JP7835163B2 - ポリエステルフィルム、偏光板及び画像表示装置 - Google Patents

ポリエステルフィルム、偏光板及び画像表示装置

Info

Publication number
JP7835163B2
JP7835163B2 JP2022566910A JP2022566910A JP7835163B2 JP 7835163 B2 JP7835163 B2 JP 7835163B2 JP 2022566910 A JP2022566910 A JP 2022566910A JP 2022566910 A JP2022566910 A JP 2022566910A JP 7835163 B2 JP7835163 B2 JP 7835163B2
Authority
JP
Japan
Prior art keywords
polyester film
less
film
stretching
martens hardness
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
JP2022566910A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2022118807A1 (https=
Inventor
佳子 田中
光 堀田
翔生 久保田
剛志 黒田
章伸 牛山
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dai Nippon Printing Co Ltd
Original Assignee
Dai Nippon Printing 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 Dai Nippon Printing Co Ltd filed Critical Dai Nippon Printing Co Ltd
Publication of JPWO2022118807A1 publication Critical patent/JPWO2022118807A1/ja
Application granted granted Critical
Publication of JP7835163B2 publication Critical patent/JP7835163B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • 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
    • 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
    • G02F1/133528—Polarisers
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B33/00—Electroluminescent light sources
    • H05B33/02—Details
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
    • H10K59/80—Constructional details
    • H10K59/8793—Arrangements for polarized light emission
    • 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
    • C08J2367/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
    • 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
    • C08J2367/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
    • C08J2367/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
    • H10K59/80—Constructional details
    • H10K59/8791—Arrangements for improving contrast, e.g. preventing reflection of ambient light

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Nonlinear Science (AREA)
  • Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Mathematical Physics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Theoretical Computer Science (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Laminated Bodies (AREA)
  • Polarising Elements (AREA)
JP2022566910A 2020-12-02 2021-11-30 ポリエステルフィルム、偏光板及び画像表示装置 Active JP7835163B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020200488 2020-12-02
JP2020200488 2020-12-02
PCT/JP2021/043736 WO2022118807A1 (ja) 2020-12-02 2021-11-30 ポリエステルフィルム、偏光板及び画像表示装置

Publications (2)

Publication Number Publication Date
JPWO2022118807A1 JPWO2022118807A1 (https=) 2022-06-09
JP7835163B2 true JP7835163B2 (ja) 2026-03-25

Family

ID=81853938

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022566910A Active JP7835163B2 (ja) 2020-12-02 2021-11-30 ポリエステルフィルム、偏光板及び画像表示装置

Country Status (5)

Country Link
US (1) US12541042B2 (https=)
JP (1) JP7835163B2 (https=)
KR (1) KR20230112122A (https=)
CN (1) CN116569103A (https=)
WO (1) WO2022118807A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPWO2024014458A1 (https=) * 2022-07-13 2024-01-18
WO2024225103A1 (ja) * 2023-04-26 2024-10-31 日東電工株式会社 表面保護フィルムおよび光学積層体

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020100926A1 (ja) 2018-11-13 2020-05-22 大日本印刷株式会社 光学フィルム、偏光板、画像表示装置用の表面板及び画像表示装置
JP2020079884A (ja) 2018-11-13 2020-05-28 大日本印刷株式会社 偏光板及び画像表示装置
WO2020138502A1 (ja) 2018-12-28 2020-07-02 大日本印刷株式会社 光学フィルム、偏光子保護フィルム、偏光子保護フィルム用転写体、偏光板、画像表示装置、および偏光子保護フィルムの製造方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20090012353A (ko) * 2006-06-08 2009-02-03 피피지 인더스트리즈 오하이오 인코포레이티드 편광 광학 요소 및 폴리우레탄-함유 필름의 제조방법
JP5217906B2 (ja) * 2008-10-29 2013-06-19 コニカミノルタアドバンストレイヤー株式会社 偏光板、液晶表示装置、及びｉｐｓ（インプレーンスイッチング）モード型液晶表示装置
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
WO2013132837A1 (ja) * 2012-03-09 2013-09-12 三菱瓦斯化学株式会社 ドリル孔あけ用エントリーシート
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
JPWO2014203894A1 (ja) * 2013-06-19 2017-02-23 富士フイルム株式会社 ポリエステルフィルム、偏光板及び画像表示装置
TWI649591B (zh) * 2016-05-31 2019-02-01 南韓商Ｓｋｃ股份有限公司 偏光件用保護膜、包含該膜之偏光板及具有該偏光板之顯示裝置
JP2018010821A (ja) * 2016-07-15 2018-01-18 東レ株式会社 有機エレクトロルミネッセンス表示装置用ポリエステルフィルム及び積層ポリエステルフィルム並びに有機エレクトロルミネッセンス表示装置
KR102315000B1 (ko) * 2017-08-23 2021-10-20 동우 화인켐 주식회사 하드코팅 필름 및 이를 포함하는 화상표시장치
JP2019197162A (ja) * 2018-05-10 2019-11-14 キヤノン株式会社 帯電ローラ、カートリッジ及び画像形成装置
WO2020080186A1 (ja) * 2018-10-15 2020-04-23 日東電工株式会社 位相差層付偏光板およびそれを用いた画像表示装置
US11846755B2 (en) * 2019-02-11 2023-12-19 Sk Innovation Co., Ltd. Hard coating film and flexible display panel including the same
KR20220067548A (ko) 2019-09-30 2022-05-24 다이니폰 인사츠 가부시키가이샤 광학용의 2축 연신 플라스틱 필름, 편광판, 화상 표시 장치 및 2축 연신 플라스틱 필름의 선정 방법
JP2024069732A (ja) 2021-03-17 2024-05-22 Tdk株式会社 含フッ素化合物および造影剤

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020100926A1 (ja) 2018-11-13 2020-05-22 大日本印刷株式会社 光学フィルム、偏光板、画像表示装置用の表面板及び画像表示装置
JP2020079884A (ja) 2018-11-13 2020-05-28 大日本印刷株式会社 偏光板及び画像表示装置
WO2020138502A1 (ja) 2018-12-28 2020-07-02 大日本印刷株式会社 光学フィルム、偏光子保護フィルム、偏光子保護フィルム用転写体、偏光板、画像表示装置、および偏光子保護フィルムの製造方法

Also Published As

Publication number Publication date
CN116569103A (zh) 2023-08-08
TW202239575A (zh) 2022-10-16
US20230417956A1 (en) 2023-12-28
JPWO2022118807A1 (https=) 2022-06-09
KR20230112122A (ko) 2023-07-26
WO2022118807A1 (ja) 2022-06-09
US12541042B2 (en) 2026-02-03

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