KR102379795B1 - 편광판의 제조 방법 - Google Patents

편광판의 제조 방법 Download PDF

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Publication number
KR102379795B1
KR102379795B1 KR1020150179282A KR20150179282A KR102379795B1 KR 102379795 B1 KR102379795 B1 KR 102379795B1 KR 1020150179282 A KR1020150179282 A KR 1020150179282A KR 20150179282 A KR20150179282 A KR 20150179282A KR 102379795 B1 KR102379795 B1 KR 102379795B1
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KR
South Korea
Prior art keywords
stretching
pva
resin layer
extending
laminated body
Prior art date
Application number
KR1020150179282A
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English (en)
Korean (ko)
Other versions
KR20160079665A (ko
Inventor
사토루 구니카타
유키 나카노
슈사쿠 고토
겐타로 이케시마
Original Assignee
닛토덴코 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.)
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Publication date
Application filed by 닛토덴코 가부시키가이샤 filed Critical 닛토덴코 가부시키가이샤
Publication of KR20160079665A publication Critical patent/KR20160079665A/ko
Application granted granted Critical
Publication of KR102379795B1 publication Critical patent/KR102379795B1/ko

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    • 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
    • G02B5/3041—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 comprising multiple thin layers, e.g. multilayer stacks
    • G02B5/305—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 comprising multiple thin layers, e.g. multilayer stacks including organic materials, e.g. polymeric layers
    • 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
    • B29C55/023—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets using multilayered plates or sheets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/0073—Optical laminates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B32B27/302—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising aromatic vinyl (co)polymers, e.g. styrenic (co)polymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/0046—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by constructional aspects of the apparatus
    • B32B37/0053—Constructional details of laminating machines comprising rollers; Constructional features of the rollers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
    • 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
    • G02F1/133528—Polarisers

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Polarising Elements (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Ophthalmology & Optometry (AREA)
KR1020150179282A 2014-12-26 2015-12-15 편광판의 제조 방법 KR102379795B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2014266286A JP6525587B2 (ja) 2014-12-26 2014-12-26 偏光板の製造方法
JPJP-P-2014-266286 2014-12-26

Publications (2)

Publication Number Publication Date
KR20160079665A KR20160079665A (ko) 2016-07-06
KR102379795B1 true KR102379795B1 (ko) 2022-03-28

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020150179282A KR102379795B1 (ko) 2014-12-26 2015-12-15 편광판의 제조 방법

Country Status (4)

Country Link
JP (1) JP6525587B2 (ja)
KR (1) KR102379795B1 (ja)
CN (1) CN105739005B (ja)
TW (1) TW201625998A (ja)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019174636A (ja) * 2018-03-28 2019-10-10 コニカミノルタ株式会社 斜め延伸フィルム、偏光板、異形表示装置および斜め延伸フィルムの製造方法
JP7191578B2 (ja) * 2018-08-01 2022-12-19 日東電工株式会社 偏光子、偏光板、および、画像表示装置
JP2020020973A (ja) * 2018-08-01 2020-02-06 日東電工株式会社 偏光子、偏光板、および、画像表示装置
JP2020024240A (ja) * 2018-08-06 2020-02-13 日東電工株式会社 偏光子の製造方法
JP7165813B2 (ja) * 2019-03-28 2022-11-04 日東電工株式会社 偏光膜、偏光板および該偏光膜の製造方法
JP2021157156A (ja) * 2020-03-30 2021-10-07 三菱ケミカル株式会社 偏光フィルムの製造方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010253952A (ja) * 2010-05-14 2010-11-11 Kuraray Co Ltd 延伸加工用ビニルアルコール系重合体フィルムの切断方法
JP2012173724A (ja) * 2011-02-24 2012-09-10 Sumitomo Chemical Co Ltd 偏光フィルムの製造方法
JP2013156623A (ja) * 2012-10-26 2013-08-15 Sumitomo Chemical Co Ltd 偏光板の製造方法
JP2013238640A (ja) * 2012-05-11 2013-11-28 Nitto Denko Corp 偏光子の製造方法、偏光子、偏光板、光学フィルムおよび画像表示装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
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AT349589B (de) 1970-08-03 1979-04-10 Beck & Co Ag Dr Verfahren zur isolierung von elektrischen leitern mit harzschmelzen
JP4279944B2 (ja) 1999-06-01 2009-06-17 株式会社サンリッツ 偏光板の製造方法
JP4353482B2 (ja) * 2001-04-23 2009-10-28 日本合成化学工業株式会社 光学用ポリビニルアルコール系フィルムのスリット方法
JP3942881B2 (ja) * 2001-12-10 2007-07-11 株式会社クラレ 延伸加工用ビニルアルコール系重合体フィルムおよび偏光フィルム
US8052902B2 (en) * 2006-11-28 2011-11-08 Lg Display Co., Ltd. Method of fabricating polarizing plate
CN102789022B (zh) * 2007-08-24 2017-04-12 株式会社可乐丽 聚乙烯醇薄膜及由其制得的偏光薄膜
JP4868266B2 (ja) * 2010-03-31 2012-02-01 住友化学株式会社 積層フィルムの製造方法および偏光板の製造方法
KR20140091115A (ko) * 2012-01-30 2014-07-21 스미또모 가가꾸 가부시키가이샤 편광판의 제조 방법
JP5972106B2 (ja) * 2012-08-28 2016-08-17 日東電工株式会社 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
JP2010253952A (ja) * 2010-05-14 2010-11-11 Kuraray Co Ltd 延伸加工用ビニルアルコール系重合体フィルムの切断方法
JP2012173724A (ja) * 2011-02-24 2012-09-10 Sumitomo Chemical Co Ltd 偏光フィルムの製造方法
JP2013238640A (ja) * 2012-05-11 2013-11-28 Nitto Denko Corp 偏光子の製造方法、偏光子、偏光板、光学フィルムおよび画像表示装置
JP2013156623A (ja) * 2012-10-26 2013-08-15 Sumitomo Chemical Co Ltd 偏光板の製造方法

Also Published As

Publication number Publication date
CN105739005B (zh) 2020-10-16
JP6525587B2 (ja) 2019-06-05
TW201625998A (zh) 2016-07-16
JP2016126131A (ja) 2016-07-11
KR20160079665A (ko) 2016-07-06
CN105739005A (zh) 2016-07-06

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