CN118574876A - 聚乙烯醇膜和聚乙烯醇膜的制造方法 - Google Patents

聚乙烯醇膜和聚乙烯醇膜的制造方法 Download PDF

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Publication number
CN118574876A
CN118574876A CN202280086892.4A CN202280086892A CN118574876A CN 118574876 A CN118574876 A CN 118574876A CN 202280086892 A CN202280086892 A CN 202280086892A CN 118574876 A CN118574876 A CN 118574876A
Authority
CN
China
Prior art keywords
film
mass
pva
pva film
drying
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
CN202280086892.4A
Other languages
English (en)
Chinese (zh)
Inventor
小林晋三
风藤修
矶崎孝德
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.)
Kuraray Co Ltd
Original Assignee
Kuraray 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 Kuraray Co Ltd filed Critical Kuraray Co Ltd
Publication of CN118574876A publication Critical patent/CN118574876A/zh
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
    • 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
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • 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)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Engineering & Computer Science (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Materials Engineering (AREA)
  • Mathematical Physics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
CN202280086892.4A 2021-12-28 2022-12-27 聚乙烯醇膜和聚乙烯醇膜的制造方法 Pending CN118574876A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021-214551 2021-12-28
JP2021214551 2021-12-28
PCT/JP2022/048148 WO2023127874A1 (ja) 2021-12-28 2022-12-27 ポリビニルアルコールフィルム、及びポリビニルアルコールフィルムの製造方法

Publications (1)

Publication Number Publication Date
CN118574876A true CN118574876A (zh) 2024-08-30

Family

ID=86999067

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202280086892.4A Pending CN118574876A (zh) 2021-12-28 2022-12-27 聚乙烯醇膜和聚乙烯醇膜的制造方法

Country Status (5)

Country Link
JP (1) JPWO2023127874A1 (https=)
KR (1) KR20240130071A (https=)
CN (1) CN118574876A (https=)
TW (1) TW202342602A (https=)
WO (1) WO2023127874A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI843636B (zh) * 2023-07-31 2024-05-21 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造方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10325905A (ja) * 1997-05-23 1998-12-08 Nippon Synthetic Chem Ind Co Ltd:The ポリビニルアルコール系位相差フィルム
WO2012002194A1 (ja) * 2010-07-02 2012-01-05 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、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
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
CN107315217B (zh) * 2012-03-30 2020-11-06 株式会社可乐丽 聚乙烯醇系聚合物膜及其制造方法
CN111405972B (zh) * 2017-09-15 2022-09-02 株式会社可乐丽 聚乙烯醇膜和其制造方法

Also Published As

Publication number Publication date
TW202342602A (zh) 2023-11-01
WO2023127874A1 (ja) 2023-07-06
KR20240130071A (ko) 2024-08-28
JPWO2023127874A1 (https=) 2023-07-06

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