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KR900014918A - 액정표시장치, 그 장치용 위상판, 광학변조막 및 기판 그리고 그 위상판의 제조방법 - Google Patents

액정표시장치, 그 장치용 위상판, 광학변조막 및 기판 그리고 그 위상판의 제조방법 Download PDF

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KR900014918A
KR900014918A KR1019900003609A KR900003609A KR900014918A KR 900014918 A KR900014918 A KR 900014918A KR 1019900003609 A KR1019900003609 A KR 1019900003609A KR 900003609 A KR900003609 A KR 900003609A KR 900014918 A KR900014918 A KR 900014918A
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liquid crystal
organic polymer
display device
crystal display
substrates
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KR1019900003609A
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KR0163176B1 (ko
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히사오 요꼬구라
데루오 기다무라
아끼오 무코
준이찌 하라카라
야수히꼬 칸도
이소지 사까이
야스오 후지무라
노보루 마수다니
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미따 가쓰시게
가부시기가이샤 히다찌세이사구쇼
가마이 고로우
낫또 덴고 가부시기가이샤
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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
    • G02F1/1335—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
    • G02B5/3083—Birefringent or phase retarding elements
    • 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
    • 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
    • B29D11/0074—Production of other optical elements not provided for in B29D11/00009- B29D11/0073
    • 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
    • G02F1/13363—Birefringent elements, e.g. for optical compensation
    • 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
    • G02F1/13363—Birefringent elements, e.g. for optical compensation
    • G02F1/133636—Birefringent elements, e.g. for optical compensation with twisted orientation, e.g. comprising helically oriented LC-molecules or a plurality of twisted birefringent sublayers
    • 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
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/0079—Liquid crystals
    • 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
    • G02F1/137—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
    • G02F1/139—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on orientation effects in which the liquid crystal remains transparent
    • G02F1/1396—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on orientation effects in which the liquid crystal remains transparent the liquid crystal being selectively controlled between a twisted state and a non-twisted state, e.g. TN-LC cell
    • G02F1/1397—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on orientation effects in which the liquid crystal remains transparent the liquid crystal being selectively controlled between a twisted state and a non-twisted state, e.g. TN-LC cell the twist being substantially higher than 90°, e.g. STN-, SBE-, OMI-LC cells
    • 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
    • G02F2202/00—Materials and properties
    • G02F2202/40—Materials having a particular birefringence, retardation
    • 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
    • G02F2413/01—Number of plates being 1

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  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mathematical Physics (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Health & Medical Sciences (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Ophthalmology & Optometry (AREA)
  • Liquid Crystal (AREA)
  • Polarising Elements (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Moulding By Coating Moulds (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)

Abstract

내용 없음.

Description

액정표시장치, 그 장치용 위상판, 광학변조막 및 기판 그리고 그 위상판의 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명에 따른 액정표시장치의 구성을 나타내는 개략적인 사시도,
제2도는 위상판의 제조장치를 나타낸 개략도,
제3도는 유기고분자용액에서 수면전개막을 형성방법에 대해 나타내는 개략도로서, [1]은 평면도, [2]는 측면도,
제4도는 본 발명에 따른 액정표시장치에 있어서, 배경부의 색 및 표시부의 색에 대한 CIE 색좌표그래프,
제5도는 컬러필터를 병행하여 설치된 본 발명에 따른 액정표시장치에 있는 표시부의 색에 대한 CIE 색좌표그래프.

Claims (10)

  1. 적어도 한쪽이 투과성이 전극을 가지는 2개월 기판간에 정의 유전이방성을 갖고, 선광물질을 함유한 네마틱액정의 액정분자가 기판간에서 기판에 수직인 나선축을 갖는 나선상에 배향하고, 그리고 기판간에 액정분자의 비틀림각이 180도 내지 270도로 된 액층을 좁은 공간에서 유지하는 액정표시소자와, 유기고분자의수면전개막의 배향축을 일정한 각도씩 변경시키면서 유기고분자의 수명젼개박을 적층하여 형성하는 위상판으로 구성된 것을 특징으로 하는 액정표시장치.
  2. 제1항에 있어서, 네마틱액정의 굴절율이방성△n과 두장의 기판간에 좁은 공간에서 유지하는 액정층의 두께 d(μm)의 적(積)이 0.4 내지 1.5μm이 되도록 액정분자를 선택하는 것을 특징으로 하는 액정표시장치.
  3. 제1항에 있어서, 컬러필터로 구성된 것을 특징으로 하는 액정표시장치.
  4. 제2항에 있어서, 컬러필터로 구성된 것을 특징으로 하는 액정표시장치.
  5. 적어도 한쪽의 투과성이 전극을 가지는 2개월 기판간에 정의 유전이방성을 갖고, 선광물질을 함유한 네마틱 액정의 액정분자가 기판간에서 기판에 수직인 나선축을 갖는 나선상에 배향하고, 그리고 기판간에 액정분자의 비틀림각이 180도 내지270도로 된 액층을 좁은 공간에서 유지하는 액정표시소자와, 유기고분자의 수면전개막의 배향축을 일정한 각도씩 변경시키면서 유기고분자의 수명전개막을 적층하여 형성하는 위상판으로 구성된 것을 특징으로 하는 액정표시장치.
  6. 유기용매에 용해된 유기고분자 용액을, 수면상에 전개하며, 용액의 자발전개속도보다 따른 속도로, 필림을 끌어올려서 유기용매를 휘발시켜 용액농도를 높혀서 유기고분자의 고체상막을 형성하고, 막의 배향축을 일정한 각도씩 변경해서 적층하는 것을 특징으로 하는 액정표시장치용 위상판의 제조방법.
  7. 유기고분자용액을 수면상에서 자발전개속도보다 빠른 속도를 갖고 일정한 방향으로 유기구분자막을 끌어올려서 형성한 유기고분자막의 배향축을 일정한 각도씩 변경시켜 적층하여 형성되는 것을 특징으로 하는 액정표시장치 광학변조막.
  8. 유기 고분자용액을 수면상에서 자발전계속도보다 빠른 속도를 갖고 일정한 방향으로 유기고분자막을 끌어올려서 형성한 유기고분막의 배향축을 일정한 각도씩 변경시켜 적층하여 형성되는 것을 특지응로 하는 액정표시장치용 위상판.
  9. 투명기판의 적어도 한면에서, 유기고분자용액을 수면상에서 자발 전개속도보다 빠른 속도를 갖고 일정한 방향으로 유기고분자막을 끌어올려서 형성한 유기고분자막을 배향축을 일정한 각도씩 변경시켜 적층하여 형성되는 것을 특징으로 하는 액정표시장치용 기판.
  10. 유기고분자용액을 수면상에서 자발전개속도보다 빠른 속도를 갖고 일정한 방향으로 유기고분자막을 끌어올려서 형성한 유기고분자막의 배향축을 일정한 각도씩 변경시켜 적층하여 형성된 위상판으로 구성하는 것을 특징으로 하는 액정표시장치용 기판.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019900003609A 1989-03-18 1990-03-17 액정표시장치, 그 장치용 위상판, 광학변조막 및 기판 그리고 그 위상판의 제조방법 Expired - Fee Related KR0163176B1 (ko)

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JP1066778A JP2565563B2 (ja) 1989-03-18 1989-03-18 液晶表示装置の製法および液晶表示装置用位相板の製法
JP1-66778 1989-03-18

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KR900014918A true KR900014918A (ko) 1990-10-25
KR0163176B1 KR0163176B1 (ko) 1999-01-15

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JP2565563B2 (ja) 1996-12-18
KR0163176B1 (ko) 1999-01-15

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