KR102501923B1 - 액정 표시 장치 및 편광판 - Google Patents

액정 표시 장치 및 편광판 Download PDF

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Publication number
KR102501923B1
KR102501923B1 KR1020227005518A KR20227005518A KR102501923B1 KR 102501923 B1 KR102501923 B1 KR 102501923B1 KR 1020227005518 A KR1020227005518 A KR 1020227005518A KR 20227005518 A KR20227005518 A KR 20227005518A KR 102501923 B1 KR102501923 B1 KR 102501923B1
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South Korea
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less
polyester film
polarizer
liquid crystal
crystal display
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Korean (ko)
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KR20220027274A (ko
Inventor
쇼타 하야카와
고이치 무라타
야스시 사사키
유키노부 무코야마
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도요보 가부시키가이샤
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Classifications

    • 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
    • G02F1/133531—Polarisers characterised by the arrangement of polariser or analyser axes
    • 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
    • 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
    • G02B5/3025—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
    • 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
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133603—Direct backlight with LEDs
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Liquid Crystal (AREA)
  • Polarising Elements (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
KR1020227005518A 2015-07-16 2016-07-11 액정 표시 장치 및 편광판 Active KR102501923B1 (ko)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP2015141978 2015-07-16
JPJP-P-2015-141978 2015-07-16
JP2016052398 2016-03-16
JPJP-P-2016-052398 2016-03-16
KR1020187000943A KR20180023953A (ko) 2015-07-16 2016-07-11 액정 표시 장치 및 편광판
PCT/JP2016/070384 WO2017010444A1 (ja) 2015-07-16 2016-07-11 液晶表示装置及び偏光板

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
KR1020187000943A Division KR20180023953A (ko) 2015-07-16 2016-07-11 액정 표시 장치 및 편광판

Publications (2)

Publication Number Publication Date
KR20220027274A KR20220027274A (ko) 2022-03-07
KR102501923B1 true KR102501923B1 (ko) 2023-02-23

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KR1020227005518A Active KR102501923B1 (ko) 2015-07-16 2016-07-11 액정 표시 장치 및 편광판
KR1020187000943A Ceased KR20180023953A (ko) 2015-07-16 2016-07-11 액정 표시 장치 및 편광판

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Country Status (5)

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JP (3) JP6965746B2 (https=)
KR (2) KR102501923B1 (https=)
CN (2) CN107850805B (https=)
TW (2) TWI715600B (https=)
WO (1) WO2017010444A1 (https=)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102501923B1 (ko) * 2015-07-16 2023-02-23 도요보 가부시키가이샤 액정 표시 장치 및 편광판
TWI760447B (zh) * 2017-02-28 2022-04-11 日商東洋紡股份有限公司 液晶顯示裝置
CN110312961B (zh) * 2017-02-28 2022-05-10 东洋纺株式会社 液晶显示装置
JP7476794B2 (ja) * 2018-10-02 2024-05-01 東洋紡株式会社 液晶表示装置、偏光板および偏光子保護フィルム
CN112694845A (zh) * 2020-12-24 2021-04-23 宁波长阳科技股份有限公司 屏幕保护膜及其制备方法
US12061392B2 (en) 2021-03-24 2024-08-13 Toyobo Co., Ltd. Image display device, and method for selecting combination of backlight light source and polarizing plate in liquid crystal display device

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015055680A (ja) * 2013-09-10 2015-03-23 大日本印刷株式会社 偏光板、偏光板の製造方法、画像表示装置、画像表示装置の製造方法及び偏光板の光透過率改善方法
WO2015068513A1 (ja) 2013-11-08 2015-05-14 シャープ株式会社 発光装置、及び照明装置
JP2015094903A (ja) 2013-11-13 2015-05-18 日亜化学工業株式会社 画像表示装置の製造方法並びに発光装置及びカラーフィルターの選択方法

Family Cites Families (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001071395A1 (fr) * 2000-03-23 2001-09-27 Daicel Chemical Industries, Ltd. Feuille a couche de diffusion de lumiere et afficheur a cristaux liquides
JP4341163B2 (ja) 2000-10-10 2009-10-07 コニカミノルタホールディングス株式会社 偏光板保護フィルム及びそれを用いた偏光板、製造方法、液晶表示装置
JP2004205773A (ja) 2002-12-25 2004-07-22 Konica Minolta Holdings Inc 偏光板、その製造方法及びこれを用いた液晶表示装置
JP4352705B2 (ja) 2003-01-14 2009-10-28 コニカミノルタホールディングス株式会社 偏光板保護フィルムとそれを用いた偏光板及び液晶表示装置
JP2004300210A (ja) * 2003-03-28 2004-10-28 Dainippon Printing Co Ltd コーティング組成物、その塗膜、反射防止膜、反射防止フィルム、及び画像表示装置
JP2006276697A (ja) * 2005-03-30 2006-10-12 Dainippon Printing Co Ltd 位相差フィルムおよび液晶表示装置
WO2007026592A1 (ja) * 2005-08-30 2007-03-08 Konica Minolta Opto, Inc. セルロースエステルフィルム、偏光板及び表示装置
JP2007233114A (ja) * 2006-03-02 2007-09-13 Nippon Zeon Co Ltd 偏光板および液晶表示装置
JP5682104B2 (ja) * 2008-09-05 2015-03-11 三菱化学株式会社 蛍光体及びその製造方法と、その蛍光体を用いた蛍光体含有組成物及び発光装置、並びに、その発光装置を用いた画像表示装置及び照明装置
JP5811431B2 (ja) * 2009-09-11 2015-11-11 住友化学株式会社 偏光板および液晶表示装置
JP2011186290A (ja) * 2010-03-10 2011-09-22 Toppan Printing Co Ltd 反射防止フィルムおよびその製造方法
EP2587304B1 (en) 2010-06-22 2019-12-18 Toyobo Co., Ltd. Liquid crystal display device, polarizer and protective film
JP2012203211A (ja) * 2011-03-25 2012-10-22 Sumitomo Chemical Co Ltd 偏光板および液晶表示装置
CN106094091B (zh) * 2011-05-18 2019-03-15 东洋纺株式会社 偏光板和偏振片保护膜
CN103959149B (zh) * 2011-11-29 2017-03-08 东洋纺株式会社 液晶显示装置、偏光板和偏振片保护膜
WO2013080949A1 (ja) 2011-11-29 2013-06-06 東洋紡株式会社 液晶表示装置、偏光板および偏光子保護フィルム
JP5051328B1 (ja) * 2012-01-27 2012-10-17 大日本印刷株式会社 光学積層体、偏光板及び画像表示装置
KR101273789B1 (ko) * 2012-04-19 2013-06-11 다이니폰 인사츠 가부시키가이샤 방현성 필름, 편광판 및 화상 표시 장치
US20130335677A1 (en) * 2012-06-15 2013-12-19 Apple Inc. Quantum Dot-Enhanced Display Having Dichroic Filter
JP6167480B2 (ja) 2012-07-09 2017-07-26 大日本印刷株式会社 光学フィルム、偏光板、液晶パネルおよび画像表示装置
JP6443048B2 (ja) * 2012-07-30 2018-12-26 東洋紡株式会社 液晶表示装置、偏光板及び偏光子保護フィルム
JP5615987B2 (ja) * 2013-02-07 2014-10-29 日東電工株式会社 偏光膜を有する光学積層体
JP6414380B2 (ja) 2013-06-24 2018-10-31 東洋紡株式会社 偏光子保護フィルム及びこれを用いた偏光板、液晶表示装置
KR20150027684A (ko) * 2013-08-29 2015-03-12 삼성에스디아이 주식회사 편광판, 이의 제조방법 및 이를 포함하는 액정표시장치
JP6155993B2 (ja) * 2013-09-05 2017-07-05 日亜化学工業株式会社 カラーフィルター及び発光装置の組合せの選択方法並びに画像表示装置の製造方法
KR20150035065A (ko) * 2013-09-27 2015-04-06 삼성전자주식회사 불소계 형광체를 사용한 표시 장치
JP6448182B2 (ja) * 2013-09-30 2019-01-09 大日本印刷株式会社 画像表示装置、偏光板複合体の製造方法、偏光板セットの製造方法、画像表示装置の製造方法及び画像表示装置の視認性改善方法
KR20150135935A (ko) * 2014-05-26 2015-12-04 우리이앤엘 주식회사 표시 장치
KR20170042668A (ko) * 2014-09-30 2017-04-19 코니카 미놀타 가부시키가이샤 편광판 및 액정 표시 장치
JP6441636B2 (ja) * 2014-10-14 2018-12-19 大日本印刷株式会社 画像表示装置用モジュール及び画像表示装置
WO2016068102A1 (ja) * 2014-10-30 2016-05-06 東洋紡株式会社 液晶表示装置及び偏光板
KR102501923B1 (ko) * 2015-07-16 2023-02-23 도요보 가부시키가이샤 액정 표시 장치 및 편광판

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015055680A (ja) * 2013-09-10 2015-03-23 大日本印刷株式会社 偏光板、偏光板の製造方法、画像表示装置、画像表示装置の製造方法及び偏光板の光透過率改善方法
WO2015068513A1 (ja) 2013-11-08 2015-05-14 シャープ株式会社 発光装置、及び照明装置
JP2015094903A (ja) 2013-11-13 2015-05-18 日亜化学工業株式会社 画像表示装置の製造方法並びに発光装置及びカラーフィルターの選択方法

Also Published As

Publication number Publication date
TWI774173B (zh) 2022-08-11
KR20180023953A (ko) 2018-03-07
WO2017010444A1 (ja) 2017-01-19
JP7331886B2 (ja) 2023-08-23
CN113126355A (zh) 2021-07-16
JP2021144247A (ja) 2021-09-24
CN107850805B (zh) 2021-03-23
JP6965746B2 (ja) 2021-11-10
JPWO2017010444A1 (ja) 2018-04-26
TWI715600B (zh) 2021-01-11
TW202115442A (zh) 2021-04-16
TW201704825A (zh) 2017-02-01
CN107850805A (zh) 2018-03-27
KR20220027274A (ko) 2022-03-07
JP2023153884A (ja) 2023-10-18
JP7663109B2 (ja) 2025-04-16

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