JP6893292B1 - 偏光フィルムの製造方法および製造装置 - Google Patents

偏光フィルムの製造方法および製造装置 Download PDF

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Publication number
JP6893292B1
JP6893292B1 JP2021031687A JP2021031687A JP6893292B1 JP 6893292 B1 JP6893292 B1 JP 6893292B1 JP 2021031687 A JP2021031687 A JP 2021031687A JP 2021031687 A JP2021031687 A JP 2021031687A JP 6893292 B1 JP6893292 B1 JP 6893292B1
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Prior art keywords
film
cross
treatment step
polarizing film
based resin
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JP2021031687A
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English (en)
Japanese (ja)
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JP2022094883A (ja
Inventor
正寧 崔
正寧 崔
ミンヒョク ジョ
ミンヒョク ジョ
天熙 趙
天熙 趙
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Sumitomo Chemical Co Ltd
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Sumitomo Chemical Co Ltd
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Publication date
Application filed by Sumitomo Chemical Co Ltd filed Critical Sumitomo Chemical Co Ltd
Priority to JP2021089338A priority Critical patent/JP2022094895A/ja
Application granted granted Critical
Publication of JP6893292B1 publication Critical patent/JP6893292B1/ja
Priority to TW110139099A priority patent/TW202225744A/zh
Priority to KR1020210147055A priority patent/KR102455214B1/ko
Priority to CN202111395139.7A priority patent/CN114633491A/zh
Publication of JP2022094883A publication Critical patent/JP2022094883A/ja
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C69/00—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore
    • B29C69/02—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore of moulding techniques only
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/00634—Production of filters
    • B29D11/00644—Production of filters polarizing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/0074—Production of other optical elements not provided for in B29D11/00009- B29D11/0073
    • B29D11/00788—Producing optical films
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/00865—Applying coatings; tinting; colouring
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D7/00—Producing flat articles, e.g. films or sheets
    • B29D7/01—Films or sheets
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2029/00—Use of polyvinylalcohols, polyvinylethers, polyvinylaldehydes, polyvinylketones or polyvinylketals or derivatives thereof as moulding material
    • B29K2029/04—PVOH, i.e. polyvinyl alcohol

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Ophthalmology & Optometry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Polarising Elements (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
JP2021031687A 2020-12-15 2021-03-01 偏光フィルムの製造方法および製造装置 Active JP6893292B1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2021089338A JP2022094895A (ja) 2020-12-15 2021-05-27 偏光フィルムの製造方法および製造装置
TW110139099A TW202225744A (zh) 2020-12-15 2021-10-21 偏光膜的製造方法及製造裝置
KR1020210147055A KR102455214B1 (ko) 2020-12-15 2021-10-29 편광 필름의 제조 방법 및 제조 장치
CN202111395139.7A CN114633491A (zh) 2020-12-15 2021-11-23 偏振膜的制造方法及制造装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2020207598 2020-12-15
JP2020207598 2020-12-15

Related Child Applications (1)

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JP2021089338A Division JP2022094895A (ja) 2020-12-15 2021-05-27 偏光フィルムの製造方法および製造装置

Publications (2)

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JP6893292B1 true JP6893292B1 (ja) 2021-06-23
JP2022094883A JP2022094883A (ja) 2022-06-27

Family

ID=76464571

Family Applications (2)

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JP2021031687A Active JP6893292B1 (ja) 2020-12-15 2021-03-01 偏光フィルムの製造方法および製造装置
JP2021089338A Pending JP2022094895A (ja) 2020-12-15 2021-05-27 偏光フィルムの製造方法および製造装置

Family Applications After (1)

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JP2021089338A Pending JP2022094895A (ja) 2020-12-15 2021-05-27 偏光フィルムの製造方法および製造装置

Country Status (4)

Country Link
JP (2) JP6893292B1 (ko)
KR (1) KR102455214B1 (ko)
CN (1) CN114633491A (ko)
TW (1) TW202225744A (ko)

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003195054A (ja) * 2001-12-28 2003-07-09 Fuji Photo Film Co Ltd 偏光板の製造方法および液晶表示装置
JP2004020626A (ja) * 2002-06-12 2004-01-22 Fuji Photo Film Co Ltd 偏光板および画像表示装置
WO2005096039A1 (ja) * 2004-03-30 2005-10-13 Nitto Denko Corporation 偏光フィルムの製造方法、それにより得られた偏光フィルムおよびそれを用いた画像表示装置
JP2006327011A (ja) * 2005-05-26 2006-12-07 Toray Ind Inc ポリマーフィルムの製造方法およびポリマーフィルムロール
US20080286455A1 (en) * 2006-02-24 2008-11-20 Nitto Denko Corporation Method for producing polarizer, polarizer, polarizing plate, optical film, image display, and cleaning apparatus
JP2009015277A (ja) * 2007-06-05 2009-01-22 Nitto Denko Corp 偏光フィルムの製造方法
JP2011110819A (ja) * 2009-11-27 2011-06-09 Sumitomo Chemical Co Ltd 偏光フィルム製造用ニップロールおよび偏光フィルムの製造方法
JP2013210520A (ja) * 2012-03-30 2013-10-10 Nitto Denko Corp 偏光子の製造システム及びその製造方法
JP2017027013A (ja) * 2015-07-27 2017-02-02 住友化学株式会社 偏光フィルムの製造方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5969180B2 (ja) * 2011-08-02 2016-08-17 日東電工株式会社 処理フィルムの製造方法及びその製造装置
JPWO2014115897A1 (ja) * 2013-01-28 2017-01-26 住友化学株式会社 偏光フィルムの製造方法
JP6444858B2 (ja) * 2013-11-26 2018-12-26 株式会社クラレ 偏光フィルムの製造方法
JP6758986B2 (ja) * 2015-08-27 2020-09-23 住友化学株式会社 スリット加工延伸フィルムの製造方法及び製造装置
JP6878778B2 (ja) 2015-12-03 2021-06-02 三菱ケミカル株式会社 ポリビニルアルコール系フィルムの製造方法
JP6175527B1 (ja) 2016-02-25 2017-08-02 住友化学株式会社 積層光学フィルムの製造方法

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003195054A (ja) * 2001-12-28 2003-07-09 Fuji Photo Film Co Ltd 偏光板の製造方法および液晶表示装置
JP2004020626A (ja) * 2002-06-12 2004-01-22 Fuji Photo Film Co Ltd 偏光板および画像表示装置
WO2005096039A1 (ja) * 2004-03-30 2005-10-13 Nitto Denko Corporation 偏光フィルムの製造方法、それにより得られた偏光フィルムおよびそれを用いた画像表示装置
JP2006327011A (ja) * 2005-05-26 2006-12-07 Toray Ind Inc ポリマーフィルムの製造方法およびポリマーフィルムロール
US20080286455A1 (en) * 2006-02-24 2008-11-20 Nitto Denko Corporation Method for producing polarizer, polarizer, polarizing plate, optical film, image display, and cleaning apparatus
JP2009015277A (ja) * 2007-06-05 2009-01-22 Nitto Denko Corp 偏光フィルムの製造方法
JP2011110819A (ja) * 2009-11-27 2011-06-09 Sumitomo Chemical Co Ltd 偏光フィルム製造用ニップロールおよび偏光フィルムの製造方法
JP2013210520A (ja) * 2012-03-30 2013-10-10 Nitto Denko Corp 偏光子の製造システム及びその製造方法
JP2017027013A (ja) * 2015-07-27 2017-02-02 住友化学株式会社 偏光フィルムの製造方法

Also Published As

Publication number Publication date
TW202225744A (zh) 2022-07-01
CN114633491A (zh) 2022-06-17
JP2022094895A (ja) 2022-06-27
JP2022094883A (ja) 2022-06-27
KR20220085704A (ko) 2022-06-22
KR102455214B1 (ko) 2022-10-14

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