TWI563322B - Liquid crystal display device, polarizing plate and polarizer protection film - Google Patents

Liquid crystal display device, polarizing plate and polarizer protection film

Info

Publication number
TWI563322B
TWI563322B TW101150351A TW101150351A TWI563322B TW I563322 B TWI563322 B TW I563322B TW 101150351 A TW101150351 A TW 101150351A TW 101150351 A TW101150351 A TW 101150351A TW I563322 B TWI563322 B TW I563322B
Authority
TW
Taiwan
Prior art keywords
liquid crystal
display device
crystal display
polarizing plate
protection film
Prior art date
Application number
TW101150351A
Other languages
English (en)
Other versions
TW201337407A (zh
Inventor
Kouichi Murata
Yasushi Sasaki
Yoshitomo Ikehata
Original Assignee
Toyo Boseki
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=48697523&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=TWI563322(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Toyo Boseki filed Critical Toyo Boseki
Publication of TW201337407A publication Critical patent/TW201337407A/zh
Application granted granted Critical
Publication of TWI563322B publication Critical patent/TWI563322B/zh

Links

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
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • 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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
    • G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
    • G02B1/14—Protective coatings, e.g. hard coatings
    • 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
    • G02F1/133528—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
    • G02F1/1336—Illuminating devices
    • 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
    • G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
    • G02F1/133607—Direct backlight including a specially adapted diffusing, scattering or light controlling members the light controlling member including light directing or refracting elements, e.g. prisms or lenses
    • 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
    • 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
    • B32B2457/00—Electrical equipment
    • B32B2457/20—Displays, e.g. liquid crystal displays, plasma displays
    • G02B1/105—
    • 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
    • G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
    • G02F2201/50—Protective arrangements

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)
  • Laminated Bodies (AREA)
TW101150351A 2011-12-28 2012-12-27 Liquid crystal display device, polarizing plate and polarizer protection film TWI563322B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2011287513 2011-12-28
JP2012169632 2012-07-31

Publications (2)

Publication Number Publication Date
TW201337407A TW201337407A (zh) 2013-09-16
TWI563322B true TWI563322B (en) 2016-12-21

Family

ID=48697523

Family Applications (1)

Application Number Title Priority Date Filing Date
TW101150351A TWI563322B (en) 2011-12-28 2012-12-27 Liquid crystal display device, polarizing plate and polarizer protection film

Country Status (4)

Country Link
JP (1) JP6136935B2 (zh)
KR (3) KR102369250B1 (zh)
TW (1) TWI563322B (zh)
WO (1) WO2013100044A1 (zh)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015141217A (ja) * 2014-01-27 2015-08-03 東洋紡株式会社 偏光子保護フィルム、偏光板及び液晶表示装置
JP6565907B2 (ja) * 2014-05-30 2019-08-28 日本ゼオン株式会社 複層フィルム及び巻回体
JP6314228B2 (ja) * 2014-07-18 2018-04-18 富士フイルム株式会社 一軸配向ポリエステルフィルム、ハードコートフィルム、タッチパネル用センサーフィルム、飛散防止フィルム、反射防止フィルム、タッチパネルおよび一軸配向ポリエステルフィルムの製造方法
JP7238326B2 (ja) * 2018-01-11 2023-03-14 東洋紡株式会社 偏光解消フィルム及びそれを用いた画像表示装置
KR20200073579A (ko) 2018-12-14 2020-06-24 엘지디스플레이 주식회사 액정표시장치
KR20200078021A (ko) 2018-12-21 2020-07-01 엘지디스플레이 주식회사 하이브리드 디스플레이 장치

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW575501B (en) * 2001-01-05 2004-02-11 Teijin Ltd Polyester film for releasing a polarizing plate
CN1847958A (zh) * 2005-03-25 2006-10-18 柯尼卡美能达精密光学株式会社 光学补偿膜、光学补偿膜的制法、偏振片及液晶显示装置
WO2011058774A1 (ja) * 2009-11-12 2011-05-19 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
JP2011110718A (ja) * 2009-11-24 2011-06-09 Toyobo Co Ltd 二軸配向ポリエチレンテレフタレートフィルム

Family Cites Families (12)

* 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
JPS6026304A (ja) * 1983-07-22 1985-02-09 Nitto Electric Ind Co Ltd 偏光板
JP4106749B2 (ja) * 1997-06-25 2008-06-25 三菱化学ポリエステルフィルム株式会社 液晶表示板表面保護フィルム
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
JP2004237451A (ja) * 2003-02-03 2004-08-26 Teijin Dupont Films Japan Ltd 偏光板離形用ポリエステルフィルム
JP4825988B2 (ja) * 2005-03-25 2011-11-30 コニカミノルタオプト株式会社 光学補償フィルムの製造方法
JP2010243630A (ja) * 2009-04-02 2010-10-28 Mitsubishi Plastics Inc 偏光板保護用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
JP5428868B2 (ja) * 2010-01-06 2014-02-26 東洋紡株式会社 光学用易接着性ポリエステルフィルム
JP4962661B2 (ja) * 2010-06-22 2012-06-27 東洋紡績株式会社 液晶表示装置、偏光板および偏光子保護フィルム

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW575501B (en) * 2001-01-05 2004-02-11 Teijin Ltd Polyester film for releasing a polarizing plate
CN1847958A (zh) * 2005-03-25 2006-10-18 柯尼卡美能达精密光学株式会社 光学补偿膜、光学补偿膜的制法、偏振片及液晶显示装置
WO2011058774A1 (ja) * 2009-11-12 2011-05-19 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
JP2011110718A (ja) * 2009-11-24 2011-06-09 Toyobo Co Ltd 二軸配向ポリエチレンテレフタレートフィルム

Also Published As

Publication number Publication date
WO2013100044A1 (ja) 2013-07-04
KR20140113700A (ko) 2014-09-24
TW201337407A (zh) 2013-09-16
KR20210111367A (ko) 2021-09-10
KR102300768B1 (ko) 2021-09-09
JPWO2013100044A1 (ja) 2015-05-11
KR20190090027A (ko) 2019-07-31
KR102369250B1 (ko) 2022-02-28
JP6136935B2 (ja) 2017-05-31

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