KR102468284B1 - 편광자 보호 필름, 편광판 및 액정 표시 장치 - Google Patents

편광자 보호 필름, 편광판 및 액정 표시 장치 Download PDF

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Publication number
KR102468284B1
KR102468284B1 KR1020207011074A KR20207011074A KR102468284B1 KR 102468284 B1 KR102468284 B1 KR 102468284B1 KR 1020207011074 A KR1020207011074 A KR 1020207011074A KR 20207011074 A KR20207011074 A KR 20207011074A KR 102468284 B1 KR102468284 B1 KR 102468284B1
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KR
South Korea
Prior art keywords
polyester film
polarizer
film
polarizing plate
liquid crystal
Prior art date
Application number
KR1020207011074A
Other languages
English (en)
Korean (ko)
Other versions
KR20200046111A (ko
Inventor
가츠키 나카세
아츠시 후지타
고우이치 무라타
야스시 사사키
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.)
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Publication date
Application filed by 도요보 가부시키가이샤 filed Critical 도요보 가부시키가이샤
Publication of KR20200046111A publication Critical patent/KR20200046111A/ko
Application granted granted Critical
Publication of KR102468284B1 publication Critical patent/KR102468284B1/ko

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Classifications

    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
    • B29C55/04—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique
    • B29C55/06—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique parallel with the direction of feed
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/18—Manufacture of films or sheets
    • 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
    • G02F1/133528—Polarisers

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Nonlinear Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mathematical Physics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polarising Elements (AREA)
  • Laminated Bodies (AREA)
  • Liquid Crystal (AREA)
  • Surface Treatment Of Optical Elements (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
KR1020207011074A 2017-09-15 2018-09-12 편광자 보호 필름, 편광판 및 액정 표시 장치 KR102468284B1 (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2017177630 2017-09-15
JPJP-P-2017-177630 2017-09-15
KR1020207010201A KR102453214B1 (ko) 2017-09-15 2018-09-12 편광자 보호 필름, 편광판 및 액정 표시 장치
PCT/JP2018/033793 WO2019054406A1 (ja) 2017-09-15 2018-09-12 偏光子保護フィルム、偏光板及び液晶表示装置

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
KR1020207010201A Division KR102453214B1 (ko) 2017-09-15 2018-09-12 편광자 보호 필름, 편광판 및 액정 표시 장치

Publications (2)

Publication Number Publication Date
KR20200046111A KR20200046111A (ko) 2020-05-06
KR102468284B1 true KR102468284B1 (ko) 2022-11-17

Family

ID=65722819

Family Applications (2)

Application Number Title Priority Date Filing Date
KR1020207011074A KR102468284B1 (ko) 2017-09-15 2018-09-12 편광자 보호 필름, 편광판 및 액정 표시 장치
KR1020207010201A KR102453214B1 (ko) 2017-09-15 2018-09-12 편광자 보호 필름, 편광판 및 액정 표시 장치

Family Applications After (1)

Application Number Title Priority Date Filing Date
KR1020207010201A KR102453214B1 (ko) 2017-09-15 2018-09-12 편광자 보호 필름, 편광판 및 액정 표시 장치

Country Status (5)

Country Link
JP (4) JP6708996B2 (ja)
KR (2) KR102468284B1 (ja)
CN (3) CN111443416B (ja)
TW (2) TWI805917B (ja)
WO (1) WO2019054406A1 (ja)

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* Cited by examiner, † Cited by third party
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KR102662107B1 (ko) * 2019-01-11 2024-05-02 산진 옵토일렉트로닉스 (난징) 컴퍼니 리미티드 편광판의 제조 방법
KR20200087435A (ko) * 2019-01-11 2020-07-21 주식회사 엘지화학 편광판
KR102621169B1 (ko) * 2019-01-11 2024-01-05 산진 옵토일렉트로닉스 (난징) 컴퍼니 리미티드 편광판의 제조 방법
JP7024934B1 (ja) * 2020-03-31 2022-02-24 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
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
EP4235235A1 (en) * 2020-10-23 2023-08-30 Toyobo Co., Ltd. Polyethylene terephthalate-based resin film, and polarizing plate, transparent conductive film, touch panel, and image display device using same
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 (3)

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JP2001098089A (ja) * 1999-09-29 2001-04-10 Fuji Photo Film Co Ltd ポリエステル支持体およびハロゲン化銀写真感光材料
WO2014171386A1 (ja) * 2013-04-19 2014-10-23 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
WO2015137446A1 (ja) * 2014-03-13 2015-09-17 富士フイルム株式会社 液晶表示装置

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JP2004099754A (ja) * 2002-09-10 2004-04-02 Teijin Ltd 光学用フィルム
JP2004226799A (ja) * 2003-01-24 2004-08-12 Konica Minolta Holdings Inc 偏光板保護フィルム、偏光板及び画像表示用材料
WO2006132367A1 (ja) * 2005-06-10 2006-12-14 Fujifilm Corporation セルロースアシレートフィルムおよびその製造方法、偏光板、位相差フィルム、光学補償フィルム、反射防止フィルム、並びに液晶表示装置
JP2008107499A (ja) 2006-10-24 2008-05-08 Fujifilm Corp 偏光板及び液晶表示装置
JP4938632B2 (ja) * 2007-12-07 2012-05-23 日東電工株式会社 液晶パネル及び液晶表示装置
JP2009198666A (ja) 2008-02-20 2009-09-03 Fujifilm Corp 偏光板の製造方法、偏光板およびそれを用いた液晶表示装置
EP2287238B1 (en) * 2008-05-16 2016-02-24 SKC Co., Ltd. Heat-shrinkable polyester film
US8159635B2 (en) * 2009-06-26 2012-04-17 Fujifilm Corporation Liquid crystal display device
JP2013109116A (ja) * 2011-11-21 2013-06-06 Konica Minolta Advanced Layers Inc 偏光膜保護フィルムの製造方法、偏光膜保護フィルム、偏光板及びそれを用いた液晶表示装置
JP2013181063A (ja) * 2012-02-29 2013-09-12 Nitto Denko Corp 自発巻回性粘着フィルム
JP2013200435A (ja) * 2012-03-26 2013-10-03 Mitsubishi Plastics Inc 偏光板保護用ポリエステルフィルム
US10539717B2 (en) * 2012-12-20 2020-01-21 Samsung Sdi Co., Ltd. Polarizing plates and optical display apparatuses including the polarizing plates
JP5990128B2 (ja) * 2013-05-01 2016-09-07 富士フイルム株式会社 液晶表示装置
JP6378540B2 (ja) * 2014-05-26 2018-08-22 富士フイルム株式会社 ポリエステルフィルム、ポリエステルフィルムの製造方法、偏光板、画像表示装置及び液晶表示装置
WO2015190190A1 (ja) * 2014-06-11 2015-12-17 コニカミノルタ株式会社 液晶表示装置
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JP2016141058A (ja) * 2015-02-03 2016-08-08 東レ株式会社 二軸配向ポリエステルフィルムおよびその製造方法
KR102502207B1 (ko) 2016-03-31 2023-02-21 도요보 가부시키가이샤 편광자 보호 필름, 편광판 및 액정 표시 장치

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001098089A (ja) * 1999-09-29 2001-04-10 Fuji Photo Film Co Ltd ポリエステル支持体およびハロゲン化銀写真感光材料
WO2014171386A1 (ja) * 2013-04-19 2014-10-23 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
WO2015137446A1 (ja) * 2014-03-13 2015-09-17 富士フイルム株式会社 液晶表示装置

Also Published As

Publication number Publication date
CN111051937B (zh) 2022-08-26
JP2023143934A (ja) 2023-10-06
TW202030241A (zh) 2020-08-16
WO2019054406A1 (ja) 2019-03-21
KR20200046111A (ko) 2020-05-06
CN115308821B (zh) 2024-05-24
CN111051937A (zh) 2020-04-21
TW201920394A (zh) 2019-06-01
CN111443416A (zh) 2020-07-24
CN115308821A (zh) 2022-11-08
JP7322736B2 (ja) 2023-08-08
JP7288878B2 (ja) 2023-06-08
TWI744551B (zh) 2021-11-01
JP2020144376A (ja) 2020-09-10
CN111443416B (zh) 2022-06-17
JP6708996B2 (ja) 2020-06-10
JP2020091494A (ja) 2020-06-11
TWI805917B (zh) 2023-06-21
KR102453214B1 (ko) 2022-10-11
KR20200054241A (ko) 2020-05-19
JPWO2019054406A1 (ja) 2020-04-02

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