KR102505572B1 - 액정표시장치, 편광판 및 편광자 보호 필름 - Google Patents

액정표시장치, 편광판 및 편광자 보호 필름 Download PDF

Info

Publication number
KR102505572B1
KR102505572B1 KR1020217023849A KR20217023849A KR102505572B1 KR 102505572 B1 KR102505572 B1 KR 102505572B1 KR 1020217023849 A KR1020217023849 A KR 1020217023849A KR 20217023849 A KR20217023849 A KR 20217023849A KR 102505572 B1 KR102505572 B1 KR 102505572B1
Authority
KR
South Korea
Prior art keywords
film
liquid crystal
retardation
crystal display
less
Prior art date
Application number
KR1020217023849A
Other languages
English (en)
Korean (ko)
Other versions
KR20210095974A (ko
Inventor
요시노리 이츠키
미키야 하야시바라
Original Assignee
도요보 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 도요보 가부시키가이샤 filed Critical 도요보 가부시키가이샤
Publication of KR20210095974A publication Critical patent/KR20210095974A/ko
Application granted granted Critical
Publication of KR102505572B1 publication Critical patent/KR102505572B1/ko

Links

Images

Classifications

    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/02—Physical, chemical or physicochemical 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
    • G02F1/13363—Birefringent elements, e.g. for optical compensation
    • G02F1/133635—Multifunctional compensators

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)
  • Polarising Elements (AREA)
  • Liquid Crystal (AREA)
  • Laminated Bodies (AREA)
KR1020217023849A 2013-04-19 2014-04-10 액정표시장치, 편광판 및 편광자 보호 필름 KR102505572B1 (ko)

Applications Claiming Priority (10)

Application Number Priority Date Filing Date Title
JPJP-P-2013-088438 2013-04-19
JP2013088438 2013-04-19
JPJP-P-2013-088463 2013-04-19
JP2013088463 2013-04-19
JPJP-P-2013-195549 2013-09-20
JPJP-P-2013-195557 2013-09-20
JP2013195549 2013-09-20
JP2013195557 2013-09-20
KR1020157031897A KR102285068B1 (ko) 2013-04-19 2014-04-10 액정표시장치, 편광판 및 편광자 보호 필름
PCT/JP2014/060377 WO2014171386A1 (ja) 2013-04-19 2014-04-10 液晶表示装置、偏光板及び偏光子保護フィルム

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
KR1020157031897A Division KR102285068B1 (ko) 2013-04-19 2014-04-10 액정표시장치, 편광판 및 편광자 보호 필름

Publications (2)

Publication Number Publication Date
KR20210095974A KR20210095974A (ko) 2021-08-03
KR102505572B1 true KR102505572B1 (ko) 2023-03-02

Family

ID=51731329

Family Applications (2)

Application Number Title Priority Date Filing Date
KR1020157031897A KR102285068B1 (ko) 2013-04-19 2014-04-10 액정표시장치, 편광판 및 편광자 보호 필름
KR1020217023849A KR102505572B1 (ko) 2013-04-19 2014-04-10 액정표시장치, 편광판 및 편광자 보호 필름

Family Applications Before (1)

Application Number Title Priority Date Filing Date
KR1020157031897A KR102285068B1 (ko) 2013-04-19 2014-04-10 액정표시장치, 편광판 및 편광자 보호 필름

Country Status (5)

Country Link
JP (2) JP6586727B2 (zh)
KR (2) KR102285068B1 (zh)
CN (1) CN105143967B (zh)
TW (1) TWI557447B (zh)
WO (1) WO2014171386A1 (zh)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4888853B2 (ja) 2009-11-12 2012-02-29 学校法人慶應義塾 液晶表示装置の視認性改善方法、及びそれを用いた液晶表示装置
EP2587304B1 (en) 2010-06-22 2019-12-18 Toyobo Co., Ltd. Liquid crystal display device, polarizer and protective film
WO2012157662A1 (ja) 2011-05-18 2012-11-22 東洋紡株式会社 三次元画像表示対応液晶表示装置に適した偏光板及び液晶表示装置
JP6688447B2 (ja) * 2014-11-11 2020-04-28 東洋紡株式会社 偏光子保護フィルム、偏光板、それを用いた液晶表示装置
JP2017107152A (ja) * 2015-11-30 2017-06-15 東洋紡株式会社 液晶表示装置
CN106094233A (zh) * 2015-12-02 2016-11-09 派尼尔科技（天津）有限公司 一种显示器护眼屏
CN116080233A (zh) * 2015-12-28 2023-05-09 东洋纺株式会社 层叠聚酯膜
AU2016381909B2 (en) * 2015-12-28 2020-10-15 Furanix Technologies B.V. Layered Polyester Film
TWI717477B (zh) * 2016-03-30 2021-02-01 日商東洋紡股份有限公司 聚酯膜、聚酯膜捲筒以及聚酯膜的製造方法
US11511473B2 (en) 2017-03-01 2022-11-29 Toyobo Co., Ltd. Method for producing polyester film having furandicarboxylate unit
KR102411863B1 (ko) * 2017-03-01 2022-06-22 도요보 가부시키가이샤 푸란디카르복실산 유닛을 갖는 폴리에스테르 필름과 히트 시일성 수지층을 구비하는 적층체 및 포장 주머니
WO2018181653A1 (ja) * 2017-03-31 2018-10-04 東洋紡株式会社 偏光子保護フィルム、偏光板及び画像表示装置
EP3617782B1 (en) 2017-04-28 2023-01-25 LG Chem, Ltd. Optical modulation device
CN111443416B (zh) * 2017-09-15 2022-06-17 东洋纺株式会社 偏光板和液晶显示装置
WO2020067243A1 (ja) * 2018-09-28 2020-04-02 東洋紡株式会社 指紋認証センサー付き画像表示装置
KR102486599B1 (ko) * 2019-12-31 2023-01-09 삼성에스디아이 주식회사 편광자 보호 필름, 이를 포함하는 편광판 및 이를 포함하는 광학표시장치
WO2022009725A1 (ja) * 2020-07-07 2022-01-13 東洋紡株式会社 液晶表示装置
CN112164324B (zh) * 2020-09-04 2022-07-15 中国科学技术大学 具有改变出射光偏振状态的有机发光显示装置
KR20230112122A (ko) * 2020-12-02 2023-07-26 다이니폰 인사츠 가부시키가이샤 폴리에스테르 필름, 편광판 및 화상 표시 장치
KR102579334B1 (ko) * 2021-03-24 2023-09-15 도요보 가부시키가이샤 화상 표시 장치 및 액정 표시 장치에 있어서의 백라이트 광원과 편광판의 조합을 선택하는 방법
WO2023248877A1 (ja) * 2022-06-22 2023-12-28 東洋紡株式会社 偏光子保護用ポリエステルフィルム、偏光板及び液晶表示装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012157662A1 (ja) * 2011-05-18 2012-11-22 東洋紡株式会社 三次元画像表示対応液晶表示装置に適した偏光板及び液晶表示装置
JP2012256014A (ja) 2010-06-22 2012-12-27 Toyobo Co Ltd 液晶表示装置、偏光板および偏光子保護フィルム

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5977401A (ja) * 1982-09-22 1984-05-02 Nitto Electric Ind Co Ltd 偏光板
KR20080031847A (ko) * 2005-07-04 2008-04-11 닛토덴코 가부시키가이샤 광학 기능 필름의 제조 방법, 광학 기능 필름, 편광판,광학 소자 및 화상 표시 장치
JP5261997B2 (ja) * 2007-06-27 2013-08-14 東洋紡株式会社 二軸配向ポリエステルフィルム
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
JP2013054207A (ja) * 2011-09-05 2013-03-21 Mitsubishi Plastics Inc 偏光板保護用ポリエステルフィルムおよびその製造方法
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
WO2014021242A1 (ja) * 2012-07-30 2014-02-06 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

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012256014A (ja) 2010-06-22 2012-12-27 Toyobo Co Ltd 液晶表示装置、偏光板および偏光子保護フィルム
WO2012157662A1 (ja) * 2011-05-18 2012-11-22 東洋紡株式会社 三次元画像表示対応液晶表示装置に適した偏光板及び液晶表示装置

Also Published As

Publication number Publication date
JP6586727B2 (ja) 2019-10-09
WO2014171386A1 (ja) 2014-10-23
CN105143967B (zh) 2019-02-19
JPWO2014171386A1 (ja) 2017-02-23
KR20150143590A (ko) 2015-12-23
CN105143967A (zh) 2015-12-09
KR20210095974A (ko) 2021-08-03
JP6658954B1 (ja) 2020-03-04
TWI557447B (zh) 2016-11-11
JP2020073951A (ja) 2020-05-14
KR102285068B1 (ko) 2021-08-02
TW201441679A (zh) 2014-11-01

Similar Documents

Publication Publication Date Title
KR102505572B1 (ko) 액정표시장치, 편광판 및 편광자 보호 필름
JP6414380B2 (ja) 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
JP6354410B2 (ja) 偏光子保護フィルム、偏光板、それを用いた液晶表示装置
JP6880548B2 (ja) 液晶表示装置
JP6439445B2 (ja) 画像表示装置
JP6459160B2 (ja) 画像表示装置
JP2015143778A (ja) 偏光子保護フィルム、偏光板、それを用いた液晶表示装置
JP2016200716A (ja) 液晶表示装置
TWI737637B (zh) 液晶顯示裝置及偏光板
JP6212906B2 (ja) 液晶表示装置、偏光板、及び、偏光子保護フィルム
JP6102310B2 (ja) 画像表示装置
JP6160109B2 (ja) 画像表示装置
JP6256721B2 (ja) 偏光子保護フィルム、偏光板、それを用いた液晶表示装置
KR102532754B1 (ko) 액정 표시 장치
JP6459176B2 (ja) 液晶表示装置及び偏光板
JP6398148B2 (ja) 画像表示装置
JP6688447B2 (ja) 偏光子保護フィルム、偏光板、それを用いた液晶表示装置
JP6064654B2 (ja) 画像表示装置
JP6303264B2 (ja) 画像表示装置
JP6102309B2 (ja) 画像表示装置
JP2018185517A (ja) 画像表示装置

Legal Events

Date Code Title Description
A107 Divisional application of patent
E902 Notification of reason for refusal
AMND Amendment
E601 Decision to refuse application
X091 Application refused [patent]
AMND Amendment
X701 Decision to grant (after re-examination)