KR970007437A - 액정성광학필름 및 액정성광학필름으로 되는 액정표시소자용 보상필름 및 그 보상 필름을 갖춘 액정표시장치 - Google Patents

액정성광학필름 및 액정성광학필름으로 되는 액정표시소자용 보상필름 및 그 보상 필름을 갖춘 액정표시장치 Download PDF

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KR970007437A
KR970007437A KR1019960027849A KR19960027849A KR970007437A KR 970007437 A KR970007437 A KR 970007437A KR 1019960027849 A KR1019960027849 A KR 1019960027849A KR 19960027849 A KR19960027849 A KR 19960027849A KR 970007437 A KR970007437 A KR 970007437A
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liquid crystal
film
optical film
crystal display
discotic
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KR1019960027849A
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KR100407384B1 (ko
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요시히로 고보리
다께히로 도요오까
히도시 마자끼
야스시 사또
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오오자와 슈지로
닛뽕세끼유 가부시끼가이샤
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    • 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
    • C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
    • C09K19/06—Non-steroidal liquid crystal compounds
    • C09K19/32—Non-steroidal liquid crystal compounds containing condensed ring systems, i.e. fused, bridged or spiro ring systems
    • 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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G02B5/3016—Polarising elements involving passive liquid crystal elements
    • 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
    • C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
    • C09K19/06—Non-steroidal liquid crystal compounds
    • C09K19/32—Non-steroidal liquid crystal compounds containing condensed ring systems, i.e. fused, bridged or spiro ring systems
    • C09K2019/328—Non-steroidal liquid crystal compounds containing condensed ring systems, i.e. fused, bridged or spiro ring systems containing a triphenylene ring system
    • 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
    • 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
    • G02F2413/00—Indexing scheme related to G02F1/13363, i.e. to birefringent elements, e.g. for optical compensation, characterised by the number, position, orientation or value of the compensation plates
    • G02F2413/10—Indexing scheme related to G02F1/13363, i.e. to birefringent elements, e.g. for optical compensation, characterised by the number, position, orientation or value of the compensation plates with refractive index ellipsoid inclined, or tilted, relative to the LC-layer surface O plate
    • G02F2413/105—Indexing scheme related to G02F1/13363, i.e. to birefringent elements, e.g. for optical compensation, characterised by the number, position, orientation or value of the compensation plates with refractive index ellipsoid inclined, or tilted, relative to the LC-layer surface O plate with varying inclination in thickness direction, e.g. hybrid oriented discotic LC
    • 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
    • G02F2413/00—Indexing scheme related to G02F1/13363, i.e. to birefringent elements, e.g. for optical compensation, characterised by the number, position, orientation or value of the compensation plates
    • G02F2413/15—Indexing scheme related to G02F1/13363, i.e. to birefringent elements, e.g. for optical compensation, characterised by the number, position, orientation or value of the compensation plates with twisted orientation, e.g. comprising helically oriented LC-molecules or a plurality of twisted birefringent sublayers

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  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Mathematical Physics (AREA)
  • Liquid Crystal (AREA)
  • Polarising Elements (AREA)
  • Liquid Crystal Substances (AREA)
  • Optical Filters (AREA)

Abstract

목적
액정디스플레이의 시야각의존성을 겸감하기 위해서, 액정셀에 유래하는 비틀림구조와 굴절율 이방성의 어느것도 동시에 보상할 수 있는 것이 가능한 보상필름을 제공한다.
구성
액정상태에서의 액정의 배향형태를 고정화한 필름에서, 그 필름으로서 디스코틱액정성 재료에서 형성되고, 그 디스코틱액정의 배향형태가, 비틀림배향이 필름을 쓴다.

Description

액정성광학필름 및 액정성광학필름으로 되는 액정표시소자용 보상필름 및 그 보상 필름을 갖춘 액정표시장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제3도는 본 발명의 비틀림 구조에서, 디스코틱액정성화합물의 다이렉터가 연속적으로 변화하는 부분과 불연속으로 변화하는 부분과의 설명도, 제10도는 실시예 1에서 사용한 액정표시소자의 구성도.

Claims (8)

  1. 액정상태에서의 액정의 배향형태를 고정화한 필름에서, 그 필름이 디스코틱 액정성 재료에서 형성되고, 그 디스코틱액정의 배향형태가, 비틀림배향인 것을 특징으로 하는 액정성광학필름.
  2. 제1항에 있어서, 디스코틱액정성재료가, 적어도 1종의 광학활성인 화합물을 함유하는 것을 특징으로 하는 액정성광학필름.
  3. 제1항 또는 제2항에 있어서, 적어도 1종의 광학활성인 화합물이, 광학활성인 디스코틱액정성화합물인 것을 특징으로 하는 액정성광학필름.
  4. 제1항에 있어서, 디스코틱액정성재료가 적어도 1종의 광학활성인 디스코틱액정성화합물에 되는 것을 특징으로 하는 액정성광학필름.
  5. 제1항 내지 제4항에 있어서, 디스코틱액정의 다이렉터와 필름평면법선이 이루는 각도가, 필름의 두께방향으로 변화한 상태에서 고정화된 것을 특징으로 하는 액정성광학필름.
  6. 제1항 내지 제5항에 있어서, 디스코틱액정의 다이렉터와 필름명면법선이 이루는 각도가, 필름의 상면과 하면에서 다른 것을 특징으로 하는 액정성광학필름.
  7. 제1항 내지 제6항에 있어서, 액정성광학필름에서 되는 것을 특징으로 하는 액정표시소자용 보상필름.
  8. 제7항에 있어서, 보상필름 1장 또는 복수장을 갖춘 것을 특징으로 하는 액정표시장치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019960027849A 1995-07-11 1996-07-11 액정성광학필름및액정성광학필름으로되는액정표시소자용보상필름및그보상필름을갖춘액정표시장치 KR100407384B1 (ko)

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Application Number Priority Date Filing Date Title
JP1995-206379 1995-07-11
JP20637995A JP3445689B2 (ja) 1995-07-11 1995-07-11 液晶性光学フィルムおよび液晶性光学フィルムから成る液晶表示素子用補償フィルム並びに該補償フィルムを備えた液晶表示装置

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KR100407384B1 KR100407384B1 (ko) 2004-06-04

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US (1) US5855971A (ko)
EP (1) EP0758013B1 (ko)
JP (1) JP3445689B2 (ko)
KR (1) KR100407384B1 (ko)
DE (1) DE69610596T2 (ko)
TW (1) TW373096B (ko)

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JP3445689B2 (ja) 2003-09-08
JPH0926572A (ja) 1997-01-28
US5855971A (en) 1999-01-05
DE69610596D1 (de) 2000-11-16
TW373096B (en) 1999-11-01
EP0758013A1 (en) 1997-02-12
DE69610596T2 (de) 2001-05-31
KR100407384B1 (ko) 2004-06-04
EP0758013B1 (en) 2000-10-11

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