KR950033610A - 액정 배향막 - Google Patents

액정 배향막 Download PDF

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Publication number
KR950033610A
KR950033610A KR1019950011297A KR19950011297A KR950033610A KR 950033610 A KR950033610 A KR 950033610A KR 1019950011297 A KR1019950011297 A KR 1019950011297A KR 19950011297 A KR19950011297 A KR 19950011297A KR 950033610 A KR950033610 A KR 950033610A
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South Korea
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polyimide
positive
liquid crystal
monovalent substituent
rule
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KR1019950011297A
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English (en)
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KR100333561B1 (ko
Inventor
다까야스 니히라
요시오 미야모또
히데유끼 엔도
도요히꼬 아베
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도꾸시마 히데이찌
닛산가가꾸고오교 가부시끼가이샤
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Priority claimed from JP9488894A external-priority patent/JPH07301806A/ja
Priority claimed from JP9488794A external-priority patent/JPH07301805A/ja
Application filed by 도꾸시마 히데이찌, 닛산가가꾸고오교 가부시끼가이샤 filed Critical 도꾸시마 히데이찌
Publication of KR950033610A publication Critical patent/KR950033610A/ko
Application granted granted Critical
Publication of KR100333561B1 publication Critical patent/KR100333561B1/ko

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    • 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
    • G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
    • G02F1/133711—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers by organic films, e.g. polymeric films
    • G02F1/133723—Polyimide, polyamide-imide
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • C08G73/1067—Wholly aromatic polyimides, i.e. having both tetracarboxylic and diamino moieties aromatically bound
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • C08G73/1075—Partially aromatic polyimides
    • C08G73/1078—Partially aromatic polyimides wholly aromatic in the diamino moiety
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00—Liquid crystal materials
    • C09K19/52—Liquid crystal materials characterised by components which are not liquid crystals, e.g. additives with special physical aspect: solvents, solid particles
    • C09K19/54—Additives having no specific mesophase characterised by their chemical composition
    • C09K19/56—Aligning agents
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2323/00—Functional layers of liquid crystal optical display excluding electroactive liquid crystal layer characterised by chemical composition
    • C09K2323/02—Alignment layer characterised by chemical composition
    • C09K2323/025—Polyamide
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31721—Of polyimide

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  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Organic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Nonlinear Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mathematical Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Materials Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
  • Liquid Crystal (AREA)

Abstract

해미트 규칙하의 θ값이 양인 1가 치환기로 치환되는 벤젠고리 혹은 비페닐고리가 곁사슬상에 존재하는 폴리이미드로 만든 액정 배향막.

Description

액정 배향막
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (5)

  1. 해미트 규칙하의 θp값이 양인 1가 치환기로 치환되는 벤젠고리 혹은 비페닐고리가 곁사슬상에 존재하는 폴리이미드로 만든 액정 배향막.
  2. 제1항에 있어서, 사용된 폴리이미드는 해미트 규칙하의 θp값이 양인 1가 치환기로 치환되는 벤젠고리 혹은 비페닐고리가 결합되어 있는 방향족 디아민을 테트라카르복실산 혹은 그 유도체와 반응시켜 0.05 내지 5.0dl/g (30℃의 N-메틸피롤리돈에서, 농도 : 0.5g/dl)의 감소된 점성도를 갖는 폴리이미드 전구물질을 얻은 다음, 그 폴리이미드 전구물질을 고리폐쇄 반응시켜 얻은 폴리이미드인 액정 배향막.
  3. 제1항에 있어서, 사용된 폴리이미드는 해미트 규칙하의 θp값이 양인 1가 치환기로 치환되는 벤젠고리 혹은 비페닐고리가 결합되어 있는 방향족 디아민을 5몰% 이상 함유하는 디아민 성분을 테트라카르복실산 혹은 그 유도체와 반응시켜 0.05 내지 5.0dl/g (30℃의 N-메틸피롤리돈에서, 농도 : 0.5g/dl)의 감소된 점성도를 갖는 폴리이미드 전구물질을 얻은 다음, 그 폴리이미드 전구물질을 고리폐쇄 반응시켜 얻은 폴리이미드인 액정 배향막.
  4. 제2항에 있어서, 해미트 규칙하의 θp값이 양인 1가 치환기로 치환되는 벤젠고리 혹은 비페닐 고리가 결합되어 있는 방향족 디아민의 식(I)의 디아민인 액정 배향막:
    (여기서 A는또는이고, X는 단일 화학결합, -O-, -COO- 그리고 -CONH-로 이루어져 있는 군에서 선택된 2가 결합기이며, Z는 해미트 규칙하의 θp값이 양인 1가 치환기임).
  5. 제3항에 있어서, 해미트 규칙하의 θp값이 양인 1가 치환기로 치환되는 벤젠고리 혹은 비페닐고리가 결합되어 있는 방향족 디아민이 식(I)의 디아민인 액정 배향막:
    (여기서 A는또는이고, X는 단일 화학결합, -O-, -COO- 그리고 -CONH-로 이루어져 있는 군에서 선택된 2가 결합기이며, Z는 해미트 규칙하의 θp값이 양인 1가 치환기임).
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019950011297A 1994-05-09 1995-05-09 액정배향막 KR100333561B1 (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP94-94887 1994-05-09
JP94-94888 1994-05-09
JP9488894A JPH07301806A (ja) 1994-05-09 1994-05-09 新規な液晶配向膜
JP9488794A JPH07301805A (ja) 1994-05-09 1994-05-09 液晶配向膜

Publications (2)

Publication Number Publication Date
KR950033610A true KR950033610A (ko) 1995-12-26
KR100333561B1 KR100333561B1 (ko) 2002-12-18

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Country Status (6)

Country Link
US (1) US5608033A (ko)
EP (1) EP0682283B1 (ko)
KR (1) KR100333561B1 (ko)
CN (1) CN1100110C (ko)
DE (1) DE69529364T2 (ko)
TW (1) TW290657B (ko)

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US5731404A (en) * 1995-11-01 1998-03-24 E. I. Du Pont De Nemours And Company Polyimide film from pyromellitic dianhydride and a bis(4-aminophenoxy) aromatic compound as an alignment layer for liquid crystal displays
US6111059A (en) * 1996-02-15 2000-08-29 Nissan Chemical Industries, Ltd. Diaminobenzene derivatives, polyimides prepared therefrom, and alignment film for liquid crystals
TW448336B (en) * 1996-07-11 2001-08-01 Nissan Chemical Ind Ltd Alignment treating agent for a liquid crystal cell
US6690495B1 (en) 2000-10-03 2004-02-10 Alphamicron, Inc. Device exhibiting photo-induced dichroism for adaptive anti-glare vision protection
CN1483057A (zh) * 2000-12-26 2004-03-17 日产化学工业株式会社 苯二胺衍生物、使用苯二胺衍生物的聚酰亚胺前体及聚酰亚胺、以及液晶取向处理剂
TWI291065B (en) * 2000-12-26 2007-12-11 Nissan Chemical Ind Ltd Diamines, polyimide precursors and polyimides produced by using the diamines, and liquid crystal aligning agents
JP4625584B2 (ja) * 2001-01-25 2011-02-02 東芝モバイルディスプレイ株式会社 液晶表示素子
US6500913B2 (en) * 2001-03-13 2002-12-31 Council Of Scientific And Industrial Research Polyimides, process for the preparation thereof and use thereof as alignment films for liquid crystal devices
TWI284147B (en) * 2001-11-15 2007-07-21 Nissan Chemical Ind Ltd Liquid crystal aligning agent for vertical alignment, alignment layer for liquid crystal, and liquid crystal displays made by using the same
KR101235412B1 (ko) * 2004-12-28 2013-02-20 닛산 가가쿠 고교 가부시키 가이샤 수직 배향용 액정 배향제, 액정 배향막 및 그것을 이용한 액정 표시 소자
JP2006220770A (ja) * 2005-02-08 2006-08-24 Nippon Oil Corp 液晶フィルムおよび液晶表示素子
TWI335455B (en) * 2005-09-22 2011-01-01 Ind Tech Res Inst Liquid crystal display device
KR100782437B1 (ko) * 2005-12-30 2007-12-05 제일모직주식회사 액정 배향제
TWI387812B (zh) * 2006-11-13 2013-03-01 Ind Tech Res Inst 具有光學補償功能之透明基板及其液晶顯示器
CN102643424B (zh) * 2011-08-25 2013-10-09 北京京东方光电科技有限公司 聚酰亚胺及其制备方法和应用
CN102707496B (zh) * 2011-09-08 2014-12-03 北京京东方光电科技有限公司 液晶取向膜及其制备方法及包含该取向膜的液晶显示装置
WO2013035803A1 (ja) * 2011-09-08 2013-03-14 日産化学工業株式会社 液晶配向処理剤、液晶配向膜及び液晶表示素子
CN102346338A (zh) * 2011-10-20 2012-02-08 深圳市华星光电技术有限公司 液晶面板及其配向膜
CN102819144B (zh) 2012-07-30 2014-11-12 北京京东方光电科技有限公司 取向膜制备方法、取向实现方法及液晶显示装置
KR102534338B1 (ko) * 2016-12-15 2023-05-18 닛산 가가쿠 가부시키가이샤 액정 배향제, 액정 배향막 및 그것을 사용한 액정 표시 소자
CN108333838A (zh) * 2018-03-06 2018-07-27 京东方科技集团股份有限公司 显示基板、显示面板及显示装置

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JP2729618B2 (ja) * 1987-07-22 1998-03-18 チッソ株式会社 液晶素子
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JPH02176631A (ja) * 1988-09-28 1990-07-09 Hitachi Chem Co Ltd 液晶配向膜用組成物，液晶配向膜および液晶表示素子
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JP3097702B2 (ja) * 1991-08-13 2000-10-10 日産化学工業株式会社 新規な液晶配向処理剤

Also Published As

Publication number Publication date
US5608033A (en) 1997-03-04
EP0682283B1 (en) 2003-01-15
DE69529364D1 (de) 2003-02-20
CN1100110C (zh) 2003-01-29
DE69529364T2 (de) 2003-10-16
TW290657B (ko) 1996-11-11
CN1116230A (zh) 1996-02-07
EP0682283A1 (en) 1995-11-15
KR100333561B1 (ko) 2002-12-18

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