JP6649068B2 - 偏光フィルムの製造方法 - Google Patents

偏光フィルムの製造方法 Download PDF

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Publication number
JP6649068B2
JP6649068B2 JP2015238667A JP2015238667A JP6649068B2 JP 6649068 B2 JP6649068 B2 JP 6649068B2 JP 2015238667 A JP2015238667 A JP 2015238667A JP 2015238667 A JP2015238667 A JP 2015238667A JP 6649068 B2 JP6649068 B2 JP 6649068B2
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JP
Japan
Prior art keywords
stretching
film
polyvinyl alcohol
based resin
polarizing film
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
JP2015238667A
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English (en)
Japanese (ja)
Other versions
JP2017106969A (ja
Inventor
勉 古谷
勉 古谷
佑介 北河
佑介 北河
陽祐 田中
陽祐 田中
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.)
Sumitomo Chemical Co Ltd
Original Assignee
Sumitomo Chemical 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 Sumitomo Chemical Co Ltd filed Critical Sumitomo Chemical Co Ltd
Priority to JP2015238667A priority Critical patent/JP6649068B2/ja
Priority to CN201680071253.5A priority patent/CN108292006B/zh
Priority to KR1020187017818A priority patent/KR102538828B1/ko
Priority to PCT/JP2016/085905 priority patent/WO2017099017A1/ja
Priority to TW105139851A priority patent/TWI704369B/zh
Publication of JP2017106969A publication Critical patent/JP2017106969A/ja
Application granted granted Critical
Publication of JP6649068B2 publication Critical patent/JP6649068B2/ja
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    • 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
    • B29C55/10—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial
    • B29C55/12—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial
    • 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
    • B29C55/005—Shaping by stretching, e.g. drawing through a die; Apparatus therefor characterised by the choice of materials
    • 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
    • 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
    • C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
    • C08J7/12—Chemical modification
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L29/00—Compositions 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; Compositions of hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Compositions of derivatives of such polymers
    • C08L29/02—Homopolymers or copolymers of unsaturated alcohols
    • C08L29/04—Polyvinyl alcohol; Partially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids
    • 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
    • B29K2029/04—PVOH, i.e. polyvinyl alcohol
    • 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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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Materials Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Polarising Elements (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
JP2015238667A 2015-12-07 2015-12-07 偏光フィルムの製造方法 Active JP6649068B2 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2015238667A JP6649068B2 (ja) 2015-12-07 2015-12-07 偏光フィルムの製造方法
CN201680071253.5A CN108292006B (zh) 2015-12-07 2016-12-02 偏振膜的制造方法
KR1020187017818A KR102538828B1 (ko) 2015-12-07 2016-12-02 편광 필름의 제조 방법
PCT/JP2016/085905 WO2017099017A1 (ja) 2015-12-07 2016-12-02 偏光フィルムの製造方法
TW105139851A TWI704369B (zh) 2015-12-07 2016-12-02 偏光膜之製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2015238667A JP6649068B2 (ja) 2015-12-07 2015-12-07 偏光フィルムの製造方法

Publications (2)

Publication Number Publication Date
JP2017106969A JP2017106969A (ja) 2017-06-15
JP6649068B2 true JP6649068B2 (ja) 2020-02-19

Family

ID=59014127

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2015238667A Active JP6649068B2 (ja) 2015-12-07 2015-12-07 偏光フィルムの製造方法

Country Status (5)

Country Link
JP (1) JP6649068B2 (zh)
KR (1) KR102538828B1 (zh)
CN (1) CN108292006B (zh)
TW (1) TWI704369B (zh)
WO (1) WO2017099017A1 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114872307A (zh) * 2022-05-09 2022-08-09 深圳市盛波光电科技有限公司 一种高对比度偏光片及其制备方法

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019053300A (ja) * 2017-09-13 2019-04-04 住友ベークライト株式会社 カバー部材
CN110356025B (zh) * 2018-04-09 2023-03-28 日东电工株式会社 偏振片的制造方法
JP7058231B2 (ja) * 2018-04-09 2022-04-21 日東電工株式会社 偏光子の製造方法
JP7058230B2 (ja) * 2018-04-09 2022-04-21 日東電工株式会社 偏光子の製造方法
CN110361804B (zh) * 2018-04-09 2022-11-04 日东电工株式会社 偏振片的制造方法
JP2020126226A (ja) * 2019-02-04 2020-08-20 住友化学株式会社 偏光板および表示装置
CN114096899A (zh) * 2019-05-09 2022-02-25 株式会社可乐丽 偏振膜及其制造方法
TW202108682A (zh) * 2019-06-27 2021-03-01 日商可樂麗股份有限公司 偏光薄膜及其製造方法
JP7475403B2 (ja) 2021-09-13 2024-04-26 住友化学株式会社 偏光フィルム及び偏光板
WO2023038076A1 (ja) * 2021-09-13 2023-03-16 住友化学株式会社 偏光フィルム及び偏光板
JP7261336B1 (ja) 2022-03-31 2023-04-19 住友化学株式会社 偏光板

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005031577A (ja) * 2003-07-11 2005-02-03 Fuji Photo Film Co Ltd 偏光膜、偏光板および液晶表示装置
JP2005266326A (ja) * 2004-03-18 2005-09-29 Nitto Denko Corp 偏光フィルムの製造方法、偏光フィルムおよびそれを用いた光学フィルムならびに画像表示装置
JP4433462B2 (ja) * 2004-05-12 2010-03-17 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
JP5232403B2 (ja) * 2007-05-10 2013-07-10 日東電工株式会社 光学積層フィルム、及び長尺光学積層フィルムの製造方法、及び液晶表示装置
JP2009015314A (ja) * 2007-06-05 2009-01-22 Japan Steel Works Ltd:The 偏光フィルムの製造方法および製造装置
TWI465781B (zh) * 2007-09-12 2014-12-21 Sumitomo Chemical Co 偏光薄膜、偏光薄膜之製造方法、及偏光板之製造方法
JP5351135B2 (ja) * 2010-02-04 2013-11-27 日東電工株式会社 ヨウ素系偏光フィルムの製造方法
JP2011203641A (ja) * 2010-03-26 2011-10-13 Sumitomo Chemical Co Ltd 偏光板
JP2011215264A (ja) * 2010-03-31 2011-10-27 Sumitomo Chemical Co Ltd 偏光板およびその製造方法
JP5624803B2 (ja) * 2010-05-31 2014-11-12 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
JP2012003173A (ja) * 2010-06-21 2012-01-05 Sumitomo Chemical Co Ltd 偏光フィルム及び偏光板の製造方法
JP5831249B2 (ja) * 2012-01-23 2015-12-09 住友化学株式会社 偏光フィルムとその製造方法及び偏光板

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114872307A (zh) * 2022-05-09 2022-08-09 深圳市盛波光电科技有限公司 一种高对比度偏光片及其制备方法

Also Published As

Publication number Publication date
TWI704369B (zh) 2020-09-11
TW201728916A (zh) 2017-08-16
CN108292006B (zh) 2020-07-31
KR20180090836A (ko) 2018-08-13
WO2017099017A1 (ja) 2017-06-15
JP2017106969A (ja) 2017-06-15
KR102538828B1 (ko) 2023-05-31
CN108292006A (zh) 2018-07-17

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