JP7374744B2 - 円偏光板 - Google Patents

円偏光板 Download PDF

Info

Publication number
JP7374744B2
JP7374744B2 JP2019223775A JP2019223775A JP7374744B2 JP 7374744 B2 JP7374744 B2 JP 7374744B2 JP 2019223775 A JP2019223775 A JP 2019223775A JP 2019223775 A JP2019223775 A JP 2019223775A JP 7374744 B2 JP7374744 B2 JP 7374744B2
Authority
JP
Japan
Prior art keywords
optically anisotropic
anisotropic layer
polarizing plate
layer
circularly polarizing
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
JP2019223775A
Other languages
English (en)
Japanese (ja)
Other versions
JP2021092687A (ja
Inventor
鈴鹿 住吉
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.)
Sumitomo Chemical Co Ltd
Original Assignee
Sumitomo Chemical 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 Sumitomo Chemical Co Ltd filed Critical Sumitomo Chemical Co Ltd
Priority to JP2019223775A priority Critical patent/JP7374744B2/ja
Priority to TW109139157A priority patent/TW202124143A/zh
Priority to CN202011372527.9A priority patent/CN112946805A/zh
Priority to KR1020200171533A priority patent/KR20210074211A/ko
Publication of JP2021092687A publication Critical patent/JP2021092687A/ja
Priority to JP2023182920A priority patent/JP2024008952A/ja
Priority to JP2023182919A priority patent/JP2024008951A/ja
Application granted granted Critical
Publication of JP7374744B2 publication Critical patent/JP7374744B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

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
    • 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
    • G02B5/305—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 including organic materials, e.g. polymeric layers
    • 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
    • G02B1/04—Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics
    • 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
    • G02B1/08—Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of polarising materials
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G02B5/3016—Polarising elements involving passive liquid crystal elements
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K50/00—Organic light-emitting devices
    • H10K50/80—Constructional details
    • H10K50/868—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
    • H10K59/50—OLEDs integrated with light modulating elements, e.g. with electrochromic elements, photochromic elements or liquid crystal elements

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Polarising Elements (AREA)
  • Electroluminescent Light Sources (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Liquid Crystal (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
JP2019223775A 2019-12-11 2019-12-11 円偏光板 Active JP7374744B2 (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP2019223775A JP7374744B2 (ja) 2019-12-11 2019-12-11 円偏光板
TW109139157A TW202124143A (zh) 2019-12-11 2020-11-10 圓偏光板
CN202011372527.9A CN112946805A (zh) 2019-12-11 2020-11-30 圆偏振板
KR1020200171533A KR20210074211A (ko) 2019-12-11 2020-12-09 원편광판
JP2023182920A JP2024008952A (ja) 2019-12-11 2023-10-25 円偏光板
JP2023182919A JP2024008951A (ja) 2019-12-11 2023-10-25 円偏光板

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2019223775A JP7374744B2 (ja) 2019-12-11 2019-12-11 円偏光板

Related Child Applications (2)

Application Number Title Priority Date Filing Date
JP2023182919A Division JP2024008951A (ja) 2019-12-11 2023-10-25 円偏光板
JP2023182920A Division JP2024008952A (ja) 2019-12-11 2023-10-25 円偏光板

Publications (2)

Publication Number Publication Date
JP2021092687A JP2021092687A (ja) 2021-06-17
JP7374744B2 true JP7374744B2 (ja) 2023-11-07

Family

ID=76234701

Family Applications (3)

Application Number Title Priority Date Filing Date
JP2019223775A Active JP7374744B2 (ja) 2019-12-11 2019-12-11 円偏光板
JP2023182919A Pending JP2024008951A (ja) 2019-12-11 2023-10-25 円偏光板
JP2023182920A Pending JP2024008952A (ja) 2019-12-11 2023-10-25 円偏光板

Family Applications After (2)

Application Number Title Priority Date Filing Date
JP2023182919A Pending JP2024008951A (ja) 2019-12-11 2023-10-25 円偏光板
JP2023182920A Pending JP2024008952A (ja) 2019-12-11 2023-10-25 円偏光板

Country Status (4)

Country Link
JP (3) JP7374744B2 (zh)
KR (1) KR20210074211A (zh)
CN (1) CN112946805A (zh)
TW (1) TW202124143A (zh)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010262145A (ja) 2009-05-08 2010-11-18 Nitto Denko Corp 映像鑑賞設備
JP2012133312A (ja) 2010-09-03 2012-07-12 Nitto Denko Corp 偏光膜、偏光膜を含む光学フィルム積層体、及び、偏光膜を含む光学フィルム積層体の製造に用いるための延伸積層体、並びにそれらの製造方法、並びに偏光膜を有する有機ｅｌ表示装置
WO2014185389A1 (ja) 2013-05-17 2014-11-20 コニカミノルタ株式会社 偏光板およびそれを備えた表示装置
WO2018139638A1 (ja) 2017-01-30 2018-08-02 日本ゼオン株式会社 表示装置
WO2019131943A1 (ja) 2017-12-28 2019-07-04 富士フイルム株式会社 光学積層体の製造方法、光学積層体および画像表示装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104345368B (zh) * 2013-08-09 2018-10-16 住友化学株式会社 椭圆偏振板
JP2015187717A (ja) 2014-03-10 2015-10-29 富士フイルム株式会社 円偏光板の製造方法
CN110133786A (zh) * 2018-02-09 2019-08-16 住友化学株式会社 圆偏振板和光学显示设备

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010262145A (ja) 2009-05-08 2010-11-18 Nitto Denko Corp 映像鑑賞設備
JP2012133312A (ja) 2010-09-03 2012-07-12 Nitto Denko Corp 偏光膜、偏光膜を含む光学フィルム積層体、及び、偏光膜を含む光学フィルム積層体の製造に用いるための延伸積層体、並びにそれらの製造方法、並びに偏光膜を有する有機ｅｌ表示装置
WO2014185389A1 (ja) 2013-05-17 2014-11-20 コニカミノルタ株式会社 偏光板およびそれを備えた表示装置
WO2018139638A1 (ja) 2017-01-30 2018-08-02 日本ゼオン株式会社 表示装置
WO2019131943A1 (ja) 2017-12-28 2019-07-04 富士フイルム株式会社 光学積層体の製造方法、光学積層体および画像表示装置

Also Published As

Publication number Publication date
CN112946805A (zh) 2021-06-11
KR20210074211A (ko) 2021-06-21
TW202124143A (zh) 2021-07-01
JP2021092687A (ja) 2021-06-17
JP2024008951A (ja) 2024-01-19
JP2024008952A (ja) 2024-01-19

Similar Documents

Publication Publication Date Title
JP7439210B2 (ja) 偏光板および表示装置
JP2021121862A (ja) 偏光板および表示装置
JP2019148734A (ja) 円偏光板
JP6815354B2 (ja) 積層体
JP2020024421A (ja) 円偏光板および表示装置
WO2019216068A1 (ja) 偏光板および表示装置
JP2020024422A (ja) 円偏光板および表示装置
JP2019151099A (ja) 積層フィルム
JP7374744B2 (ja) 円偏光板
JP7451922B2 (ja) 自発光型画像表示装置
JP2022191315A (ja) 円偏光板
JP2021060607A (ja) 積層体
CN110780373A (zh) 圆偏振板及显示装置
KR20200096431A (ko) 편광판 및 표시 장치
CN110780372A (zh) 圆偏振板及显示装置

Legal Events

Date Code Title Description
A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20220929

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20230425

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20230509

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20230627

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20230718

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20230906

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20230926

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20231025

R150 Certificate of patent or registration of utility model

Ref document number: 7374744

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150