JP7847937B2 - 位相差層付偏光板およびそれを用いた有機エレクトロルミネセンス表示装置 - Google Patents

位相差層付偏光板およびそれを用いた有機エレクトロルミネセンス表示装置

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Publication number
JP7847937B2
JP7847937B2 JP2020087156A JP2020087156A JP7847937B2 JP 7847937 B2 JP7847937 B2 JP 7847937B2 JP 2020087156 A JP2020087156 A JP 2020087156A JP 2020087156 A JP2020087156 A JP 2020087156A JP 7847937 B2 JP7847937 B2 JP 7847937B2
Authority
JP
Japan
Prior art keywords
phase difference
layer
polarizing plate
difference layer
polarizer
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
JP2020087156A
Other languages
English (en)
Japanese (ja)
Other versions
JP2021063975A (ja
Inventor
寛 友久
周作 後藤
一生 田中
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.)
Nitto Denko Corp
Original Assignee
Nitto Denko Corp
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 Nitto Denko Corp filed Critical Nitto Denko Corp
Priority to JP2020087156A priority Critical patent/JP7847937B2/ja
Priority to PCT/JP2020/030573 priority patent/WO2021070467A1/ja
Priority to CN202080070457.3A priority patent/CN114502998A/zh
Priority to KR1020227011468A priority patent/KR20220076468A/ko
Priority to TW109133647A priority patent/TW202125000A/zh
Publication of JP2021063975A publication Critical patent/JP2021063975A/ja
Priority to JP2025259370A priority patent/JP2026053454A/ja
Application granted granted Critical
Publication of JP7847937B2 publication Critical patent/JP7847937B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G02B5/3083—Birefringent or phase retarding elements
    • 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
    • B32B7/023—Optical properties
    • 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
    • G02B5/3041—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 comprising multiple thin layers, e.g. multilayer stacks
    • 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
    • H10K59/87—Passivation; Containers; Encapsulations
    • H10K59/873—Encapsulations
    • 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
    • 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Polarising Elements (AREA)
  • Electroluminescent Light Sources (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Laminated Bodies (AREA)
JP2020087156A 2019-10-10 2020-05-19 位相差層付偏光板およびそれを用いた有機エレクトロルミネセンス表示装置 Active JP7847937B2 (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP2020087156A JP7847937B2 (ja) 2019-10-10 2020-05-19 位相差層付偏光板およびそれを用いた有機エレクトロルミネセンス表示装置
PCT/JP2020/030573 WO2021070467A1 (ja) 2019-10-10 2020-08-11 位相差層付偏光板およびそれを用いた有機エレクトロルミネセンス表示装置
CN202080070457.3A CN114502998A (zh) 2019-10-10 2020-08-11 带相位差层的偏振片及使用其的有机电致发光显示设备
KR1020227011468A KR20220076468A (ko) 2019-10-10 2020-08-11 위상차층 부착 편광판 및 이를 이용한 유기 일렉트로루미네센스 표시 장치
TW109133647A TW202125000A (zh) 2019-10-10 2020-09-28 附相位差層之偏光板及使用其之有機電致發光顯示裝置
JP2025259370A JP2026053454A (ja) 2019-10-10 2025-12-17 位相差層付偏光板およびそれを用いた有機エレクトロルミネセンス表示装置

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019186856 2019-10-10
JP2019186856 2019-10-10
JP2020087156A JP7847937B2 (ja) 2019-10-10 2020-05-19 位相差層付偏光板およびそれを用いた有機エレクトロルミネセンス表示装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2025259370A Division JP2026053454A (ja) 2019-10-10 2025-12-17 位相差層付偏光板およびそれを用いた有機エレクトロルミネセンス表示装置

Publications (2)

Publication Number Publication Date
JP2021063975A JP2021063975A (ja) 2021-04-22
JP7847937B2 true JP7847937B2 (ja) 2026-04-20

Family

ID=75437828

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2020087156A Active JP7847937B2 (ja) 2019-10-10 2020-05-19 位相差層付偏光板およびそれを用いた有機エレクトロルミネセンス表示装置
JP2025259370A Pending JP2026053454A (ja) 2019-10-10 2025-12-17 位相差層付偏光板およびそれを用いた有機エレクトロルミネセンス表示装置

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2025259370A Pending JP2026053454A (ja) 2019-10-10 2025-12-17 位相差層付偏光板およびそれを用いた有機エレクトロルミネセンス表示装置

Country Status (5)

Country Link
JP (2) JP7847937B2 (https=)
KR (1) KR20220076468A (https=)
CN (1) CN114502998A (https=)
TW (1) TW202125000A (https=)
WO (1) WO2021070467A1 (https=)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7693300B2 (ja) * 2020-11-20 2025-06-17 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有機エレクトロルミネセンス表示装置
JP7680258B2 (ja) * 2021-05-10 2025-05-20 住友化学株式会社 光学積層体
JP2023066932A (ja) * 2021-10-29 2023-05-16 日東電工株式会社 偏光板および有機エレクトロルミネセンス表示装置
JP2023066933A (ja) * 2021-10-29 2023-05-16 日東電工株式会社 偏光板および有機エレクトロルミネセンス表示装置
JP7723779B2 (ja) * 2023-06-08 2025-08-14 住友化学株式会社 光学積層体、画像表示装置
JP2025129627A (ja) 2024-02-26 2025-09-05 日東電工株式会社 光学積層体

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005309394A (ja) 2004-03-25 2005-11-04 Nitto Denko Corp 偏光板の製造方法、偏光板およびそれを用いた画像表示装置
JP2005338736A (ja) 2004-05-31 2005-12-08 Fuji Photo Film Co Ltd 偏光板、偏光板一体型光学補償フィルム、液晶表示装置および自発光型表示装置
JP2014102353A (ja) 2012-11-19 2014-06-05 Nitto Denko Corp 偏光板および画像表示装置、ならびにそれらの製造方法
JP2017203835A (ja) 2016-05-10 2017-11-16 日東電工株式会社 有機ｅｌ表示装置用光学フィルム、有機ｅｌ表示装置用偏光フィルム、有機ｅｌ表示装置用粘着剤層付き偏光フィルム、及び有機ｅｌ表示装置
JP2019148734A (ja) 2018-02-28 2019-09-05 住友化学株式会社 円偏光板

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW424154B (en) 1998-10-30 2001-03-01 Teijin Ltd Phase film and optical device using same
JP2002372622A (ja) 2001-06-14 2002-12-26 Nitto Denko Corp 複合位相差板、円偏光板及び液晶表示装置、有機ｅｌ表示装置
JP2003311239A (ja) 2002-04-23 2003-11-05 Matsushita Electric Works Ltd 生ごみ処理装置
JP6159290B2 (ja) * 2013-10-31 2017-07-05 日東電工株式会社 液晶パネル及び該液晶パネルに用いられる偏光子積層体
JP6920047B2 (ja) * 2015-12-10 2021-08-18 日東電工株式会社 円偏光板およびそれを用いたフレキシブルな画像表示装置
JP6937169B2 (ja) * 2017-06-09 2021-09-22 日東電工株式会社 位相差層付偏光板および画像表示装置
JP7072970B2 (ja) * 2017-12-19 2022-05-23 日東電工株式会社 位相差板、光学補償層付偏光板、画像表示装置、およびタッチパネル付き画像表示装置
JP6966315B2 (ja) * 2017-12-19 2021-11-17 日東電工株式会社 位相差フィルム、光学補償層付偏光板、画像表示装置、およびタッチパネル付き画像表示装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005309394A (ja) 2004-03-25 2005-11-04 Nitto Denko Corp 偏光板の製造方法、偏光板およびそれを用いた画像表示装置
JP2005338736A (ja) 2004-05-31 2005-12-08 Fuji Photo Film Co Ltd 偏光板、偏光板一体型光学補償フィルム、液晶表示装置および自発光型表示装置
JP2014102353A (ja) 2012-11-19 2014-06-05 Nitto Denko Corp 偏光板および画像表示装置、ならびにそれらの製造方法
JP2017203835A (ja) 2016-05-10 2017-11-16 日東電工株式会社 有機ｅｌ表示装置用光学フィルム、有機ｅｌ表示装置用偏光フィルム、有機ｅｌ表示装置用粘着剤層付き偏光フィルム、及び有機ｅｌ表示装置
JP2019148734A (ja) 2018-02-28 2019-09-05 住友化学株式会社 円偏光板

Also Published As

Publication number Publication date
JP2026053454A (ja) 2026-03-25
CN114502998A (zh) 2022-05-13
JP2021063975A (ja) 2021-04-22
WO2021070467A1 (ja) 2021-04-15
KR20220076468A (ko) 2022-06-08
TW202125000A (zh) 2021-07-01

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