KR20230160238A - 폴리비닐알코올계 필름, 및 이의 제조 방법, 및 이를 이용한 편광막, 편광판 - Google Patents

폴리비닐알코올계 필름, 및 이의 제조 방법, 및 이를 이용한 편광막, 편광판 Download PDF

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Publication number
KR20230160238A
KR20230160238A KR1020237029447A KR20237029447A KR20230160238A KR 20230160238 A KR20230160238 A KR 20230160238A KR 1020237029447 A KR1020237029447 A KR 1020237029447A KR 20237029447 A KR20237029447 A KR 20237029447A KR 20230160238 A KR20230160238 A KR 20230160238A
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KR
South Korea
Prior art keywords
film
polyvinyl alcohol
based film
heat
contact
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
KR1020237029447A
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English (en)
Korean (ko)
Inventor
카즈야 유야마
슈이치 키타무라
토시히로 시미즈
Original Assignee
미쯔비시 케미컬 주식회사
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.)
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Publication date
Application filed by 미쯔비시 케미컬 주식회사 filed Critical 미쯔비시 케미컬 주식회사
Publication of KR20230160238A publication Critical patent/KR20230160238A/ko
Pending legal-status Critical Current

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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
    • 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
    • B29C41/00—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
    • B29C41/34—Component parts, details or accessories; Auxiliary operations
    • B29C41/52—Measuring, controlling or regulating
    • 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
    • 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
    • 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
    • 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
    • B29L2007/008—Wide strips, e.g. films, webs
    • 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
    • B29L2011/00—Optical elements, e.g. lenses, prisms
    • 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

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Organic Chemistry (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Moulding By Coating Moulds (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Polarising Elements (AREA)
KR1020237029447A 2021-03-24 2022-03-23 폴리비닐알코올계 필름, 및 이의 제조 방법, 및 이를 이용한 편광막, 편광판 Pending KR20230160238A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JPJP-P-2021-050250 2021-03-24
JP2021050250 2021-03-24
PCT/JP2022/013349 WO2022202861A1 (ja) 2021-03-24 2022-03-23 ポリビニルアルコール系フィルム、およびその製造方法、ならびにそれを用いた偏光膜、偏光板

Publications (1)

Publication Number Publication Date
KR20230160238A true KR20230160238A (ko) 2023-11-23

Family

ID=83397276

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020237029447A Pending KR20230160238A (ko) 2021-03-24 2022-03-23 폴리비닐알코올계 필름, 및 이의 제조 방법, 및 이를 이용한 편광막, 편광판

Country Status (5)

Country Link
JP (1) JPWO2022202861A1 (https=)
KR (1) KR20230160238A (https=)
CN (1) CN116997451A (https=)
TW (1) TWI912498B (https=)
WO (1) WO2022202861A1 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118900880A (zh) * 2022-03-22 2024-11-05 株式会社可乐丽 聚乙烯醇膜和其制造方法
WO2024143239A1 (ja) * 2022-12-26 2024-07-04 三菱ケミカル株式会社 偏光膜製造用ポリビニルアルコール系フィルムおよびその製造方法、並びにそれを用いてなる偏光膜
CN119019796A (zh) * 2023-05-24 2024-11-26 长春石油化学股份有限公司 聚乙烯醇膜及由其制得的光学膜
TWI875582B (zh) * 2024-04-30 2025-03-01 長春石油化學股份有限公司 聚乙烯醇膜、包含其之光學膜及其製法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001315141A (ja) 2000-05-10 2001-11-13 Kuraray Co Ltd ポリビニルアルコールフィルムの製造法
WO2012132984A1 (ja) 2011-03-29 2012-10-04 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
WO2017204271A1 (ja) 2016-05-27 2017-11-30 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、ならびにそのポリビニルアルコール系フィルムを用いた偏光膜

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3632929B2 (ja) * 1992-06-11 2005-03-30 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方法
JP5911219B2 (ja) * 2010-08-27 2016-04-27 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の製造方法、ポリビニルアルコール系フィルム、偏光フィルム及び偏光板
WO2014208537A1 (ja) * 2013-06-28 2014-12-31 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
JP6219781B2 (ja) * 2014-05-23 2017-10-25 住友化学株式会社 偏光フィルム、偏光板及び液晶パネル
CN107073764A (zh) * 2014-10-16 2017-08-18 日本合成化学工业株式会社 聚乙烯醇系薄膜和其制造方法、以及偏振薄膜、偏光板
WO2016084836A1 (ja) * 2014-11-26 2016-06-02 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
JP6690897B2 (ja) * 2015-06-19 2020-04-28 住友化学株式会社 延伸フィルムの製造方法
CN110431456B (zh) * 2017-04-26 2021-10-26 三菱化学株式会社 聚乙烯醇系薄膜、偏光膜、偏振片和聚乙烯醇系薄膜的制造方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001315141A (ja) 2000-05-10 2001-11-13 Kuraray Co Ltd ポリビニルアルコールフィルムの製造法
WO2012132984A1 (ja) 2011-03-29 2012-10-04 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
WO2017204271A1 (ja) 2016-05-27 2017-11-30 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、ならびにそのポリビニルアルコール系フィルムを用いた偏光膜

Also Published As

Publication number Publication date
CN116997451A (zh) 2023-11-03
TWI912498B (zh) 2026-01-21
TW202248309A (zh) 2022-12-16
JPWO2022202861A1 (https=) 2022-09-29
WO2022202861A1 (ja) 2022-09-29

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