JP7305306B2 - 円偏光板 - Google Patents

円偏光板 Download PDF

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Publication number
JP7305306B2
JP7305306B2 JP2018067226A JP2018067226A JP7305306B2 JP 7305306 B2 JP7305306 B2 JP 7305306B2 JP 2018067226 A JP2018067226 A JP 2018067226A JP 2018067226 A JP2018067226 A JP 2018067226A JP 7305306 B2 JP7305306 B2 JP 7305306B2
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JP
Japan
Prior art keywords
circularly polarizing
retardation film
easy
polarizing plate
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.)
Active
Application number
JP2018067226A
Other languages
English (en)
Japanese (ja)
Other versions
JP2019179099A (ja
Inventor
理 小島
享 清水
敏行 飯田
哲朗 池田
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 JP2018067226A priority Critical patent/JP7305306B2/ja
Priority to CN201980022552.3A priority patent/CN111919150B/zh
Priority to KR1020207023371A priority patent/KR20200136886A/ko
Priority to PCT/JP2019/011968 priority patent/WO2019188743A1/ja
Priority to TW108110434A priority patent/TWI798397B/zh
Publication of JP2019179099A publication Critical patent/JP2019179099A/ja
Priority to JP2022071772A priority patent/JP2022095984A/ja
Application granted granted Critical
Publication of JP7305306B2 publication Critical patent/JP7305306B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • G02B5/3083—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
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
    • 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
    • B32B27/40—Layered products comprising a layer of synthetic resin comprising polyurethanes
    • 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
    • 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
    • C09J175/00—Adhesives based on polyureas or polyurethanes; Adhesives based on derivatives of such polymers
    • C09J175/04—Polyurethanes
    • 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
    • C09J7/30—Adhesives in the form of films or foils characterised by the adhesive composition
    • 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
    • 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
    • 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)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Polarising Elements (AREA)
  • Laminated Bodies (AREA)
JP2018067226A 2018-03-30 2018-03-30 円偏光板 Active JP7305306B2 (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP2018067226A JP7305306B2 (ja) 2018-03-30 2018-03-30 円偏光板
CN201980022552.3A CN111919150B (zh) 2018-03-30 2019-03-22 圆偏振片
KR1020207023371A KR20200136886A (ko) 2018-03-30 2019-03-22 원편광판
PCT/JP2019/011968 WO2019188743A1 (ja) 2018-03-30 2019-03-22 円偏光板
TW108110434A TWI798397B (zh) 2018-03-30 2019-03-26 圓偏光板
JP2022071772A JP2022095984A (ja) 2018-03-30 2022-04-25 円偏光板

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2018067226A JP7305306B2 (ja) 2018-03-30 2018-03-30 円偏光板

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2022071772A Division JP2022095984A (ja) 2018-03-30 2022-04-25 円偏光板

Publications (2)

Publication Number Publication Date
JP2019179099A JP2019179099A (ja) 2019-10-17
JP7305306B2 true JP7305306B2 (ja) 2023-07-10

Family

ID=68061810

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2018067226A Active JP7305306B2 (ja) 2018-03-30 2018-03-30 円偏光板
JP2022071772A Pending JP2022095984A (ja) 2018-03-30 2022-04-25 円偏光板

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2022071772A Pending JP2022095984A (ja) 2018-03-30 2022-04-25 円偏光板

Country Status (5)

Country Link
JP (2) JP7305306B2 (zh)
KR (1) KR20200136886A (zh)
CN (1) CN111919150B (zh)
TW (1) TWI798397B (zh)
WO (1) WO2019188743A1 (zh)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6873208B2 (ja) * 2019-10-21 2021-05-19 日東電工株式会社 位相差フィルムおよびその製造方法、ならびに、該位相差フィルムを用いた円偏光板および画像表示装置
WO2021186946A1 (ja) * 2020-03-18 2021-09-23 日東電工株式会社 位相差層および粘着剤層付偏光板、ならびに、該位相差層および粘着剤層付偏光板を用いた画像表示装置
KR20220122728A (ko) * 2020-03-24 2022-09-02 닛토덴코 가부시키가이샤 위상차 필름의 제조 방법
JP7217764B2 (ja) * 2021-02-19 2023-02-03 住友化学株式会社 円偏光板
JP7358429B2 (ja) * 2021-09-06 2023-10-10 日東電工株式会社 易接着層付位相差フィルムの製造方法、易接着層付位相差フィルムおよび位相差層付偏光板

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3836283B2 (ja) * 2000-01-13 2006-10-25 帝人株式会社 ポリカーボネート積層位相差フィルム
TW200712579A (en) * 2005-08-12 2007-04-01 Dainippon Printing Co Ltd Protective film for polarizing plate and polarizing plate
JP5399082B2 (ja) * 2008-01-17 2014-01-29 日東電工株式会社 偏光板および偏光板を用いた画像表示装置
JP4798156B2 (ja) * 2008-03-17 2011-10-19 三菱樹脂株式会社 積層フィルム
JP5201686B2 (ja) * 2009-04-16 2013-06-05 住友化学株式会社 粘着剤層付位相差フィルム、それを用いた楕円偏光板および液晶表示装置
JP5771418B2 (ja) * 2010-09-30 2015-08-26 株式会社日本触媒 易接着層を有する位相差フィルムの製造方法
JP5573708B2 (ja) * 2011-01-31 2014-08-20 日本ゼオン株式会社 光学フィルムの製造方法
JP5573707B2 (ja) * 2011-01-31 2014-08-20 日本ゼオン株式会社 位相差フィルムの製造方法
CN104159735B (zh) * 2012-03-09 2017-03-22 帝人杜邦薄膜日本有限公司 透明导电性薄膜基材用层压体
JP6335422B2 (ja) 2012-06-29 2018-05-30 日東電工株式会社 円偏光板および有機ｅｌパネル
US20160312076A1 (en) * 2013-12-26 2016-10-27 Zeon Corporation Multilayered film and method for manufacturing the same
JP6097236B2 (ja) * 2014-02-28 2017-03-15 富士フイルム株式会社 環状オレフィン系フィルム、光学フィルム、導電性フィルム、プリンテッドエレクトロニクス用基材フィルム、バリアフィルム、タッチパネル、偏光板および表示装置
JPWO2015147287A1 (ja) * 2014-03-28 2017-04-13 富士フイルム株式会社 液晶パネル、液晶表示装置、偏光板、および偏光板保護フィルム
CN106471401B (zh) 2014-04-16 2020-01-21 日东电工株式会社 相位差膜、圆偏振片及图像显示装置
JP2016048363A (ja) * 2014-06-03 2016-04-07 株式会社クラレ 樹脂フィルム
KR20170013273A (ko) * 2014-06-03 2017-02-06 주식회사 쿠라레 메타크릴 수지 조성물
JP6140775B2 (ja) * 2015-07-22 2017-05-31 日東電工株式会社 透明な粘着剤層及びパターン化された透明導電層を有する偏光フィルム積層体並びに液晶パネル及び有機ｅｌパネル
JP6651832B2 (ja) * 2015-12-16 2020-02-19 三菱ケミカル株式会社 フィルム及び偏光板
CN107193072B (zh) * 2016-03-15 2018-08-28 住友化学株式会社 椭圆偏振板
JP6285529B2 (ja) * 2016-03-15 2018-02-28 住友化学株式会社 楕円偏光板
JP6825819B2 (ja) * 2016-03-30 2021-02-03 株式会社カネカ 偏光子保護フィルム
WO2017168807A1 (ja) * 2016-03-31 2017-10-05 コニカミノルタ株式会社 位相差フィルム、偏光板および液晶表示装置
JP6874760B2 (ja) * 2016-04-27 2021-05-19 日本ゼオン株式会社 フィルムセンサ部材及びその製造方法、円偏光板及びその製造方法、並びに、画像表示装置
JP6794181B2 (ja) * 2016-08-30 2020-12-02 日東電工株式会社 偏光板

Also Published As

Publication number Publication date
JP2022095984A (ja) 2022-06-28
KR20200136886A (ko) 2020-12-08
JP2019179099A (ja) 2019-10-17
CN111919150B (zh) 2023-09-01
WO2019188743A1 (ja) 2019-10-03
CN111919150A (zh) 2020-11-10
TW201942217A (zh) 2019-11-01
TWI798397B (zh) 2023-04-11

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