * 2009-06-30 2011-01-06 コニカミノルタオプト株式会社 セルロースエステルフィルム及びそれを用いた偏光板、液晶表示装置
JP2011227274A (ja) * 2010-04-20 2011-11-10 Konica Minolta Opto Inc 偏光板
JP2011242433A (ja) * 2010-05-14 2011-12-01 Konica Minolta Opto Inc 位相差フィルム、位相差フィルムの製造方法及びそれを用いた偏光板、液晶表示装置
JP2012002981A (ja) * 2010-06-16 2012-01-05 Konica Minolta Opto Inc 偏光板、液晶表示装置及びセルロースアセテートフィルムの製造方法
JP2012118117A (ja) * 2010-11-29 2012-06-21 Sumitomo Chemical Co Ltd 表示装置の製造方法
CN102759758A (zh) * 2011-04-21 2012-10-31 富士胶片株式会社 光学膜、偏振片和液晶显示装置
JP2012234159A (ja) * 2011-04-21 2012-11-29 Fujifilm Corp 光学フィルム、偏光板及び液晶表示装置
JPWO2012157280A1 (ja) * 2011-05-18 2014-07-31 コニカミノルタ株式会社 偏光板保護フィルム、偏光板および液晶表示装置
JP2017122936A (ja) * 2011-05-18 2017-07-13 コニカミノルタ株式会社 偏光板保護フィルム、偏光板、液晶表示装置および偏光板保護フィルムの製造方法
DE102013207151A1 (de) 2013-04-19 2014-11-06 Robert Bosch Gmbh Formschulter einer Schlauchbeutelverpackungsmaschine

Also Published As

Publication number Publication date
TW200919036A (en) 2009-05-01
JPWO2009004998A1 (ja) 2010-08-26
KR20100038299A (ko) 2010-04-14

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