JP6708996B2 - 偏光子保護フィルム、偏光板及び液晶表示装置 - Google Patents

偏光子保護フィルム、偏光板及び液晶表示装置 Download PDF

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Publication number
JP6708996B2
JP6708996B2 JP2019542260A JP2019542260A JP6708996B2 JP 6708996 B2 JP6708996 B2 JP 6708996B2 JP 2019542260 A JP2019542260 A JP 2019542260A JP 2019542260 A JP2019542260 A JP 2019542260A JP 6708996 B2 JP6708996 B2 JP 6708996B2
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Japan
Prior art keywords
polarizer
polyester film
film
protecting
liquid crystal
Prior art date
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Application number
JP2019542260A
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English (en)
Japanese (ja)
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JPWO2019054406A1 (ja
Inventor
勝貴 中瀬
勝貴 中瀬
敦史 藤田
敦史 藤田
村田　浩一
浩一 村田
佐々木　靖
靖 佐々木
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Toyobo Co Ltd
Original Assignee
Toyobo Co Ltd
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 Toyobo Co Ltd filed Critical Toyobo Co Ltd
Priority to JP2020020389A priority Critical patent/JP7322736B2/ja
Publication of JPWO2019054406A1 publication Critical patent/JPWO2019054406A1/ja
Application granted granted Critical
Publication of JP6708996B2 publication Critical patent/JP6708996B2/ja
Priority to JP2023118266A priority patent/JP7613512B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • 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
    • 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)
JP2019542260A 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 Active JP6708996B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2020020389A JP7322736B2 (ja) 2017-09-15 2020-02-10 偏光子保護フィルム、偏光板及び液晶表示装置
JP2023118266A JP7613512B2 (ja) 2017-09-15 2023-07-20 偏光子保護フィルム、偏光板及び液晶表示装置

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2017177630 2017-09-15
JP2017177630 2017-09-15
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 Child Applications (1)

Application Number Title Priority Date Filing Date
JP2020020389A Division JP7322736B2 (ja) 2017-09-15 2020-02-10 偏光子保護フィルム、偏光板及び液晶表示装置

Publications (2)

Publication Number Publication Date
JPWO2019054406A1 JPWO2019054406A1 (ja) 2020-04-02
JP6708996B2 true JP6708996B2 (ja) 2020-06-10

Family

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Family Applications (4)

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JP2019542260A Active JP6708996B2 (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
JP2020020389A Active JP7322736B2 (ja) 2017-09-15 2020-02-10 偏光子保護フィルム、偏光板及び液晶表示装置
JP2020071555A Active JP7288878B2 (ja) 2017-09-15 2020-04-13 偏光子保護フィルム、偏光板及び液晶表示装置
JP2023118266A Active JP7613512B2 (ja) 2017-09-15 2023-07-20 偏光子保護フィルム、偏光板及び液晶表示装置

Family Applications After (3)

Application Number Title Priority Date Filing Date
JP2020020389A Active JP7322736B2 (ja) 2017-09-15 2020-02-10 偏光子保護フィルム、偏光板及び液晶表示装置
JP2020071555A Active JP7288878B2 (ja) 2017-09-15 2020-04-13 偏光子保護フィルム、偏光板及び液晶表示装置
JP2023118266A Active JP7613512B2 (ja) 2017-09-15 2023-07-20 偏光子保護フィルム、偏光板及び液晶表示装置

Country Status (5)

Country Link
JP (4) JP6708996B2 (https=)
KR (2) KR102453214B1 (https=)
CN (3) CN111051937B (https=)
TW (2) TWI744551B (https=)
WO (1) WO2019054406A1 (https=)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102662107B1 (ko) * 2019-01-11 2024-05-02 산진 옵토일렉트로닉스 (난징) 컴퍼니 리미티드 편광판의 제조 방법
KR102621169B1 (ko) * 2019-01-11 2024-01-05 산진 옵토일렉트로닉스 (난징) 컴퍼니 리미티드 편광판의 제조 방법
KR102864426B1 (ko) * 2019-01-11 2025-09-25 산진 옵토일렉트로닉스 (난징) 컴퍼니 리미티드 디스플레이 장치
KR102711409B1 (ko) * 2020-03-31 2024-09-27 도요보 가부시키가이샤 편광자 보호용 폴리에스테르 필름, 편광판 및 액정 표시 장치
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
JPWO2022085623A1 (https=) * 2020-10-23 2022-04-28
JP2023181885A (ja) * 2022-06-13 2023-12-25 日本精機株式会社 ヘッドアップディスプレイ装置
CN119404121A (zh) 2022-06-22 2025-02-07 东洋纺株式会社 偏振片保护用聚酯薄膜、偏光板和液晶显示装置

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JP3909794B2 (ja) * 1999-09-29 2007-04-25 富士フイルム株式会社 ポリエステルフィルムの製造方法
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
US20090036667A1 (en) * 2005-06-10 2009-02-05 Fujifilm Corporation Cellulose acylate film and method for producing same, polarizing plate, retardation film, optical compensatory film, anti-reflection film, and liquid crystal display device
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
CN102015849A (zh) * 2008-05-16 2011-04-13 Skc株式会社 热收缩性聚酯薄膜
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
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
JP5990128B2 (ja) * 2013-05-01 2016-09-07 富士フイルム株式会社 液晶表示装置
TW201539092A (zh) * 2014-03-13 2015-10-16 Fujifilm Corp 液晶顯示裝置
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
JPWO2015190190A1 (ja) * 2014-06-11 2017-04-20 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
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Also Published As

Publication number Publication date
KR20200046111A (ko) 2020-05-06
TWI744551B (zh) 2021-11-01
JP2020091494A (ja) 2020-06-11
JP7613512B2 (ja) 2025-01-15
JP7288878B2 (ja) 2023-06-08
JP2020144376A (ja) 2020-09-10
CN115308821A (zh) 2022-11-08
CN111051937B (zh) 2022-08-26
TW202030241A (zh) 2020-08-16
WO2019054406A1 (ja) 2019-03-21
JP2023143934A (ja) 2023-10-06
KR102453214B1 (ko) 2022-10-11
CN111443416B (zh) 2022-06-17
TW201920394A (zh) 2019-06-01
KR102468284B1 (ko) 2022-11-17
CN111051937A (zh) 2020-04-21
JP7322736B2 (ja) 2023-08-08
KR20200054241A (ko) 2020-05-19
CN115308821B (zh) 2024-05-24
CN111443416A (zh) 2020-07-24
TWI805917B (zh) 2023-06-21
JPWO2019054406A1 (ja) 2020-04-02

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