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WO2012011678A3 - 편광자의 제조방법 - Google Patents

편광자의 제조방법 Download PDF

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Publication number
WO2012011678A3
WO2012011678A3 PCT/KR2011/004700 KR2011004700W WO2012011678A3 WO 2012011678 A3 WO2012011678 A3 WO 2012011678A3 KR 2011004700 W KR2011004700 W KR 2011004700W WO 2012011678 A3 WO2012011678 A3 WO 2012011678A3
Authority
WO
WIPO (PCT)
Prior art keywords
polarizer
fabricating
film
cross
linking
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.)
Ceased
Application number
PCT/KR2011/004700
Other languages
English (en)
French (fr)
Other versions
WO2012011678A2 (ko
Inventor
이종석
최윤석
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.)
Dongwoo Fine Chem Co Ltd
Original Assignee
Dongwoo Fine Chem 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 Dongwoo Fine Chem Co Ltd filed Critical Dongwoo Fine Chem Co Ltd
Publication of WO2012011678A2 publication Critical patent/WO2012011678A2/ko
Publication of WO2012011678A3 publication Critical patent/WO2012011678A3/ko
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
    • 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
    • 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
    • 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
    • B32B37/0007—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding involving treatment or provisions in order to avoid deformation or air inclusion, e.g. to improve surface quality
    • B32B37/0015—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding involving treatment or provisions in order to avoid deformation or air inclusion, e.g. to improve surface quality to avoid warp or curl
    • 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
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/02—Physical, chemical or physicochemical properties
    • G02B1/105—
    • 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
    • G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
    • G02B1/14—Protective coatings, e.g. hard coatings

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Thermal Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Ophthalmology & Optometry (AREA)
  • Mechanical Engineering (AREA)
  • Polarising Elements (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)

Abstract

본 발명은 편광자의 제조방법에 관한 것으로, 보다 상세하게는 폴리비닐알코올계 필름을 알데히드기 및 카르복시기를 갖는 화합물을 함유하는 가교용 수용액에 침지하는 가교단계를 포함함으로써, 광학특성이 우수하고 필름의 파단 및 주름 발생 현상이 방지될 뿐만 아니라 대면적화와 박막화가 가능하고 폭방향 및 길이방향에 대한 치수 안정성이 높은 편광자를 제공할 수 있고, 알데히드 특유의 취기를 상쇄시켜 공정상의 취급성이 양호하고 생산 효율성도 향상시킬 수 있는 편광자의 제조방법에 관한 것이다.
PCT/KR2011/004700 2010-07-19 2011-06-28 편광자의 제조방법 Ceased WO2012011678A2 (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR20100069321 2010-07-19
KR10-2010-0069321 2010-07-19
KR1020100099588A KR20120010078A (ko) 2010-07-19 2010-10-13 편광자의 제조방법
KR10-2010-0099588 2010-10-13

Publications (2)

Publication Number Publication Date
WO2012011678A2 WO2012011678A2 (ko) 2012-01-26
WO2012011678A3 true WO2012011678A3 (ko) 2012-05-03

Family

ID=45497255

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2011/004700 Ceased WO2012011678A2 (ko) 2010-07-19 2011-06-28 편광자의 제조방법

Country Status (2)

Country Link
KR (1) KR20120010078A (ko)
WO (1) WO2012011678A2 (ko)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6535016B2 (ja) 2014-05-22 2019-06-26 エルジー・ケム・リミテッド ポリエチレンテレフタレートフィルムを保護フィルムとして備えた偏光板およびその製造方法｛ｐｏｌａｒｉｚｉｎｇ ｐｌａｔｅ ｗｉｔｈ ｐｏｌｙｅｔｈｙｌｅｎｅ ｔｅｒｅｐｈｔｈａｌａｔｅ ｆｉｌｍ ａｓ ｐｒｏｔｅｃｔｉｏｎ ｆｉｌｍ， ａｎｄ ｍｅｔｈｏｄ ｆｏｒ ｍａｎｕｆａｃｔｕｒｉｎｇ ｓａｍｅ｝
JP7413116B2 (ja) * 2020-03-26 2024-01-15 株式会社クラレ 偏光フィルムの製造方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003050313A (ja) * 2001-08-07 2003-02-21 Nitto Denko Corp 偏光板及び液晶表示素子
JP2006139166A (ja) * 2004-11-15 2006-06-01 Nitto Denko Corp 偏光子の製造方法、及び偏光子、及び偏光板、及び光学フィルム、及び画像表示装置
KR20100055442A (ko) * 2007-08-31 2010-05-26 닛폰고세이가가쿠고교 가부시키가이샤 가교제, 가교 고분자, 및 이들의 용도

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003050313A (ja) * 2001-08-07 2003-02-21 Nitto Denko Corp 偏光板及び液晶表示素子
JP2006139166A (ja) * 2004-11-15 2006-06-01 Nitto Denko Corp 偏光子の製造方法、及び偏光子、及び偏光板、及び光学フィルム、及び画像表示装置
KR20100055442A (ko) * 2007-08-31 2010-05-26 닛폰고세이가가쿠고교 가부시키가이샤 가교제, 가교 고분자, 및 이들의 용도

Also Published As

Publication number Publication date
WO2012011678A2 (ko) 2012-01-26
KR20120010078A (ko) 2012-02-02

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