JPWO2022004535A1 - - Google Patents

Info

Publication number
JPWO2022004535A1
JPWO2022004535A1 JP2022533923A JP2022533923A JPWO2022004535A1 JP WO2022004535 A1 JPWO2022004535 A1 JP WO2022004535A1 JP 2022533923 A JP2022533923 A JP 2022533923A JP 2022533923 A JP2022533923 A JP 2022533923A JP WO2022004535 A1 JPWO2022004535 A1 JP WO2022004535A1
Authority
JP
Japan
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
JP2022533923A
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 filed Critical
Publication of JPWO2022004535A1 publication Critical patent/JPWO2022004535A1/ja
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/18—Manufacture of films 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
    • B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
    • B29C55/04—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2329/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal, or ketal radical; Hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Derivatives of such polymer
    • C08J2329/02—Homopolymers or copolymers of unsaturated alcohols
    • C08J2329/04—Polyvinyl alcohol; Partially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Polarising Elements (AREA)
JP2022533923A 2020-06-30 2021-06-23 Pending JPWO2022004535A1 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2020112279 2020-06-30
PCT/JP2021/023875 WO2022004535A1 (ja) 2020-06-30 2021-06-23 ポリビニルアルコールフィルム、及びそれを用いた光学フィルムの製造方法

Publications (1)

Publication Number Publication Date
JPWO2022004535A1 true JPWO2022004535A1 (ja) 2022-01-06

Family

ID=79316181

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022533923A Pending JPWO2022004535A1 (ja) 2020-06-30 2021-06-23

Country Status (5)

Country Link
JP (1) JPWO2022004535A1 (ja)
KR (1) KR20230031813A (ja)
CN (1) CN115768822A (ja)
TW (1) TW202206517A (ja)
WO (1) WO2022004535A1 (ja)

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0328102B1 (en) * 1988-02-10 1993-05-12 Kuraray Co., Ltd. Novel polyvinyl alcohol and process for producing polyvinyl alcohol by hydrolysis catalysed by acids
JP3478533B2 (ja) * 2000-05-12 2003-12-15 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の製造法
JP3976220B2 (ja) * 2000-08-21 2007-09-12 日本合成化学工業株式会社 偏光膜用ポリビニルアルコール系フィルム
JP4906308B2 (ja) 2004-11-02 2012-03-28 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、およびその製造方法
JP2006225496A (ja) * 2005-02-17 2006-08-31 Nitto Denko Corp 水溶性樹脂フィルム、その製造方法、偏光子、その製造方法、偏光板、光学フィルムおよび画像表示装置
JP2006224430A (ja) * 2005-02-17 2006-08-31 Nitto Denko Corp 微小領域分散型ポリビニルアルコール系フィルムの製造方法、微小領域分散型ポリビニルアルコール系フィルム、偏光子の製造方法、偏光子、偏光板、光学フィルムおよび画像表示装置
JP2006307058A (ja) * 2005-04-28 2006-11-09 Nippon Synthetic Chem Ind Co Ltd:The ポリビニルアルコール系フィルム、およびその偏光膜、偏光板
CN102789022B (zh) * 2007-08-24 2017-04-12 株式会社可乐丽 聚乙烯醇薄膜及由其制得的偏光薄膜
CN104311853B (zh) * 2011-03-29 2018-05-25 可乐丽股份有限公司 聚乙烯醇系聚合物薄膜及其制造方法
JP5390053B1 (ja) 2012-03-30 2014-01-15 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およびその製造方法
CN107001671B (zh) * 2014-12-12 2023-06-20 株式会社可乐丽 聚乙烯醇膜
CN117001908A (zh) * 2015-05-28 2023-11-07 株式会社可乐丽 聚乙烯醇系聚合物膜和其制造方法

Also Published As

Publication number Publication date
TW202206517A (zh) 2022-02-16
CN115768822A (zh) 2023-03-07
WO2022004535A1 (ja) 2022-01-06
KR20230031813A (ko) 2023-03-07

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Legal Events

Date Code Title Description
A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20240220