KR101008230B1 - 편광필름 및 그의 제조방법 - Google Patents
편광필름 및 그의 제조방법 Download PDFInfo
- Publication number
- KR101008230B1 KR101008230B1 KR1020060058081A KR20060058081A KR101008230B1 KR 101008230 B1 KR101008230 B1 KR 101008230B1 KR 1020060058081 A KR1020060058081 A KR 1020060058081A KR 20060058081 A KR20060058081 A KR 20060058081A KR 101008230 B1 KR101008230 B1 KR 101008230B1
- Authority
- KR
- South Korea
- Prior art keywords
- polarizing film
- film
- crosslinking agent
- dye
- durability
- Prior art date
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Classifications
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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
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- 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
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- 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
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
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- 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
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- 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
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- 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
- G02B1/04—Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics
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- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/16—Applications used for films
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- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Medicinal Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Polarising Elements (AREA)
Abstract
Description
Claims (4)
- 폴리비닐알코올계 필름의 일축 연신 전, 연신 중 또는 연신 후에 이색성 염료를 염색한 다음, 가교제 수용액 중에서 염료를 고착시켜 얻어지는 편광필름에 있어서,25℃, 65%RH에서 24시간 방치한 편광필름에 대해 50℃에서 진공건조법으로 측정한 수분의 무게 비로써 정의되는 수분흡수율이 0.5 내지 5.7%이고,상기 가교제는 부탄테트라카르복시산, 시트르산, 디메틸 디하이드록시에틸렌 우레아 및 포름알데히드 중에서 선택된 1종 이상의 것임을 특징으로 하는 편광필름.
- 삭제
- 제 1 항에 있어서, 가교제 수용액은 1 내지 20중량% 농도인 것을 특징으로 하는 편광필름.
- 제 1 항 또는 제 3 항에 있어서, 염료의 고착은 100 내지 200℃에서 수행되는 것임을 특징으로 하는 편광필름.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020060058081A KR101008230B1 (ko) | 2006-06-27 | 2006-06-27 | 편광필름 및 그의 제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020060058081A KR101008230B1 (ko) | 2006-06-27 | 2006-06-27 | 편광필름 및 그의 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20080000349A KR20080000349A (ko) | 2008-01-02 |
KR101008230B1 true KR101008230B1 (ko) | 2011-01-17 |
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Family Applications (1)
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KR1020060058081A KR101008230B1 (ko) | 2006-06-27 | 2006-06-27 | 편광필름 및 그의 제조방법 |
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KR (1) | KR101008230B1 (ko) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100932049B1 (ko) * | 2008-08-22 | 2009-12-15 | 주식회사 에이스 디지텍 | 편광판의 제조방법 |
US10479870B2 (en) | 2015-06-03 | 2019-11-19 | Lg Chem, Ltd. | Method for manufacturing polarizer and polarizer manufactured thereby |
CN114437384B (zh) * | 2020-10-30 | 2023-08-15 | 中国石油化工股份有限公司 | 聚乙烯醇光学膜及其制备方法和偏光片 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR920001279A (ko) * | 1990-06-05 | 1992-01-30 | 다니이 아끼오 | 광학적 정보처리장치 |
KR20010050429A (ko) * | 1999-09-13 | 2001-06-15 | 가마이 고로 | 광학 보상 필름, 광학 보상 편광판 및 액정 디스플레이 장치 |
KR20030083518A (ko) * | 2002-04-23 | 2003-10-30 | 닛토덴코 가부시키가이샤 | 편광 필름 및 그 제조방법, 이를 이용한 편광판 및 광학부재 |
KR20050026859A (ko) * | 2003-09-10 | 2005-03-16 | 스미또모 가가꾸 가부시키가이샤 | 편광 필름의 제조 방법, 편광판의 제조 방법 및 광학적층체의 제조 방법 |
-
2006
- 2006-06-27 KR KR1020060058081A patent/KR101008230B1/ko active IP Right Grant
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR920001279A (ko) * | 1990-06-05 | 1992-01-30 | 다니이 아끼오 | 광학적 정보처리장치 |
KR20010050429A (ko) * | 1999-09-13 | 2001-06-15 | 가마이 고로 | 광학 보상 필름, 광학 보상 편광판 및 액정 디스플레이 장치 |
KR20030083518A (ko) * | 2002-04-23 | 2003-10-30 | 닛토덴코 가부시키가이샤 | 편광 필름 및 그 제조방법, 이를 이용한 편광판 및 광학부재 |
KR20050026859A (ko) * | 2003-09-10 | 2005-03-16 | 스미또모 가가꾸 가부시키가이샤 | 편광 필름의 제조 방법, 편광판의 제조 방법 및 광학적층체의 제조 방법 |
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