JP7828896B2 - 偏光素子、偏光板及びそれを備える表示装置 - Google Patents

偏光素子、偏光板及びそれを備える表示装置

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Publication number
JP7828896B2
JP7828896B2 JP2022553940A JP2022553940A JP7828896B2 JP 7828896 B2 JP7828896 B2 JP 7828896B2 JP 2022553940 A JP2022553940 A JP 2022553940A JP 2022553940 A JP2022553940 A JP 2022553940A JP 7828896 B2 JP7828896 B2 JP 7828896B2
Authority
JP
Japan
Prior art keywords
group
formula
polarizing element
parts
transmittance
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
JP2022553940A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2022071201A1 (https=
Inventor
典明 望月
陵太郎 森田
由侑 服部
悠衣 横山
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.)
Nippon Kayaku Co Ltd
Original Assignee
Nippon Kayaku 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 Nippon Kayaku Co Ltd filed Critical Nippon Kayaku Co Ltd
Publication of JPWO2022071201A1 publication Critical patent/JPWO2022071201A1/ja
Application granted granted Critical
Publication of JP7828896B2 publication Critical patent/JP7828896B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B67/00—Influencing the physical, e.g. the dyeing or printing properties of dyestuffs without chemical reactions, e.g. by treating with solvents grinding or grinding assistants, coating of pigments or dyes; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films
    • C09B67/0033—Blends of pigments; Mixtured crystals; Solid solutions
    • 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
    • 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
    • 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
    • H10K59/8791—Arrangements for improving contrast, e.g. preventing reflection of ambient light

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mathematical Physics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Polarising Elements (AREA)
  • Liquid Crystal (AREA)
JP2022553940A 2020-09-29 2021-09-27 偏光素子、偏光板及びそれを備える表示装置 Active JP7828896B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020164028 2020-09-29
JP2020164028 2020-09-29
PCT/JP2021/035308 WO2022071201A1 (ja) 2020-09-29 2021-09-27 偏光素子、偏光板及びそれを備える表示装置

Publications (2)

Publication Number Publication Date
JPWO2022071201A1 JPWO2022071201A1 (https=) 2022-04-07
JP7828896B2 true JP7828896B2 (ja) 2026-03-12

Family

ID=80951607

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022553940A Active JP7828896B2 (ja) 2020-09-29 2021-09-27 偏光素子、偏光板及びそれを備える表示装置

Country Status (4)

Country Link
JP (1) JP7828896B2 (https=)
CN (1) CN116261924A (https=)
TW (1) TWI886343B (https=)
WO (1) WO2022071201A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116018381B (zh) * 2020-09-08 2025-05-02 日本化药株式会社 含有偶氮化合物或其盐的偏光膜、偏光板及液晶显示装置
KR20240137240A (ko) * 2023-03-08 2024-09-20 삼성에스디아이 주식회사 편광판 및 광학표시장치

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018079651A1 (ja) 2016-10-31 2018-05-03 日本化薬株式会社 偏光素子、並びにこれを用いた偏光板及び液晶表示装置
WO2019124161A1 (ja) 2017-12-22 2019-06-27 日本化薬株式会社 アゾ化合物又はその塩、並びにこれを含む偏光素子、偏光板、及び表示装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT970385B (it) * 1972-11-10 1974-04-10 Acna Coloranti diretti diazotabili su fibra
EP0534903B1 (de) * 1991-09-26 1997-06-25 Ciba SC Holding AG Verfahren zum Färben von Papier mit Disazofarbstoffen
JPH05295282A (ja) * 1992-04-24 1993-11-09 Mitsui Toatsu Chem Inc 水溶性アゾ染料及び該染料を用いた偏光フィルム

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018079651A1 (ja) 2016-10-31 2018-05-03 日本化薬株式会社 偏光素子、並びにこれを用いた偏光板及び液晶表示装置
WO2019124161A1 (ja) 2017-12-22 2019-06-27 日本化薬株式会社 アゾ化合物又はその塩、並びにこれを含む偏光素子、偏光板、及び表示装置

Also Published As

Publication number Publication date
TW202221364A (zh) 2022-06-01
TWI886343B (zh) 2025-06-11
CN116261924A (zh) 2023-06-13
JPWO2022071201A1 (https=) 2022-04-07
WO2022071201A1 (ja) 2022-04-07

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