JP2019215574A5 - - Google Patents

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Publication number
JP2019215574A5
JP2019215574A5 JP2019156420A JP2019156420A JP2019215574A5 JP 2019215574 A5 JP2019215574 A5 JP 2019215574A5 JP 2019156420 A JP2019156420 A JP 2019156420A JP 2019156420 A JP2019156420 A JP 2019156420A JP 2019215574 A5 JP2019215574 A5 JP 2019215574A5
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Japan
Prior art keywords
polarizer
optical film
roll
activation treatment
activation
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Pending
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JP2019156420A
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Japanese (ja)
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JP2019215574A (en
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Priority to JP2019156420A priority Critical patent/JP2019215574A/en
Priority claimed from JP2019156420A external-priority patent/JP2019215574A/en
Publication of JP2019215574A publication Critical patent/JP2019215574A/en
Publication of JP2019215574A5 publication Critical patent/JP2019215574A5/ja
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Claims (5)

ロールに沿って、偏光子が表面側に積層された光学フィルムを搬送し、前記ロールの反対側から偏光子の活性化処理を行う方法であって、
前記偏光子は、水分率が0〜10%のものであり、
前記ロールを冷却しながら活性化処理を行うことを特徴とする偏光子の活性化処理方法。
Along the roll , the polarizer transports the optical film laminated on the surface side, a method of performing an activation treatment of the polarizer from the opposite side of the roll,
The polarizer has a water content of 0 to 10%,
An activation treatment method for a polarizer, wherein the activation treatment is performed while cooling the roll.
前記活性化処理が、コロナ放電処理、プラズマ処理およびグロー放電処理の少なくとも1種である請求項1に記載の偏光子の活性化処理方法。 The polarizer activation treatment method according to claim 1, wherein the activation treatment is at least one of a corona discharge treatment, a plasma treatment, and a glow discharge treatment. 前記活性化処理の放電量が、100〜2000W・min/mである請求項2に記載の偏光子の活性化処理方法。 The method for activating a polarizer according to claim 2 , wherein a discharge amount of the activation processing is 100 to 2000 W · min / m 2 . 前記ロールに冷媒を通すことで、前記ロールを冷却するものである請求項1〜のいずれかに記載の偏光子の活性化処理方法。 The roll is passed through the refrigerant, activation processing method of a polarizer according to any one of claims 1 to 3, intended to cool the roll. 光学フィルムの少なくとも一方の面に接着剤層を介して他の光学フィルムが積層された光学フィルムの製造方法であって、
前記光学フィルムが、偏光子の少なくとも一方の面に接着剤層を介して透明保護フィルムが設けられた偏光フィルムであって、
前記偏光子は、水分率が0〜10%のものであり、
前記偏光子に、請求項1〜4のいずれかに記載の活性化処理方法を行う活性化処理工程を有することを特徴とする光学フィルムの製造方法。
A method for producing an optical film in which another optical film is laminated via an adhesive layer on at least one surface of the optical film,
The optical film is a polarizing film provided with a transparent protective film via an adhesive layer on at least one surface of the polarizer,
The polarizer has a water content of 0 to 10%,
An optical film manufacturing method, wherein the polarizer has an activation treatment step of performing the activation treatment method according to claim 1.
JP2019156420A 2019-08-29 2019-08-29 Method of performing activation treatment on and manufacturing method for optical film, optical film, and image display device Pending JP2019215574A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2019156420A JP2019215574A (en) 2019-08-29 2019-08-29 Method of performing activation treatment on and manufacturing method for optical film, optical film, and image display device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2019156420A JP2019215574A (en) 2019-08-29 2019-08-29 Method of performing activation treatment on and manufacturing method for optical film, optical film, and image display device

Related Parent Applications (1)

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JP2018178931A Division JP6581269B2 (en) 2018-09-25 2018-09-25 Optical film activation treatment method and manufacturing method, optical film and image display device

Publications (2)

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JP2019215574A JP2019215574A (en) 2019-12-19
JP2019215574A5 true JP2019215574A5 (en) 2020-02-06

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7176829B2 (en) * 2020-07-13 2022-11-22 日東電工株式会社 Polarizing film, optical film, and image display device

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2643772C2 (en) * 1976-09-29 1985-01-17 Hoechst Ag, 6230 Frankfurt Corona facility
JP4744483B2 (en) * 2007-06-27 2011-08-10 日東電工株式会社 Manufacturing method of polarizing plate, polarizing plate, optical film, and image display device
KR101345889B1 (en) * 2007-07-09 2013-12-30 세키스이가가쿠 고교가부시키가이샤 Method for treating film surface, method for producing polarizing plate, and surface treatment apparatus
KR20120022967A (en) * 2009-06-26 2012-03-12 세키스이가가쿠 고교가부시키가이샤 Method and device for treating film surface and method for production of polarising plate
KR20120120264A (en) * 2010-01-29 2012-11-01 아사히 가라스 가부시키가이샤 Surface-treatment method for a fluorine resin molded body, and fluorine resin molded body
JP5006951B2 (en) * 2010-03-24 2012-08-22 積水化学工業株式会社 Film surface treatment equipment
JP5048120B2 (en) * 2010-03-31 2012-10-17 住友化学株式会社 Method for producing polarizing laminated film and method for producing polarizing plate
JP6306118B2 (en) * 2016-10-05 2018-04-04 ディップ株式会社 Store staff management utilization system and store staff management utilization method
JP6403227B2 (en) * 2016-11-18 2018-10-10 日東電工株式会社 Optical film activation treatment method and manufacturing method, optical film and image display device

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