TWI618620B - Polarizing film and method for manufacturing polarizing plate - Google Patents

Polarizing film and method for manufacturing polarizing plate Download PDF

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Publication number
TWI618620B
TWI618620B TW102144136A TW102144136A TWI618620B TW I618620 B TWI618620 B TW I618620B TW 102144136 A TW102144136 A TW 102144136A TW 102144136 A TW102144136 A TW 102144136A TW I618620 B TWI618620 B TW I618620B
Authority
TW
Taiwan
Prior art keywords
film
treatment
air
moisture
blown
Prior art date
Application number
TW102144136A
Other languages
English (en)
Chinese (zh)
Other versions
TW201422410A (zh
Inventor
網谷圭二
Original Assignee
住友化學股份有限公司
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 住友化學股份有限公司 filed Critical 住友化學股份有限公司
Publication of TW201422410A publication Critical patent/TW201422410A/zh
Application granted granted Critical
Publication of TWI618620B publication Critical patent/TWI618620B/zh

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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
    • B29C55/04—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique
    • B29C55/06—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique parallel with the direction of feed
    • 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
    • B29C55/026—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets using multilayered plates or sheets of preformed plates or sheets coated with a solution, a dispersion or a melt of thermoplastic material
    • 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
    • B29D11/00634—Production of filters
    • B29D11/00644—Production of filters polarizing
    • 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
    • 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
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0018—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular optical properties, e.g. fluorescent or phosphorescent
    • B29K2995/0034—Polarising
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Ophthalmology & Optometry (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Dispersion Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Polarising Elements (AREA)
  • Laminated Bodies (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
TW102144136A 2012-12-04 2013-12-02 Polarizing film and method for manufacturing polarizing plate TWI618620B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JPJP2012-265007 2012-12-04
JP2012265007A JP6462199B2 (ja) 2012-12-04 2012-12-04 偏光フィルム及び偏光板の製造方法

Publications (2)

Publication Number Publication Date
TW201422410A TW201422410A (zh) 2014-06-16
TWI618620B true TWI618620B (zh) 2018-03-21

Family

ID=50883524

Family Applications (1)

Application Number Title Priority Date Filing Date
TW102144136A TWI618620B (zh) 2012-12-04 2013-12-02 Polarizing film and method for manufacturing polarizing plate

Country Status (5)

Country Link
JP (1) JP6462199B2 (ko)
KR (1) KR102119291B1 (ko)
CN (1) CN104823088B (ko)
TW (1) TWI618620B (ko)
WO (1) WO2014088112A1 (ko)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101990222B1 (ko) * 2014-08-04 2019-06-17 스미또모 가가꾸 가부시키가이샤 편광 필름의 제조 방법
KR101748010B1 (ko) * 2014-10-28 2017-06-15 주식회사 엘지화학 편광자의 제조방법, 이를 이용하여 제조된 편광자 및 이를 포함하는 편광판
JP6454545B2 (ja) * 2014-12-26 2019-01-16 日東電工株式会社 偏光板の製造方法
KR101790404B1 (ko) 2015-02-25 2017-10-26 주식회사 엘지화학 편광자의 제조방법, 이를 이용하여 제조된 편광자, 이를 포함하는 편광판 및 화상표시장치
JP6027214B1 (ja) 2015-06-11 2016-11-16 住友化学株式会社 フィルム製造方法
JP5970117B1 (ja) * 2015-08-11 2016-08-17 住友化学株式会社 偏光フィルムの製造方法及び製造装置
JP6733542B2 (ja) * 2015-09-30 2020-08-05 三菱ケミカル株式会社 偏光膜の製造方法
JP6898071B2 (ja) * 2015-10-15 2021-07-07 住友化学株式会社 光学フィルムの搬送方法及び偏光板の製造方法
KR101997662B1 (ko) * 2015-11-18 2019-07-08 주식회사 엘지화학 편광자 제조장치, 편광자의 제조방법, 상기 방법으로 제조된 편광자, 상기 편광자를 포함하는 편광판 및 상기 편광판을 포함하는 디스플레이 장치 또는 액정 표시 장치
KR101998094B1 (ko) * 2015-11-18 2019-07-09 주식회사 엘지화학 편광자 제조장치, 편광자의 제조방법, 상기 방법으로 제조된 편광자, 상기 편광자를 포함하는 편광판 및 상기 편광판을 포함하는 디스플레이 장치 또는 액정 표시 장치
WO2017094253A1 (ja) * 2015-11-30 2017-06-08 富士フイルム株式会社 位相差フィルムおよびその製造方法、位相差フィルムを備えた偏光板および液晶表示装置
JP6359003B2 (ja) * 2015-12-18 2018-07-18 住友化学株式会社 偏光フィルムの製造装置及び製造方法、並びに偏光フィルム
JP6647875B2 (ja) 2016-01-15 2020-02-14 日東電工株式会社 光学フィルムの製造方法
KR102580078B1 (ko) * 2016-08-18 2023-09-18 스미또모 가가꾸 가부시키가이샤 편광 필름의 제조 방법 및 제조 장치
TWI695961B (zh) * 2017-03-22 2020-06-11 住華科技股份有限公司 除液設備及除液方法
JP6400171B2 (ja) * 2017-10-13 2018-10-03 住友化学株式会社 偏光フィルムの製造装置及び製造方法、並びに偏光フィルム
JP7069708B2 (ja) * 2017-12-27 2022-05-18 東レ株式会社 水切り装置、水切り方法およびウェブの製造方法
JP7058230B2 (ja) * 2018-04-09 2022-04-21 日東電工株式会社 偏光子の製造方法
JP7058231B2 (ja) * 2018-04-09 2022-04-21 日東電工株式会社 偏光子の製造方法
JP6535799B1 (ja) * 2018-08-27 2019-06-26 日東電工株式会社 延伸樹脂膜の製造方法、偏光子の製造方法、および延伸樹脂膜の製造装置
JP7292130B2 (ja) 2019-06-28 2023-06-16 日東電工株式会社 偏光子の製造方法及び偏光子の製造装置

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI230275B (en) * 2000-05-12 2005-04-01 Kuraray Co Polyvinyl alcohol film and polarization film
TWI250933B (en) * 1999-12-24 2006-03-11 Teijin Ltd Multilayer film, refractive polarizer film and semi-transparent film
TWI276848B (en) * 2001-12-14 2007-03-21 Toyo Kohan Co Ltd Protection film for polarized film and releasing protection film and the polarization plate made by using said film
JP2011164553A (ja) * 2010-02-15 2011-08-25 Sumitomo Chemical Co Ltd 偏光フィルムの製造方法
JP2011232016A (ja) * 2010-04-30 2011-11-17 Tatsumo Kk 長尺状シート水切処理装置
CN102466835A (zh) * 2010-10-29 2012-05-23 住友化学株式会社 偏振片的制造方法

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* Cited by examiner, † Cited by third party
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JPH0699150A (ja) * 1992-09-21 1994-04-12 Toray Ind Inc 液体除去装置
JP2003177245A (ja) * 2001-12-12 2003-06-27 Fuji Photo Film Co Ltd 偏光板、その製造方法および液晶表示装置
JP4581690B2 (ja) * 2005-01-05 2010-11-17 住友化学株式会社 偏光フィルムの製造方法
JP2008094949A (ja) * 2006-10-11 2008-04-24 Fujifilm Corp ポリマーフィルムのアルカリ鹸化方法及び装置
JP5083815B2 (ja) * 2007-09-14 2012-11-28 住友化学株式会社 偏光板の製造方法
JP5522730B2 (ja) * 2010-08-18 2014-06-18 日東電工株式会社 粘着型位相差層付偏光板、光学フィルムおよび画像表示装置
JP5548580B2 (ja) * 2010-10-18 2014-07-16 日東電工株式会社 偏光フィルムの製造方法
JP2012123040A (ja) * 2010-12-06 2012-06-28 Nitto Denko Corp 位相差層付偏光板

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI250933B (en) * 1999-12-24 2006-03-11 Teijin Ltd Multilayer film, refractive polarizer film and semi-transparent film
TWI230275B (en) * 2000-05-12 2005-04-01 Kuraray Co Polyvinyl alcohol film and polarization film
TWI276848B (en) * 2001-12-14 2007-03-21 Toyo Kohan Co Ltd Protection film for polarized film and releasing protection film and the polarization plate made by using said film
JP2011164553A (ja) * 2010-02-15 2011-08-25 Sumitomo Chemical Co Ltd 偏光フィルムの製造方法
JP2011232016A (ja) * 2010-04-30 2011-11-17 Tatsumo Kk 長尺状シート水切処理装置
CN102466835A (zh) * 2010-10-29 2012-05-23 住友化学株式会社 偏振片的制造方法

Also Published As

Publication number Publication date
TW201422410A (zh) 2014-06-16
JP6462199B2 (ja) 2019-01-30
CN104823088A (zh) 2015-08-05
CN104823088B (zh) 2017-10-20
KR102119291B1 (ko) 2020-06-04
WO2014088112A1 (ja) 2014-06-12
JP2014109740A (ja) 2014-06-12
KR20150091357A (ko) 2015-08-10

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