JP2017187731A - 延伸フィルムの製造方法及び偏光フィルムの製造方法 - Google Patents

延伸フィルムの製造方法及び偏光フィルムの製造方法 Download PDF

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Publication number
JP2017187731A
JP2017187731A JP2016164467A JP2016164467A JP2017187731A JP 2017187731 A JP2017187731 A JP 2017187731A JP 2016164467 A JP2016164467 A JP 2016164467A JP 2016164467 A JP2016164467 A JP 2016164467A JP 2017187731 A JP2017187731 A JP 2017187731A
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JP
Japan
Prior art keywords
film
polarizing
polyvinyl alcohol
pva
stretched 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
JP2016164467A
Other languages
English (en)
Japanese (ja)
Inventor
勉 古谷
Tsutomu Furuya
勉 古谷
健太郎 百田
Kentaro Momota
健太郎 百田
志耕 陳
Chih Keng Chen
志耕 陳
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
Original Assignee
Sumitomo Chemical Co Ltd
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 Sumitomo Chemical Co Ltd filed Critical Sumitomo Chemical Co Ltd
Priority to CN202311606779.7A priority Critical patent/CN117464974A/zh
Priority to CN201710186081.2A priority patent/CN107263850A/zh
Priority to KR1020170038377A priority patent/KR102118244B1/ko
Publication of JP2017187731A publication Critical patent/JP2017187731A/ja
Pending legal-status Critical Current

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Classifications

    • 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
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/005—Shaping by stretching, e.g. drawing through a die; Apparatus therefor characterised by the choice of materials
    • 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
    • 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
    • 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
    • B29K2029/14—Polyvinylacetals
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2007/00—Flat articles, e.g. films or sheets

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Ophthalmology & Optometry (AREA)
  • Polarising Elements (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
JP2016164467A 2016-03-30 2016-08-25 延伸フィルムの製造方法及び偏光フィルムの製造方法 Pending JP2017187731A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN202311606779.7A CN117464974A (zh) 2016-03-30 2017-03-24 拉伸膜的制造方法和偏振膜的制造方法
CN201710186081.2A CN107263850A (zh) 2016-03-30 2017-03-24 拉伸膜的制造方法和偏振膜的制造方法
KR1020170038377A KR102118244B1 (ko) 2016-03-30 2017-03-27 연신 필름의 제조 방법 및 편광 필름의 제조 방법

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2016068051 2016-03-30
JP2016068051 2016-03-30

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2017128614A Division JP6366787B2 (ja) 2016-03-30 2017-06-30 偏光板

Publications (1)

Publication Number Publication Date
JP2017187731A true JP2017187731A (ja) 2017-10-12

Family

ID=60046417

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2016164467A Pending JP2017187731A (ja) 2016-03-30 2016-08-25 延伸フィルムの製造方法及び偏光フィルムの製造方法
JP2017128614A Active JP6366787B2 (ja) 2016-03-30 2017-06-30 偏光板

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2017128614A Active JP6366787B2 (ja) 2016-03-30 2017-06-30 偏光板

Country Status (3)

Country Link
JP (2) JP2017187731A (zh)
KR (1) KR102118244B1 (zh)
CN (2) CN117464974A (zh)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021256329A1 (ja) * 2020-06-17 2021-12-23 日東電工株式会社 偏光膜、偏光板、および該偏光膜の製造方法
JPWO2021261276A1 (zh) * 2020-06-26 2021-12-30
WO2021261277A1 (ja) * 2020-06-23 2021-12-30 日東電工株式会社 位相差層付偏光板、および、それを用いた画像表示装置
WO2021261344A1 (ja) * 2020-06-26 2021-12-30 日東電工株式会社 位相差層付偏光板、および、それを用いた画像表示装置
JPWO2022024796A1 (zh) * 2020-07-29 2022-02-03
JPWO2022024797A1 (zh) * 2020-07-29 2022-02-03
WO2022024798A1 (ja) * 2020-07-29 2022-02-03 日東電工株式会社 偏光板、位相差層付偏光板、ならびに、該偏光板または該位相差層付偏光板を含む画像表示装置

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114868053A (zh) * 2020-01-30 2022-08-05 日本瑞翁株式会社 相位差膜的制造方法

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002028938A (ja) * 2000-05-02 2002-01-29 Kuraray Co Ltd ポリビニルアルコール系重合体フィルムとその製造法および偏光フィルム
JP2003334833A (ja) * 2002-05-20 2003-11-25 Eastman Kodak Co コーティング法及び樹脂フィルム
JP2004020635A (ja) * 2002-06-12 2004-01-22 Kuraray Co Ltd 光学用ポリビニルアルコールフィルムの製造法
JP2006221158A (ja) * 2005-01-17 2006-08-24 Nitto Denko Corp 偏光板、その製造方法、光学フィルムおよびそれを用いた画像表示装置
JP2014132313A (ja) * 2013-01-07 2014-07-17 Sumitomo Chemical Co Ltd 偏光板の製造方法、偏光板、積層光学部材、および画像表示装置
JP2015038631A (ja) * 2014-10-28 2015-02-26 住友化学株式会社 偏光板、ならびにこれらを用いた偏光板のセット、液晶パネル、および液晶表示装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09184915A (ja) 1995-12-28 1997-07-15 Nippon Synthetic Chem Ind Co Ltd:The 偏光フィルムの製造方法
EP1153961B1 (en) * 2000-05-02 2005-01-26 Kuraray Co., Ltd. Polyvinyl alcohol polymer film, method of producing the same and polarization film
JP2005104149A (ja) * 2003-09-11 2005-04-21 Fuji Photo Film Co Ltd セルロースアシレートフィルム及びその溶液製膜方法並びにフィルム製品
JP4755891B2 (ja) * 2004-12-28 2011-08-24 日本合成化学工業株式会社 ポリビニルアルコール系フィルム、およびそれを用いた偏光膜、偏光板
JP5624803B2 (ja) * 2010-05-31 2014-11-12 株式会社クラレ ポリビニルアルコール系重合体フィルム
JP4902801B2 (ja) * 2010-06-22 2012-03-21 住友化学株式会社 偏光フィルムの製造方法
KR101731148B1 (ko) * 2013-08-09 2017-04-27 스미또모 가가꾸 가부시키가이샤 광학 필름
JP5996516B2 (ja) * 2013-11-29 2016-09-21 住友化学株式会社 偏光子及びそれを含む偏光板
JP2015152656A (ja) * 2014-02-12 2015-08-24 住友化学株式会社 偏光板およびそれを用いた液晶表示装置
JP6378540B2 (ja) * 2014-05-26 2018-08-22 富士フイルム株式会社 ポリエステルフィルム、ポリエステルフィルムの製造方法、偏光板、画像表示装置及び液晶表示装置

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002028938A (ja) * 2000-05-02 2002-01-29 Kuraray Co Ltd ポリビニルアルコール系重合体フィルムとその製造法および偏光フィルム
JP2003334833A (ja) * 2002-05-20 2003-11-25 Eastman Kodak Co コーティング法及び樹脂フィルム
JP2004020635A (ja) * 2002-06-12 2004-01-22 Kuraray Co Ltd 光学用ポリビニルアルコールフィルムの製造法
JP2006221158A (ja) * 2005-01-17 2006-08-24 Nitto Denko Corp 偏光板、その製造方法、光学フィルムおよびそれを用いた画像表示装置
JP2014132313A (ja) * 2013-01-07 2014-07-17 Sumitomo Chemical Co Ltd 偏光板の製造方法、偏光板、積層光学部材、および画像表示装置
JP2015038631A (ja) * 2014-10-28 2015-02-26 住友化学株式会社 偏光板、ならびにこれらを用いた偏光板のセット、液晶パネル、および液晶表示装置

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021256329A1 (ja) * 2020-06-17 2021-12-23 日東電工株式会社 偏光膜、偏光板、および該偏光膜の製造方法
WO2021261277A1 (ja) * 2020-06-23 2021-12-30 日東電工株式会社 位相差層付偏光板、および、それを用いた画像表示装置
JPWO2021261277A1 (zh) * 2020-06-23 2021-12-30
JPWO2021261276A1 (zh) * 2020-06-26 2021-12-30
WO2021261276A1 (ja) * 2020-06-26 2021-12-30 日東電工株式会社 偏光板、位相差層付偏光板および画像表示装置
WO2021261344A1 (ja) * 2020-06-26 2021-12-30 日東電工株式会社 位相差層付偏光板、および、それを用いた画像表示装置
JPWO2022024796A1 (zh) * 2020-07-29 2022-02-03
WO2022024796A1 (ja) * 2020-07-29 2022-02-03 日東電工株式会社 偏光子ならびに該偏光子を含む偏光板および画像表示装置
JPWO2022024797A1 (zh) * 2020-07-29 2022-02-03
WO2022024798A1 (ja) * 2020-07-29 2022-02-03 日東電工株式会社 偏光板、位相差層付偏光板、ならびに、該偏光板または該位相差層付偏光板を含む画像表示装置
WO2022024797A1 (ja) * 2020-07-29 2022-02-03 日東電工株式会社 偏光板および該偏光板を含む画像表示装置
JPWO2022024798A1 (zh) * 2020-07-29 2022-02-03

Also Published As

Publication number Publication date
JP6366787B2 (ja) 2018-08-01
JP2017199023A (ja) 2017-11-02
KR20170113276A (ko) 2017-10-12
CN117464974A (zh) 2024-01-30
CN107263850A (zh) 2017-10-20
KR102118244B1 (ko) 2020-06-02

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