KR20030025869A - 편광자의 제조방법, 편광자, 편광판 및 화상 표시장치 - Google Patents
편광자의 제조방법, 편광자, 편광판 및 화상 표시장치 Download PDFInfo
- Publication number
- KR20030025869A KR20030025869A KR1020020057169A KR20020057169A KR20030025869A KR 20030025869 A KR20030025869 A KR 20030025869A KR 1020020057169 A KR1020020057169 A KR 1020020057169A KR 20020057169 A KR20020057169 A KR 20020057169A KR 20030025869 A KR20030025869 A KR 20030025869A
- Authority
- KR
- South Korea
- Prior art keywords
- film
- polarizer
- polarizing plate
- light
- layer
- Prior art date
Links
Classifications
-
- 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
-
- 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
-
- 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
- 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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Ophthalmology & Optometry (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Polarising Elements (AREA)
- Liquid Crystal (AREA)
Abstract
Description
투과율(%) | 편광도(%) | |
실시예 1 | 43.5 | 97.8 |
실시예 2 | 43.6 | 98.5 |
실시예 3 | 43.5 | 96.2 |
비교예 1 | 43.1 | 95.3 |
비교예 2 | 파단 | 파단 |
Claims (7)
- 미연신 폴리비닐 알콜 필름을 4배 이하의 연신 배율로 일축 건식 연신 처리하는 단계, 필름을 염색하는 단계, 및 이어서 필름을 붕소 화합물 중에서 1.5배 미만의 연신 배율로 일축 연신 처리를 실시하는 단계를 포함하는 편광자의 제조방법.
- 제 1 항에 있어서,붕소 화합물 중에서 일축 연신 처리를 실시하는 필름의 형상비(필름 MD 방향치수/필름 TD 방향치수)를 1.2 이상으로 설정하는 편광자의 제조방법.
- 제 1 항에 있어서,편광자의 투과율 및 편광도가 각각 43% 이상 및 96% 이상인 편광자의 제조방법.
- 제 1 항의 제조방법에 의해 얻어진 편광자.
- 제 4 항에 따른 편광자의 한 면 이상에 투명 보호층을 갖는 편광판.
- 제 5 항에 있어서,위상차판, 시각 보상 필름, 반사판, 반투과판 및 휘도 향상 필름으로 이루어진 군으로부터 선택된 하나 이상을 포함하는 편광판.
- 제 5 항 또는 제 6 항에 따른 편광판을 사용한 화상 표시장치.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001286043A JP2003098344A (ja) | 2001-09-20 | 2001-09-20 | 偏光子の製造方法、偏光子、偏光板および画像表示装置 |
JPJP-P-2001-00286043 | 2001-09-20 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20030025869A true KR20030025869A (ko) | 2003-03-29 |
KR100880976B1 KR100880976B1 (ko) | 2009-02-03 |
Family
ID=19109088
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020020057169A KR100880976B1 (ko) | 2001-09-20 | 2002-09-19 | 편광자의 제조방법, 편광자, 편광판 및 화상 표시장치 |
Country Status (4)
Country | Link |
---|---|
US (1) | US6760156B2 (ko) |
JP (1) | JP2003098344A (ko) |
KR (1) | KR100880976B1 (ko) |
CN (1) | CN1220891C (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100705435B1 (ko) * | 2004-12-15 | 2007-04-17 | 주식회사 한국 오.지.케이 | 보호층이 적층된 편광판의 제조 방법 및 그 방법에 의하여제조된 편광판 |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002303727A (ja) * | 2001-04-06 | 2002-10-18 | Nitto Denko Corp | 偏光フィルムの製造方法 |
JP2002303725A (ja) * | 2001-04-06 | 2002-10-18 | Nitto Denko Corp | 偏光フィルム、偏光フィルムを用いた光学フィルムおよび液晶表示装置 |
JP4137550B2 (ja) * | 2002-08-08 | 2008-08-20 | 日東電工株式会社 | 偏光子の製造方法およびそれに用いる湿式延伸装置 |
JP3957700B2 (ja) * | 2003-04-25 | 2007-08-15 | 日東電工株式会社 | 偏光フィルムの製造方法 |
US20060144514A1 (en) * | 2005-01-03 | 2006-07-06 | Yongcai Wang | Polarizing plate laminated with an improved glue composition and a method of manufacturing the same |
TWI272409B (en) * | 2005-02-04 | 2007-02-01 | Optimax Tech Corp | Polarizing film and its manufacturing method |
WO2006107969A1 (en) | 2005-04-06 | 2006-10-12 | 3M Innovative Properties Company | Optical bodies including rough strippable boundary layers and asymmetric surface structures |
US9709700B2 (en) * | 2005-04-06 | 2017-07-18 | 3M Innovative Properties Company | Optical bodies including rough strippable boundary layers |
US20060227421A1 (en) | 2005-04-06 | 2006-10-12 | Stover Carl A | Optical bodies including strippable boundary layers |
TWI273105B (en) * | 2005-10-27 | 2007-02-11 | Daxon Technology Inc | Thin films and method of fabricating the same |
CN101609224B (zh) * | 2008-06-19 | 2013-05-15 | 明基材料股份有限公司 | 平面显示装置 |
JP5196651B2 (ja) * | 2008-11-27 | 2013-05-15 | 日東電工株式会社 | ヨウ素系偏光フィルム及びその製造方法 |
JP5244848B2 (ja) * | 2009-05-01 | 2013-07-24 | 日東電工株式会社 | 偏光子の製造方法 |
JP5606704B2 (ja) * | 2009-08-27 | 2014-10-15 | 株式会社クラレ | 偏光フィルムの製造方法 |
KR20130062194A (ko) * | 2011-12-02 | 2013-06-12 | 제일모직주식회사 | 고내구성 편광자 및 그 제조방법 |
JP5931125B2 (ja) * | 2014-06-03 | 2016-06-08 | 株式会社クラレ | 偏光フィルムの製造方法 |
KR20170007022A (ko) * | 2015-07-10 | 2017-01-18 | 스미또모 가가꾸 가부시키가이샤 | 편광자의 제조 방법 |
GB2568240B (en) * | 2017-11-03 | 2023-01-25 | Flexenable Ltd | Method of producing liquid crystal devices comprising a polariser component between two lc cells |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5677024A (en) * | 1993-07-19 | 1997-10-14 | Teijin Limited | Laminate having improved polarization characteristics and release film used therefor |
JPH08240715A (ja) | 1995-03-03 | 1996-09-17 | Sumitomo Chem Co Ltd | 偏光フィルムの製造法 |
JP3269002B2 (ja) * | 1997-04-16 | 2002-03-25 | 日本合成化学工業株式会社 | 偏光フィルムの製造法 |
JP3505968B2 (ja) | 1997-07-31 | 2004-03-15 | 住友化学工業株式会社 | 偏光フィルムの製造方法 |
-
2001
- 2001-09-20 JP JP2001286043A patent/JP2003098344A/ja active Pending
-
2002
- 2002-09-19 KR KR1020020057169A patent/KR100880976B1/ko not_active IP Right Cessation
- 2002-09-19 US US10/246,543 patent/US6760156B2/en not_active Expired - Lifetime
- 2002-09-20 CN CNB021424934A patent/CN1220891C/zh not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100705435B1 (ko) * | 2004-12-15 | 2007-04-17 | 주식회사 한국 오.지.케이 | 보호층이 적층된 편광판의 제조 방법 및 그 방법에 의하여제조된 편광판 |
Also Published As
Publication number | Publication date |
---|---|
US20030067683A1 (en) | 2003-04-10 |
KR100880976B1 (ko) | 2009-02-03 |
CN1409137A (zh) | 2003-04-09 |
US6760156B2 (en) | 2004-07-06 |
CN1220891C (zh) | 2005-09-28 |
JP2003098344A (ja) | 2003-04-03 |
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