JP7592048B2 - ポリビニルアルコールフィルム、それにより製造された光学フィルム及びその製造方法 - Google Patents

ポリビニルアルコールフィルム、それにより製造された光学フィルム及びその製造方法 Download PDF

Info

Publication number
JP7592048B2
JP7592048B2 JP2022102103A JP2022102103A JP7592048B2 JP 7592048 B2 JP7592048 B2 JP 7592048B2 JP 2022102103 A JP2022102103 A JP 2022102103A JP 2022102103 A JP2022102103 A JP 2022102103A JP 7592048 B2 JP7592048 B2 JP 7592048B2
Authority
JP
Japan
Prior art keywords
polyvinyl alcohol
film
alcohol film
stretching
swelling
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.)
Active
Application number
JP2022102103A
Other languages
English (en)
Japanese (ja)
Other versions
JP2023145299A (ja
Inventor
チーエン、シャオウェン
チェン、チアイン
Original Assignee
長春石油化學股▲分▼有限公司
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 長春石油化學股▲分▼有限公司 filed Critical 長春石油化學股▲分▼有限公司
Publication of JP2023145299A publication Critical patent/JP2023145299A/ja
Priority to JP2023207255A priority Critical patent/JP2024022654A/ja
Application granted granted Critical
Publication of JP7592048B2 publication Critical patent/JP7592048B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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

Landscapes

  • 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)
JP2022102103A 2022-03-28 2022-06-24 ポリビニルアルコールフィルム、それにより製造された光学フィルム及びその製造方法 Active JP7592048B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2023207255A JP2024022654A (ja) 2022-03-28 2023-12-07 ポリビニルアルコールフィルム、それにより製造された光学フィルム及びその製造方法

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

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2023207255A Division JP2024022654A (ja) 2022-03-28 2023-12-07 ポリビニルアルコールフィルム、それにより製造された光学フィルム及びその製造方法

Publications (2)

Publication Number Publication Date
JP2023145299A JP2023145299A (ja) 2023-10-11
JP7592048B2 true JP7592048B2 (ja) 2024-11-29

Family

ID=88227342

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2022102103A Active JP7592048B2 (ja) 2022-03-28 2022-06-24 ポリビニルアルコールフィルム、それにより製造された光学フィルム及びその製造方法
JP2023207255A Pending JP2024022654A (ja) 2022-03-28 2023-12-07 ポリビニルアルコールフィルム、それにより製造された光学フィルム及びその製造方法

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2023207255A Pending JP2024022654A (ja) 2022-03-28 2023-12-07 ポリビニルアルコールフィルム、それにより製造された光学フィルム及びその製造方法

Country Status (4)

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

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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
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 (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
KR102918163B1 (ko) 2026-01-26
JP2024022654A (ja) 2024-02-16
TW202337973A (zh) 2023-10-01
JP2023145299A (ja) 2023-10-11
TWI853226B (zh) 2024-08-21
KR20230139751A (ko) 2023-10-05
CN116855026A (zh) 2023-10-10

Similar Documents

Publication Publication Date Title
TWI626261B (zh) 聚乙烯醇系聚合物薄膜及偏光薄膜
JP2024170637A (ja) ポリビニルアルコールフィルム及びこれから製造された光学フィルム
JP2024155996A (ja) ポリビニルアルコールフィルム、それを含む光学フィルム及びそれらの製造方法
JP7592048B2 (ja) ポリビニルアルコールフィルム、それにより製造された光学フィルム及びその製造方法
JP7447055B2 (ja) ポリビニルアルコールフィルム及びそれを使用した光学フィルム
JP7695918B2 (ja) ポリビニルアルコールフィルム、それにより製造された光学フィルム及びその製造方法
CN114829489B (zh) 聚乙烯醇膜和使用了该聚乙烯醇膜的偏振膜的制造方法
CN113227857B (zh) 聚乙烯醇膜和使用其的偏振膜的制造方法
JP4646356B2 (ja) ポリビニルアルコールフィルムの製造法
TWI875582B (zh) 聚乙烯醇膜、包含其之光學膜及其製法
KR102906160B1 (ko) 폴리비닐알콜 필름, 그를 포함하는 광학 필름 및 그 제조 방법
JP7494267B2 (ja) ポリビニルアルコールフィルム、光学フィルム及び製造方法
CN115947960B (zh) 聚乙烯醇薄膜、包含其的光学薄膜及其制法
CN115210302B (zh) 聚乙烯醇膜的制造方法
JP2026002708A (ja) ポリビニルアルコールフィルム、それを含む光学フィルム及びその製造方法

Legal Events

Date Code Title Description
A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20220624

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20230303

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20230808

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20231207

A911 Transfer to examiner for re-examination before appeal (zenchi)

Free format text: JAPANESE INTERMEDIATE CODE: A911

Effective date: 20240126

A912 Re-examination (zenchi) completed and case transferred to appeal board

Free format text: JAPANESE INTERMEDIATE CODE: A912

Effective date: 20240222

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20241119

R150 Certificate of patent or registration of utility model

Ref document number: 7592048

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150