JP2017111385A5 - - Google Patents

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Publication number
JP2017111385A5
JP2017111385A5 JP2015247445A JP2015247445A JP2017111385A5 JP 2017111385 A5 JP2017111385 A5 JP 2017111385A5 JP 2015247445 A JP2015247445 A JP 2015247445A JP 2015247445 A JP2015247445 A JP 2015247445A JP 2017111385 A5 JP2017111385 A5 JP 2017111385A5
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Japan
Prior art keywords
rotation resistance
low rotation
polyvinyl alcohol
resin film
based resin
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JP2015247445A
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Japanese (ja)
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JP2017111385A (en
JP6359003B2 (en
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Priority claimed from JP2015247445A external-priority patent/JP6359003B2/en
Priority to JP2015247445A priority Critical patent/JP6359003B2/en
Priority to CN201680074193.2A priority patent/CN108369308B/en
Priority to KR1020197009445A priority patent/KR102036487B1/en
Priority to KR1020187019469A priority patent/KR101966848B1/en
Priority to PCT/JP2016/086988 priority patent/WO2017104634A1/en
Priority to TW105141392A priority patent/TWI649360B/en
Publication of JP2017111385A publication Critical patent/JP2017111385A/en
Publication of JP2017111385A5 publication Critical patent/JP2017111385A5/ja
Publication of JP6359003B2 publication Critical patent/JP6359003B2/en
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Claims (16)

ポリビニルアルコール系樹脂フィルムから偏光フィルムを製造するための製造装置であって、
前記ポリビニルアルコール系樹脂フィルムの搬送経路を構成し、前記ポリビニルアルコール系樹脂フィルムの表面に接するように配置される複数のロールと、
前記搬送経路上に配置され、前記ポリビニルアルコール系樹脂フィルムが浸漬される処理液を収容する１以上の処理槽を含む湿式処理部と、
前記搬送経路上に配置され、湿式処理後のポリビニルアルコール系樹脂フィルムを乾燥させるための乾燥処理部と、
を含み、
前記複数のロールは、回転抵抗が０．０２５Ｎ以下である低回転抵抗ロールを含む、製造装置。 A production apparatus for producing a polarizing film from a polyvinyl alcohol-based resin film,
A plurality of rolls arranged to contact the surface of the polyvinyl alcohol-based resin film, constituting a conveyance path of the polyvinyl alcohol-based resin film;
A wet processing unit including one or more processing tanks disposed on the transport path and containing a processing liquid in which the polyvinyl alcohol-based resin film is immersed;
A drying treatment unit disposed on the transport path for drying the polyvinyl alcohol-based resin film after the wet treatment;
Including
The plurality of rolls is a manufacturing apparatus including a low rotation resistance roll having a rotation resistance of 0.025 N or less. 前記低回転抵抗ロールは、前記湿式処理部から前記乾燥処理部にわたる搬送経路のいずれかの位置に配置される、請求項１に記載の製造装置。   The said low rotation resistance roll is a manufacturing apparatus of Claim 1 arrange | positioned in the position in any one of the conveyance path | route from the said wet process part to the said dry process part. 前記湿式処理部は、二色性色素を含有する染色処理液を収容する染色処理槽、及び架橋剤を含有する架橋処理液を収容する架橋処理槽をこの順に含み、
前記低回転抵抗ロールは、前記架橋処理槽以降に配置される、請求項２に記載の製造装置。 The wet processing section includes, in this order, a dyeing treatment tank containing a dyeing treatment liquid containing a dichroic dye, and a crosslinking treatment tank containing a crosslinking treatment liquid containing a crosslinking agent,
The said low rotation resistance roll is a manufacturing apparatus of Claim 2 arrange | positioned after the said bridge | crosslinking treatment tank. 前記低回転抵抗ロールは、水に対する接触角が６０度以上である表面を有する、請求項１〜３のいずれか１項に記載の製造装置。   The said low rotation resistance roll is a manufacturing apparatus of any one of Claims 1-3 which has the surface whose contact angle with respect to water is 60 degree | times or more. 前記表面は、フッ素系樹脂、シリコン原子含有樹脂、カーボン又はダイヤモンドライクカーボンで構成される、請求項４に記載の製造装置。   The manufacturing apparatus according to claim 4, wherein the surface is made of a fluorine-based resin, a silicon atom-containing resin, carbon, or diamond-like carbon. 前記低回転抵抗ロールは、単位体積あたりの重量が１５００ｋｇ／ｍ3以下である、請
求項１〜５のいずれか１項に記載の製造装置。 The said low rotation resistance roll is a manufacturing apparatus of any one of Claims 1-5 whose weight per unit volume is 1500 kg / m < 3 > or less. 前記低回転抵抗ロールは、ガイドロールである、請求項１〜６のいずれか１項に記載の製造装置。   The manufacturing apparatus according to claim 1, wherein the low rotation resistance roll is a guide roll. 前記低回転抵抗ロールに接する前記ポリビニルアルコール系樹脂フィルムの厚みが１５μｍ以下である、請求項１〜７のいずれか１項に記載の製造装置。   The manufacturing apparatus of any one of Claims 1-7 whose thickness of the said polyvinyl alcohol-type resin film which touches the said low rotation resistance roll is 15 micrometers or less. ポリビニルアルコール系樹脂フィルムから偏光フィルムを製造する方法であって、
前記ポリビニルアルコール系樹脂フィルムの表面に接するように配置される複数のロールによって構成される搬送経路に沿って前記ポリビニルアルコール系樹脂フィルムを搬送させながら、１以上の処理液に浸漬させる湿式処理工程と、
前記搬送経路に沿って前記ポリビニルアルコール系樹脂フィルムを搬送させながら、湿式処理後のポリビニルアルコール系樹脂フィルムを乾燥させる乾燥処理工程と、
を含み、
前記複数のロールは、回転抵抗が０．０２５Ｎ以下である低回転抵抗ロールを含む、製造方法。 A method for producing a polarizing film from a polyvinyl alcohol-based resin film,
A wet treatment step in which the polyvinyl alcohol resin film is immersed in one or more treatment liquids while being conveyed along a conveyance path constituted by a plurality of rolls arranged so as to be in contact with the surface of the polyvinyl alcohol resin film; ,
A drying treatment step for drying the polyvinyl alcohol-based resin film after the wet treatment while conveying the polyvinyl alcohol-based resin film along the conveyance path;
Including
The plurality of rolls includes a low rotation resistance roll having a rotation resistance of 0.025 N or less. 前記低回転抵抗ロールは、前記湿式処理工程から前記乾燥処理工程にわたる搬送経路のいずれかの位置に配置される、請求項９に記載の製造方法。   The said low rotation resistance roll is a manufacturing method of Claim 9 arrange | positioned in the position in any one of the conveyance path | route from the said wet treatment process to the said drying treatment process. 前記湿式処理工程は、二色性色素を含有する染色処理液に浸漬させる工程と、架橋剤を含有する架橋処理液に浸漬させる工程と、をこの順に含み、
前記低回転抵抗ロールは、前記架橋処理液に浸漬させる工程以降の搬送経路に配置される、請求項１０に記載の製造方法。 The wet processing step includes, in this order, a step of immersing in a dyeing treatment liquid containing a dichroic dye and a step of immersing in a crosslinking treatment liquid containing a crosslinking agent,
The said low rotation resistance roll is a manufacturing method of Claim 10 arrange | positioned in the conveyance path | route after the process made to immerse in the said crosslinking process liquid. 前記低回転抵抗ロールは、水に対する接触角が６０度以上である表面を有する、請求項９〜１１のいずれか１項に記載の製造方法。   The said low rotation resistance roll is a manufacturing method of any one of Claims 9-11 which has the surface whose contact angle with respect to water is 60 degree | times or more. 前記表面は、フッ素系樹脂、シリコン原子含有樹脂、カーボン又はダイヤモンドライクカーボンで構成される、請求項１２に記載の製造方法。   The manufacturing method according to claim 12, wherein the surface is made of a fluorine-based resin, a silicon atom-containing resin, carbon, or diamond-like carbon. 前記低回転抵抗ロールは、単位体積あたりの重量が１５００ｇ／ｍ3以下である、請求
項９〜１３のいずれか１項に記載の製造方法。 The said low rotation resistance roll is a manufacturing method of any one of Claims 9-13 whose weight per unit volume is 1500 g / m < 3 > or less. 前記低回転抵抗ロールは、ガイドロールである、請求項９〜１４のいずれか１項に記載の製造方法。   The manufacturing method according to claim 9, wherein the low rotation resistance roll is a guide roll. 前記低回転抵抗ロールに接する前記ポリビニルアルコール系樹脂フィルムの厚みが１５μｍ以下である、請求項９〜１５のいずれか１項に記載の製造方法。   The manufacturing method of any one of Claims 9-15 whose thickness of the said polyvinyl alcohol-type resin film which touches the said low rotation resistance roll is 15 micrometers or less.
JP2015247445A 2015-12-18 2015-12-18 Polarizing film manufacturing apparatus and manufacturing method, and polarizing film Active JP6359003B2 (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP2015247445A JP6359003B2 (en) 2015-12-18 2015-12-18 Polarizing film manufacturing apparatus and manufacturing method, and polarizing film
PCT/JP2016/086988 WO2017104634A1 (en) 2015-12-18 2016-12-13 Production device and production method for polarizing film, and polarizing film
KR1020197009445A KR102036487B1 (en) 2015-12-18 2016-12-13 Production device and production method for polarizing film, and polarizing film
KR1020187019469A KR101966848B1 (en) 2015-12-18 2016-12-13 Manufacturing apparatus and manufacturing method of polarizing film, and polarizing film
CN201680074193.2A CN108369308B (en) 2015-12-18 2016-12-13 The manufacturing device and manufacturing method and polarizing coating of polarizing coating
TW105141392A TWI649360B (en) 2015-12-18 2016-12-14 Polarizing film manufacturing apparatus and manufacturing method, and polarizing film

Applications Claiming Priority (1)

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JP2015247445A JP6359003B2 (en) 2015-12-18 2015-12-18 Polarizing film manufacturing apparatus and manufacturing method, and polarizing film

Related Child Applications (1)

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JP2017199442A Division JP6400171B2 (en) 2017-10-13 2017-10-13 Polarizing film manufacturing apparatus and manufacturing method, and polarizing film

Publications (3)

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JP2017111385A JP2017111385A (en) 2017-06-22
JP2017111385A5 true JP2017111385A5 (en) 2017-11-30
JP6359003B2 JP6359003B2 (en) 2018-07-18

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JP (1) JP6359003B2 (en)
KR (2) KR101966848B1 (en)
CN (1) CN108369308B (en)
TW (1) TWI649360B (en)
WO (1) WO2017104634A1 (en)

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JP6535406B1 (en) * 2018-08-27 2019-06-26 日東電工株式会社 Method for producing stretched resin film, method for producing polarizer, method for measuring moisture content of stretched resin film, and device for producing stretched resin film
JP6535799B1 (en) * 2018-08-27 2019-06-26 日東電工株式会社 Method for producing stretched resin film, method for producing polarizer, and device for producing stretched resin film
JP7446710B2 (en) * 2018-12-12 2024-03-11 日東電工株式会社 How to pass optical film
JP6772402B1 (en) * 2019-02-26 2020-10-21 日東電工株式会社 A method for manufacturing a polarizer, a method for manufacturing a polarizing film, a method for manufacturing a laminated polarizing film, a method for manufacturing an image display panel, and a method for manufacturing an image display device.

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JP3347245B2 (en) * 1995-01-20 2002-11-20 株式会社リコー Liquid coating device and image forming substance removing device provided with the device
JP2001141926A (en) 1999-11-15 2001-05-25 Nitto Denko Corp Manufacturing method for polarizing film, polarizing plate and display device
CN100345010C (en) * 2002-08-02 2007-10-24 日东电工株式会社 Method for manufacturing polarizing film, polarizing film using the same and optical film
JP4198559B2 (en) * 2002-08-02 2008-12-17 日東電工株式会社 Method for producing polarizing film, and polarizing film and optical film using the same
JP2009103854A (en) * 2007-10-23 2009-05-14 Sumitomo Chemical Co Ltd Method for producing polarizing film and its use
JP2009157361A (en) * 2007-12-06 2009-07-16 Nitto Denko Corp Polarizing plate and image display device
JP5512335B2 (en) * 2010-03-05 2014-06-04 住友化学株式会社 Manufacturing method of polarizing film
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