KR102538828B1 - 편광 필름의 제조 방법 - Google Patents

편광 필름의 제조 방법 Download PDF

Info

Publication number
KR102538828B1
KR102538828B1 KR1020187017818A KR20187017818A KR102538828B1 KR 102538828 B1 KR102538828 B1 KR 102538828B1 KR 1020187017818 A KR1020187017818 A KR 1020187017818A KR 20187017818 A KR20187017818 A KR 20187017818A KR 102538828 B1 KR102538828 B1 KR 102538828B1
Authority
KR
South Korea
Prior art keywords
film
stretching
polyvinyl alcohol
based resin
treatment
Prior art date
Application number
KR1020187017818A
Other languages
English (en)
Korean (ko)
Other versions
KR20180090836A (ko
Inventor
츠토무 후루야
유스케 기타가와
요스케 다나카
Original Assignee
스미또모 가가꾸 가부시키가이샤
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 스미또모 가가꾸 가부시키가이샤 filed Critical 스미또모 가가꾸 가부시키가이샤
Publication of KR20180090836A publication Critical patent/KR20180090836A/ko
Application granted granted Critical
Publication of KR102538828B1 publication Critical patent/KR102538828B1/ko

Links

Images

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
    • 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

Landscapes

  • 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)
KR1020187017818A 2015-12-07 2016-12-02 편광 필름의 제조 방법 KR102538828B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JPJP-P-2015-238667 2015-12-07
JP2015238667A JP6649068B2 (ja) 2015-12-07 2015-12-07 偏光フィルムの製造方法
PCT/JP2016/085905 WO2017099017A1 (ja) 2015-12-07 2016-12-02 偏光フィルムの製造方法

Publications (2)

Publication Number Publication Date
KR20180090836A KR20180090836A (ko) 2018-08-13
KR102538828B1 true KR102538828B1 (ko) 2023-05-31

Family

ID=59014127

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020187017818A KR102538828B1 (ko) 2015-12-07 2016-12-02 편광 필름의 제조 방법

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)

Families Citing this family (12)

* 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
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

Citations (4)

* 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
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
JP2013148806A (ja) * 2012-01-23 2013-08-01 Sumitomo Chemical Co Ltd 偏光フィルムとその製造方法及び偏光板
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

Family Cites Families (8)

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

Patent Citations (4)

* 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
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
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
JP2013148806A (ja) * 2012-01-23 2013-08-01 Sumitomo Chemical Co Ltd 偏光フィルムとその製造方法及び偏光板

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
CN108292006A (zh) 2018-07-17
JP6649068B2 (ja) 2020-02-19

Similar Documents

Publication Publication Date Title
KR102538828B1 (ko) 편광 필름의 제조 방법
KR102645969B1 (ko) 편광 필름의 제조 방법 및 편광 필름
KR102645999B1 (ko) 편광 필름의 제조 방법 및 편광 필름
JP7202846B2 (ja) 偏光子およびその製造方法
JPWO2020066125A1 (ja) 偏光板およびその製造方法、ならびに該偏光板を含む画像表示装置
KR101828213B1 (ko) 편광판 및 그 제조 방법 그리고 화상 표시 장치
KR102572466B1 (ko) 편광 필름의 제조 방법 및 제조 장치
JP2020126274A (ja) 偏光板
JP7475403B2 (ja) 偏光フィルム及び偏光板
WO2023038076A1 (ja) 偏光フィルム及び偏光板
KR20230002830A (ko) 편광판 및 그 제조 방법
WO2020261778A1 (ja) 偏光膜、偏光板、および該偏光膜の製造方法
KR20230086604A (ko) 편광 필름의 제조 방법 및 편광 필름
JP2022136808A (ja) 偏光フィルムの製造方法
CN117940812A (zh) 偏振膜和偏振板
KR20230007311A (ko) 화상 표시 패널 및 화상 표시 장치
JP2022065070A (ja) 偏光板の製造方法

Legal Events

Date Code Title Description
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
GRNT Written decision to grant