CN116997451A - 聚乙烯醇系薄膜及其制造方法、以及使用其的偏光膜、偏光板 - Google Patents

聚乙烯醇系薄膜及其制造方法、以及使用其的偏光膜、偏光板 Download PDF

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Publication number
CN116997451A
CN116997451A CN202280017658.6A CN202280017658A CN116997451A CN 116997451 A CN116997451 A CN 116997451A CN 202280017658 A CN202280017658 A CN 202280017658A CN 116997451 A CN116997451 A CN 116997451A
Authority
CN
China
Prior art keywords
film
polyvinyl alcohol
thickness
polarizing
hot
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
CN202280017658.6A
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English (en)
Chinese (zh)
Inventor
汤山和也
北村秀一
清水俊宏
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.)
Mitsubishi Chemical Corp
Original Assignee
Mitsubishi Chemical Corp
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 Mitsubishi Chemical Corp filed Critical Mitsubishi Chemical Corp
Publication of CN116997451A publication Critical patent/CN116997451A/zh
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
    • 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
    • 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
    • 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)
CN202280017658.6A 2021-03-24 2022-03-23 聚乙烯醇系薄膜及其制造方法、以及使用其的偏光膜、偏光板 Pending CN116997451A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021-050250 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
CN116997451A true CN116997451A (zh) 2023-11-03

Family

ID=83397276

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202280017658.6A Pending CN116997451A (zh) 2021-03-24 2022-03-23 聚乙烯醇系薄膜及其制造方法、以及使用其的偏光膜、偏光板

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 (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107001667A (zh) * 2014-11-26 2017-08-01 株式会社可乐丽 聚乙烯醇系聚合物膜及其制造方法
CN110431456A (zh) * 2017-04-26 2019-11-08 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

Family Cites Families (9)

* 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
JP3480920B2 (ja) 2000-05-10 2003-12-22 株式会社クラレ ポリビニルアルコールフィルムの製造法
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
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
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
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
JP6834956B2 (ja) 2016-05-27 2021-02-24 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、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

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107001667A (zh) * 2014-11-26 2017-08-01 株式会社可乐丽 聚乙烯醇系聚合物膜及其制造方法
CN110431456A (zh) * 2017-04-26 2019-11-08 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

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Publication number Publication date
KR20230160238A (ko) 2023-11-23
TWI912498B (zh) 2026-01-21
TW202248309A (zh) 2022-12-16
JPWO2022202861A1 (https=) 2022-09-29
WO2022202861A1 (ja) 2022-09-29

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