KR102918163B1 - 폴리비닐알코올 필름, 그것에 의해 제조된 광학 필름 및 그 제조 방법 - Google Patents

폴리비닐알코올 필름, 그것에 의해 제조된 광학 필름 및 그 제조 방법

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Publication number
KR102918163B1
KR102918163B1 KR1020220090342A KR20220090342A KR102918163B1 KR 102918163 B1 KR102918163 B1 KR 102918163B1 KR 1020220090342 A KR1020220090342 A KR 1020220090342A KR 20220090342 A KR20220090342 A KR 20220090342A KR 102918163 B1 KR102918163 B1 KR 102918163B1
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KR
South Korea
Prior art keywords
polyvinyl alcohol
film
alcohol film
stretching
swelling
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Application number
KR1020220090342A
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English (en)
Korean (ko)
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KR20230139751A (ko
Inventor
샤오 원 치엔
지아-잉 쳔
Original Assignee
장 춘 페트로케미컬 컴퍼니 리미티드
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Publication of KR20230139751A publication Critical patent/KR20230139751A/ko
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    • 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
    • B29C41/00—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
    • B29C41/24—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor for making articles of indefinite length
    • B29C41/26—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor for making articles of indefinite length by depositing flowable material on a rotating drum
    • 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
    • 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
    • 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

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Polarising Elements (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
KR1020220090342A 2022-03-28 2022-07-21 폴리비닐알코올 필름, 그것에 의해 제조된 광학 필름 및 그 제조 방법 Active KR102918163B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
TW111111669A TWI853226B (zh) 2022-03-28 2022-03-28 聚乙烯醇膜、由其製造之光學薄膜及其製法
TW111111669 2022-03-28

Publications (2)

Publication Number Publication Date
KR20230139751A KR20230139751A (ko) 2023-10-05
KR102918163B1 true KR102918163B1 (ko) 2026-01-26

Family

ID=88227342

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020220090342A Active KR102918163B1 (ko) 2022-03-28 2022-07-21 폴리비닐알코올 필름, 그것에 의해 제조된 광학 필름 및 그 제조 방법

Country Status (4)

Country Link
JP (2) JP7592048B2 (https=)
KR (1) KR102918163B1 (https=)
CN (1) CN116855026A (https=)
TW (1) TWI853226B (https=)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012032789A (ja) 2010-07-02 2012-02-16 Nippon Synthetic Chem Ind Co Ltd:The ポリビニルアルコール系フィルム、ポリビニルアルコール系フィルムの製造方法、偏光フィルム及び偏光板
WO2022004537A1 (ja) * 2020-06-30 2022-01-06 株式会社クラレ ポリビニルアルコールフィルム及びそれを用いた偏光フィルム

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JPH0226721A (ja) * 1988-07-18 1990-01-29 Toyo Mach & Metal Co Ltd 射出成形機の射出装置
JPH052109A (ja) * 1991-04-08 1993-01-08 Kuraray Co Ltd 位相差フイルム
JP3830307B2 (ja) * 1999-06-14 2006-10-04 東邦テナックス株式会社 熱可塑性樹脂を含浸した成形材料の製造方法
JP4149201B2 (ja) * 2002-06-12 2008-09-10 株式会社クラレ 偏光フィルムの製造法
JP4104917B2 (ja) * 2002-06-12 2008-06-18 株式会社クラレ 偏光フィルムの製造法
JP4233350B2 (ja) * 2003-02-26 2009-03-04 日本碍子株式会社 膜形成素材を含む基板の乾燥方法及び乾燥炉
WO2008111702A1 (en) * 2007-03-15 2008-09-18 Lg Chem, Ltd. Preparation method of polyvinyl alcohol polarizer film and polyvinyl alcohol polarizer film prepared by using the same
CN101033320B (zh) * 2007-03-20 2010-10-13 中国乐凯胶片集团公司 一种偏光片用聚乙烯醇膜
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
EP2979843B1 (en) * 2013-03-29 2020-01-08 Toray Industries, Inc. Tenter oven and method for manufacturing thermoplastic resin film
WO2015104966A1 (ja) * 2014-01-08 2015-07-16 株式会社クラレ 光学フィルム製造用原反フィルム
JP5968943B2 (ja) * 2014-03-31 2016-08-10 日東電工株式会社 延伸積層体の製造方法および延伸積層体、ならびに偏光膜の製造方法および偏光膜
JP6720865B2 (ja) * 2015-03-17 2020-07-08 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、ポリビニルアルコール系フィルム、および偏光膜
JP2017042942A (ja) * 2015-08-24 2017-03-02 東洋機械金属株式会社 射出成形システム
CN105440533B (zh) * 2016-01-06 2018-07-17 云南云天化股份有限公司 一种聚乙烯醇膜、其制备方法、偏光膜及偏光片
TWI734782B (zh) * 2016-05-12 2021-08-01 日商三菱化學股份有限公司 聚乙烯醇系薄膜及其製造方法與利用此聚乙烯醇系薄膜之偏光膜
KR102595403B1 (ko) * 2017-03-08 2023-10-27 주식회사 쿠라레 편광 필름, 편광판, 및 그들의 제조 방법
WO2018199140A1 (ja) * 2017-04-26 2018-11-01 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、偏光膜および偏光板、ならびにポリビニルアルコール系フィルムの製造方法
TWI747761B (zh) * 2021-03-10 2021-11-21 長春石油化學股份有限公司 聚乙烯醇薄膜、其製法及使用其之光學薄膜

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012032789A (ja) 2010-07-02 2012-02-16 Nippon Synthetic Chem Ind Co Ltd:The ポリビニルアルコール系フィルム、ポリビニルアルコール系フィルムの製造方法、偏光フィルム及び偏光板
WO2022004537A1 (ja) * 2020-06-30 2022-01-06 株式会社クラレ ポリビニルアルコールフィルム及びそれを用いた偏光フィルム

Also Published As

Publication number Publication date
JP2024022654A (ja) 2024-02-16
TW202337973A (zh) 2023-10-01
JP7592048B2 (ja) 2024-11-29
JP2023145299A (ja) 2023-10-11
TWI853226B (zh) 2024-08-21
KR20230139751A (ko) 2023-10-05
CN116855026A (zh) 2023-10-10

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