TW202012978A - 圓偏光板及顯示裝置 - Google Patents

圓偏光板及顯示裝置 Download PDF

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Publication number
TW202012978A
TW202012978A TW108125834A TW108125834A TW202012978A TW 202012978 A TW202012978 A TW 202012978A TW 108125834 A TW108125834 A TW 108125834A TW 108125834 A TW108125834 A TW 108125834A TW 202012978 A TW202012978 A TW 202012978A
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TW
Taiwan
Prior art keywords
polarizing plate
film
polarizer
layer
circular
Prior art date
Application number
TW108125834A
Other languages
English (en)
Chinese (zh)
Inventor
小川光明
Original Assignee
日商住友化學股份有限公司
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 日商住友化學股份有限公司 filed Critical 日商住友化學股份有限公司
Publication of TW202012978A publication Critical patent/TW202012978A/zh

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    • 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
    • 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
    • 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
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/40—Properties of the layers or laminate having particular optical properties
    • B32B2307/42—Polarizing, birefringent, filtering
    • 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
    • B32B2457/00—Electrical equipment
    • B32B2457/20—Displays, e.g. liquid crystal displays, plasma displays
    • B32B2457/208—Touch screens

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Polarising Elements (AREA)
  • Liquid Crystal (AREA)
  • Laminated Bodies (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Electroluminescent Light Sources (AREA)
TW108125834A 2018-07-31 2019-07-22 圓偏光板及顯示裝置 TW202012978A (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2018143527 2018-07-31
JP2018-143527 2018-07-31
JP2018-215316 2018-11-16
JP2018215316A JP2020024352A (ja) 2018-07-31 2018-11-16 円偏光板および表示装置

Publications (1)

Publication Number Publication Date
TW202012978A true TW202012978A (zh) 2020-04-01

Family

ID=69618643

Family Applications (1)

Application Number Title Priority Date Filing Date
TW108125834A TW202012978A (zh) 2018-07-31 2019-07-22 圓偏光板及顯示裝置

Country Status (3)

Country Link
JP (2) JP2020024352A (enExample)
KR (1) KR102891809B1 (enExample)
TW (1) TW202012978A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI906427B (zh) * 2020-12-10 2025-12-01 日商日東電工股份有限公司 附有黏著劑層之光學膜及具備該附有黏著劑層之光學膜之圖像顯示裝置
TWI918853B (zh) 2021-03-04 2026-03-21 日商日東電工股份有限公司 圓偏光板及使用其之圖像顯示裝置

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020024352A (ja) * 2018-07-31 2020-02-13 住友化学株式会社 円偏光板および表示装置
JP7399756B2 (ja) * 2020-03-09 2023-12-18 住友化学株式会社 光学積層体及びその製造方法
KR102325624B1 (ko) * 2020-06-25 2021-11-12 동우 화인켐 주식회사 Oled용 편광판 및 이를 포함하는 화상표시장치
JP7685823B2 (ja) * 2020-10-26 2025-05-30 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
JP7565192B2 (ja) * 2020-11-11 2024-10-10 日東電工株式会社 位相差層付偏光板の製造方法
JP2023047491A (ja) * 2021-09-27 2023-04-06 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、ならびに、位相差層付偏光板の評価方法
JP2023075748A (ja) * 2021-11-19 2023-05-31 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
JP2024018518A (ja) * 2022-07-29 2024-02-08 住友化学株式会社 偏光板及び画像表示装置
JP2024095263A (ja) * 2022-12-28 2024-07-10 日東電工株式会社 画像表示装置

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007032304A1 (ja) * 2005-09-14 2007-03-22 Nitto Denko Corporation 光学補償層付偏光板、光学補償層付偏光板を用いた液晶パネル、および画像表示装置
JP2007264626A (ja) * 2006-03-03 2007-10-11 Fujifilm Corp 偏光板、及びそれを用いた液晶表示装置
KR20090003296A (ko) * 2006-03-31 2009-01-09 니폰 제온 가부시키가이샤 편광판, 액정 표시장치 및 보호필름
JP2013156391A (ja) * 2012-01-30 2013-08-15 Konica Minolta Inc ロール状円偏光板の製造方法、有機エレクトロルミネッセンス表示装置及び横電界型スイッチングモード型液晶表示装置
KR102329698B1 (ko) * 2013-08-09 2021-11-23 스미또모 가가꾸 가부시키가이샤 장척 원편광판의 제조 방법 및 장척 원편광판
KR102207545B1 (ko) * 2014-09-25 2021-01-26 동우 화인켐 주식회사 편광판 일체형 터치 감지 전극 및 이를 포함하는 디스플레이 장치, 그리고 그 제조 방법
JP6360821B2 (ja) 2015-07-22 2018-07-18 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
KR20170052991A (ko) 2015-11-05 2017-05-15 스미또모 가가꾸 가부시키가이샤 편광자 및 그의 제조방법
KR102799874B1 (ko) * 2015-12-28 2025-04-23 스미또모 가가꾸 가부시끼가이샤 광학 적층체
JP2017156399A (ja) * 2016-02-29 2017-09-07 住友化学株式会社 偏光板のセットおよび液晶パネル
JP7042020B2 (ja) * 2016-08-15 2022-03-25 日東電工株式会社 フレキシブル画像表示装置用積層体、及び、フレキシブル画像表示装置
KR102157451B1 (ko) * 2016-10-12 2020-09-17 코니카 미놀타 가부시키가이샤 편광판 및 액정 표시 장치
JP2018116543A (ja) * 2017-01-19 2018-07-26 日東電工株式会社 タッチパネル用フィルム積層体
JP2020024352A (ja) * 2018-07-31 2020-02-13 住友化学株式会社 円偏光板および表示装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI906427B (zh) * 2020-12-10 2025-12-01 日商日東電工股份有限公司 附有黏著劑層之光學膜及具備該附有黏著劑層之光學膜之圖像顯示裝置
TWI918853B (zh) 2021-03-04 2026-03-21 日商日東電工股份有限公司 圓偏光板及使用其之圖像顯示裝置

Also Published As

Publication number Publication date
JP2020024352A (ja) 2020-02-13
KR20200014225A (ko) 2020-02-10
JP2020024422A (ja) 2020-02-13
KR102891809B1 (ko) 2025-11-26

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