JP2018025764A - 光学積層体 - Google Patents

光学積層体 Download PDF

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Publication number
JP2018025764A
JP2018025764A JP2017135356A JP2017135356A JP2018025764A JP 2018025764 A JP2018025764 A JP 2018025764A JP 2017135356 A JP2017135356 A JP 2017135356A JP 2017135356 A JP2017135356 A JP 2017135356A JP 2018025764 A JP2018025764 A JP 2018025764A
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JP
Japan
Prior art keywords
polarizer
pressure
sensitive adhesive
adhesive layer
film
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.)
Pending
Application number
JP2017135356A
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English (en)
Japanese (ja)
Inventor
将司 藤長
Shoji Fujinaga
将司 藤長
亨 神野
Toru Jinno
亨 神野
早紀 加藤
Saki Kato
早紀 加藤
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
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Sumitomo Chemical Co Ltd
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Filing date
Publication date
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Publication of JP2018025764A publication Critical patent/JP2018025764A/ja
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    • 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
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B32B27/306—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising vinyl acetate or vinyl alcohol (co)polymers
    • 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
    • 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
    • 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
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J7/00—Adhesives in the form of films or foils
    • C09J7/20—Adhesives in the form of films or foils characterised by their carriers
    • C09J7/22—Plastics; Metallised plastics
    • C09J7/24—Plastics; Metallised plastics based on macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
    • C09J7/245—Vinyl resins, e.g. polyvinyl chloride [PVC]
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising 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
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/724—Permeability to gases, adsorption
    • 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
    • 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
    • B32B2551/00—Optical elements
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J2301/00—Additional features of adhesives in the form of films or foils
    • C09J2301/30—Additional features of adhesives in the form of films or foils characterized by the chemical, physicochemical or physical properties of the adhesive or the carrier
    • C09J2301/312—Additional features of adhesives in the form of films or foils characterized by the chemical, physicochemical or physical properties of the adhesive or the carrier parameters being the characterizing feature

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Optics & Photonics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Theoretical Computer Science (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Polarising Elements (AREA)
  • Liquid Crystal (AREA)
  • Laminated Bodies (AREA)
  • Glass Compositions (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
  • Adhesive Tapes (AREA)
JP2017135356A 2016-07-29 2017-07-11 光学積層体 Pending JP2018025764A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2016149828 2016-07-29
JP2016149828 2016-07-29

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2018165930A Division JP2019053291A (ja) 2016-07-29 2018-09-05 光学積層体

Publications (1)

Publication Number Publication Date
JP2018025764A true JP2018025764A (ja) 2018-02-15

Family

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JP2017135356A Pending JP2018025764A (ja) 2016-07-29 2017-07-11 光学積層体
JP2018165930A Pending JP2019053291A (ja) 2016-07-29 2018-09-05 光学積層体

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JP2018165930A Pending JP2019053291A (ja) 2016-07-29 2018-09-05 光学積層体

Country Status (4)

Country Link
JP (2) JP2018025764A (enExample)
KR (1) KR20180013768A (enExample)
CN (1) CN107664788B (enExample)
TW (1) TWI796298B (enExample)

Cited By (7)

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WO2020031784A1 (ja) * 2018-08-06 2020-02-13 富士フイルム株式会社 積層体、液晶表示装置、有機電界発光装置
JP2020060708A (ja) * 2018-10-11 2020-04-16 住友化学株式会社 光学積層体及び表示装置
WO2020184657A1 (ja) * 2019-03-14 2020-09-17 株式会社クラレ 接着剤及び偏光板
CN112946806A (zh) * 2019-12-11 2021-06-11 住友化学株式会社 偏振板及其制造方法
WO2021192868A1 (ja) * 2020-03-27 2021-09-30 日東電工株式会社 両面粘着剤付き光学フィルムおよび画像表示装置
KR20210139234A (ko) 2019-03-14 2021-11-22 주식회사 쿠라레 폴리비닐알코올 필름, 편광 필름, 및 편광판
JP2022191315A (ja) * 2020-10-30 2022-12-27 住友化学株式会社 円偏光板

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JP2020019277A (ja) * 2018-07-24 2020-02-06 住友化学株式会社 積層体およびその製造方法
KR102294145B1 (ko) * 2018-07-24 2021-08-27 산진 옵토일렉트로닉스 (쑤저우) 컴퍼니 리미티드 광학 적층체 및 이를 포함하는 디스플레이 장치
KR102183706B1 (ko) 2018-08-14 2020-11-27 주식회사 엘지화학 광학 디바이스
JP2020071241A (ja) * 2018-10-29 2020-05-07 住友化学株式会社 偏光子およびその製造方法
JP6771055B2 (ja) * 2019-02-27 2020-10-21 住友化学株式会社 積層体、粘着剤組成物および粘着シート
JP6792657B2 (ja) * 2019-02-27 2020-11-25 住友化学株式会社 積層体、粘着剤組成物および粘着シート
JP7541435B2 (ja) * 2019-03-05 2024-08-28 住友化学株式会社 ガラス板付き円偏光板
JP2021018321A (ja) * 2019-07-19 2021-02-15 住友化学株式会社 光学積層体及びその製造方法
KR20220054320A (ko) * 2019-08-28 2022-05-02 닛토덴코 가부시키가이샤 편광 필름 적층체, 그 편광 필름 적층체가 사용되는 광학 표시 패널, 투명 접착층 부착의 편광 필름 적층체, 및 편광 필름 조립체
WO2021039781A1 (ja) * 2019-08-28 2021-03-04 日東電工株式会社 偏光フィルム、積層偏光フィルム、画像表示パネル、および画像表示装置
CN114096900A (zh) * 2019-08-28 2022-02-25 日东电工株式会社 偏振膜、层叠偏振膜、图像显示面板、及图像显示装置
KR20220049492A (ko) * 2019-08-28 2022-04-21 닛토덴코 가부시키가이샤 편광 필름, 적층 편광 필름, 화상 표시 패널, 및 화상 표시 장치
CN115244438B (zh) * 2020-03-12 2025-04-25 住友化学株式会社 光学层叠体
JP7782962B2 (ja) * 2020-04-08 2025-12-09 日東電工株式会社 偏光フィルム
JP7609565B2 (ja) * 2020-04-14 2025-01-07 日東電工株式会社 偏光膜および偏光フィルム
CN116507950A (zh) * 2020-09-15 2023-07-28 富士胶片株式会社 层叠体及图像显示装置
CN114539532B (zh) * 2022-02-24 2023-05-26 江西蓝星星火有机硅有限公司 一种降低硅氢加成反应过程中产物黄变的方法

Citations (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010262155A (ja) * 2009-05-08 2010-11-18 Sumitomo Chemical Co Ltd 複合偏光板
JP2013254156A (ja) * 2012-06-08 2013-12-19 Nitto Denko Corp 粘着剤層付光学フィルムの製造方法
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
JP2015064575A (ja) * 2013-08-30 2015-04-09 日東電工株式会社 偏光フィルム用硬化型接着剤、偏光フィルム、光学フィルムおよび画像表示装置
JP2015075762A (ja) * 2013-10-07 2015-04-20 東友ファインケム株式会社 偏光子の製造方法
JP2015132828A (ja) * 2015-02-06 2015-07-23 日東電工株式会社 偏光板、該偏光板の製造方法、光学フィルムおよび画像表示装置
JP2015200698A (ja) * 2014-04-04 2015-11-12 日東電工株式会社 透明樹脂層、粘着剤層付偏光フィルムおよび画像表示装置
WO2016027864A1 (ja) * 2014-08-22 2016-02-25 住友化学株式会社 偏光子の製造方法
US20160084993A1 (en) * 2013-06-12 2016-03-24 Lg Chem, Ltd. Method for preparing polarizing plate including operation of adjusting polarizer color by uv irradiation
WO2016047554A1 (ja) * 2014-09-23 2016-03-31 住友化学株式会社 偏光子の製造方法
JP2016071347A (ja) * 2014-09-29 2016-05-09 住友化学株式会社 偏光板
JP2016071349A (ja) * 2014-09-30 2016-05-09 住友化学株式会社 偏光性積層フィルム及び偏光板の製造方法
JP2016071371A (ja) * 2014-09-30 2016-05-09 日東電工株式会社 片保護偏光フィルム、粘着剤層付偏光フィルム、画像表示装置およびその連続製造方法
WO2016117659A1 (ja) * 2015-01-23 2016-07-28 住友化学株式会社 偏光子及びその製造方法
JP2016136238A (ja) * 2015-01-20 2016-07-28 日東電工株式会社 両面粘着剤層付偏光フィルム、その製造方法および画像表示装置

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10282313A (ja) * 1997-03-31 1998-10-23 Shiseido Co Ltd 半透過型反射板、照明装置および半透過型液晶表示素子
JPH10111411A (ja) * 1996-10-04 1998-04-28 Nippon Synthetic Chem Ind Co Ltd:The 偏光板
EP1682930B1 (en) * 2003-11-06 2011-01-19 Sumitomo Chemical Company, Limited Dichroic guest-host polarizer comprising an oriented polymer film
WO2005081642A2 (en) * 2004-02-26 2005-09-09 Fuji Photo Film Co., Ltd. Optical film, optical compensation sheet, polarizng plate, and liquid crystal display device
JP2006267555A (ja) * 2005-03-24 2006-10-05 Sumitomo Chemical Co Ltd 粘着剤付き偏光板及び液晶表示装置
JP4544287B2 (ja) * 2007-03-08 2010-09-15 エプソンイメージングデバイス株式会社 電気光学装置及び電子機器
JP5637615B2 (ja) * 2008-01-17 2014-12-10 日東電工株式会社 偏光板、その製造方法、光学フィルムおよび画像表示装置
JP5586174B2 (ja) * 2009-06-15 2014-09-10 住友化学株式会社 光学積層体およびその製造方法
WO2013175927A1 (ja) * 2012-05-24 2013-11-28 富士フイルム株式会社 偏光板及び液晶表示装置
JP6275945B2 (ja) * 2012-12-10 2018-02-07 日東電工株式会社 両面粘着剤付き光学フィルム、およびそれを用いた画像表示装置の製造方法
KR101955991B1 (ko) * 2012-12-26 2019-06-24 엘지디스플레이 주식회사 액정표시장치
JP6664866B2 (ja) * 2013-04-05 2020-03-13 住友化学株式会社 偏光板のセット及び前面板一体型液晶表示パネル
WO2014204134A1 (ko) * 2013-06-18 2014-12-24 주식회사 엘지화학 박형 편광판 및 그의 제조 방법
JP5932749B2 (ja) * 2013-10-03 2016-06-08 住友化学株式会社 偏光板のセット及び前面板一体型液晶表示パネル
JP6049600B2 (ja) * 2013-11-29 2016-12-21 住友化学株式会社 偏光子及びそれを含む偏光板
JP6348291B2 (ja) * 2014-02-04 2018-06-27 住友化学株式会社 偏光板及び表示装置
JP5945037B2 (ja) * 2014-09-29 2016-07-05 住友化学株式会社 偏光板
JP2016085444A (ja) * 2014-10-27 2016-05-19 住友化学株式会社 偏光板及び液晶表示装置
CN105717569A (zh) * 2014-12-18 2016-06-29 住友化学株式会社 带有保护膜的偏振板及包含它的层叠体
CN105807356B (zh) * 2015-01-20 2020-10-02 日东电工株式会社 两面带有粘合剂层的偏振薄膜、其制造方法及图像显示装置

Patent Citations (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010262155A (ja) * 2009-05-08 2010-11-18 Sumitomo Chemical Co Ltd 複合偏光板
JP2013254156A (ja) * 2012-06-08 2013-12-19 Nitto Denko Corp 粘着剤層付光学フィルムの製造方法
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
US20160084993A1 (en) * 2013-06-12 2016-03-24 Lg Chem, Ltd. Method for preparing polarizing plate including operation of adjusting polarizer color by uv irradiation
JP2015064575A (ja) * 2013-08-30 2015-04-09 日東電工株式会社 偏光フィルム用硬化型接着剤、偏光フィルム、光学フィルムおよび画像表示装置
JP2015075762A (ja) * 2013-10-07 2015-04-20 東友ファインケム株式会社 偏光子の製造方法
JP2015200698A (ja) * 2014-04-04 2015-11-12 日東電工株式会社 透明樹脂層、粘着剤層付偏光フィルムおよび画像表示装置
WO2016027864A1 (ja) * 2014-08-22 2016-02-25 住友化学株式会社 偏光子の製造方法
WO2016047554A1 (ja) * 2014-09-23 2016-03-31 住友化学株式会社 偏光子の製造方法
JP2016071347A (ja) * 2014-09-29 2016-05-09 住友化学株式会社 偏光板
JP2016071349A (ja) * 2014-09-30 2016-05-09 住友化学株式会社 偏光性積層フィルム及び偏光板の製造方法
JP2016071371A (ja) * 2014-09-30 2016-05-09 日東電工株式会社 片保護偏光フィルム、粘着剤層付偏光フィルム、画像表示装置およびその連続製造方法
JP2016136238A (ja) * 2015-01-20 2016-07-28 日東電工株式会社 両面粘着剤層付偏光フィルム、その製造方法および画像表示装置
WO2016117659A1 (ja) * 2015-01-23 2016-07-28 住友化学株式会社 偏光子及びその製造方法
JP2015132828A (ja) * 2015-02-06 2015-07-23 日東電工株式会社 偏光板、該偏光板の製造方法、光学フィルムおよび画像表示装置

Cited By (16)

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WO2020031784A1 (ja) * 2018-08-06 2020-02-13 富士フイルム株式会社 積層体、液晶表示装置、有機電界発光装置
JP2020060708A (ja) * 2018-10-11 2020-04-16 住友化学株式会社 光学積層体及び表示装置
KR20210139234A (ko) 2019-03-14 2021-11-22 주식회사 쿠라레 폴리비닐알코올 필름, 편광 필름, 및 편광판
WO2020184657A1 (ja) * 2019-03-14 2020-09-17 株式会社クラレ 接着剤及び偏光板
KR20210139232A (ko) 2019-03-14 2021-11-22 주식회사 쿠라레 접착제 및 편광판
JP2021092676A (ja) * 2019-12-11 2021-06-17 住友化学株式会社 偏光板およびその製造方法
CN112946806A (zh) * 2019-12-11 2021-06-11 住友化学株式会社 偏振板及其制造方法
JP2022105721A (ja) * 2019-12-11 2022-07-14 住友化学株式会社 偏光板およびその製造方法
JP7430745B2 (ja) 2019-12-11 2024-02-13 住友化学株式会社 偏光板およびその製造方法
JP2021157101A (ja) * 2020-03-27 2021-10-07 日東電工株式会社 両面粘着剤付き光学フィルムおよび画像表示装置
WO2021192868A1 (ja) * 2020-03-27 2021-09-30 日東電工株式会社 両面粘着剤付き光学フィルムおよび画像表示装置
KR20220146681A (ko) * 2020-03-27 2022-11-01 닛토덴코 가부시키가이샤 양면 점착제를 구비한 광학 필름 및 화상 표시 장치
CN115335739A (zh) * 2020-03-27 2022-11-11 日东电工株式会社 双面带粘合剂的光学薄膜及图像显示装置
KR102843997B1 (ko) * 2020-03-27 2025-08-11 닛토덴코 가부시키가이샤 양면 점착제를 구비한 광학 필름 및 화상 표시 장치
JP2022191315A (ja) * 2020-10-30 2022-12-27 住友化学株式会社 円偏光板
JP2024050788A (ja) * 2020-10-30 2024-04-10 住友化学株式会社 円偏光板

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