KR970076048A - Polymer Dispersed Liquid Crystal Display and its Manufacturing Method - Google Patents

Polymer Dispersed Liquid Crystal Display and its Manufacturing Method Download PDF

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Publication number
KR970076048A
KR970076048A KR1019960016242A KR19960016242A KR970076048A KR 970076048 A KR970076048 A KR 970076048A KR 1019960016242 A KR1019960016242 A KR 1019960016242A KR 19960016242 A KR19960016242 A KR 19960016242A KR 970076048 A KR970076048 A KR 970076048A
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South Korea
Prior art keywords
liquid crystal
substrate
crystal display
polymer
electrode layer
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KR1019960016242A
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Korean (ko)
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KR100195180B1 (en
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임승재
박관선
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김광호
삼성전자 주식회사
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Priority to KR1019960016242A priority Critical patent/KR100195180B1/en
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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
    • G02F1/1334—Constructional arrangements; Manufacturing methods based on polymer dispersed liquid crystals, e.g. microencapsulated liquid crystals
    • 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
    • C09K19/542—Macromolecular compounds
    • 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
    • G02F1/1339—Gaskets; Spacers; Sealing of cells
    • G02F1/13392—Gaskets; Spacers; Sealing of cells spacers dispersed on the cell substrate, e.g. spherical particles, microfibres
    • 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
    • G02F1/1341—Filling or closing of 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
    • 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

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

Abstract

본 발명은 전극층과 박막 트랜지스터가 형성되어 있는 제1기판, 전극층, 블랙 매트릭스, 및 칼라 필터가 형성되어 있는 제2기판 및 상기 제1, 2기판 사이에 고분자액정복합체가 주입되어 있는 고분자 분산형 액정표시 장치에 있어서, 상기 1기판과 상기 제2기판의 외부 표면에 자외선 차폐 부재가 구비되어 있는 것을 특징으로 하는 고분자 분산형 액정표시장치 및 그 제조방법을 제공한다. 본 발명에 따르면, 기판상에 자외선 차폐 부재를 설치하여 고분자액정복합체의 열화가 방지됨으로써, 시간 경과에 따른 전압유지율의 저하가 감소되므로 신뢰성이 우수한 액정표시장치를 얻을 수 있다.Disclosed is a liquid crystal display device comprising a first substrate on which an electrode layer and a thin film transistor are formed, a second substrate on which an electrode layer, a black matrix and a color filter are formed, and a polymer dispersed liquid crystal A liquid crystal display device and a method of manufacturing the same are provided, wherein an ultraviolet shielding member is provided on the outer surfaces of the first substrate and the second substrate. According to the present invention, since the deterioration of the polymer liquid crystal composite is prevented by providing the ultraviolet shielding member on the substrate, the decrease in the voltage holding ratio with time is reduced, so that the liquid crystal display device with excellent reliability can be obtained.

Description

고분자 분산형 액정표시장치 및 그 제조방법Polymer Dispersed Liquid Crystal Display and its Manufacturing Method

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is a trivial issue, I did not include the contents of the text.

제1도는 일반적인 칼라 박막트랜지스터 고분자 분산형 액정표시장치의 구조도이다.FIG. 1 is a structural view of a general color thin film transistor polymer dispersed liquid crystal display device.

Claims (5)

전극층과 박막 트랜지스터가 형성되어 있는 제1기판, 전극층, 블랙 매트릭스, 및 칼라 필터가 형성되어 있는 제2기판 및 상기 제1, 2기판 사이에 고분자액정복합체가 주입되어 있는 고분자 분산형 액정표시장치에 있어서, 상기 1기판과 상기 제2기판의 외부 표면에 자외선 차폐 부재가 구비되어 있는 것을 특징으로 하는 고분자 분산형 액정표시장치.A polymer dispersion type liquid crystal display device in which a polymer liquid crystal composite is injected between a first substrate on which an electrode layer and a thin film transistor are formed, a second substrate on which an electrode layer, a black matrix and a color filter are formed, and the first and second substrates Wherein the ultraviolet shielding member is provided on an outer surface of the first substrate and the second substrate. 제1항에 있어서, 상기 자외선 차폐 부재가 250 내지 38nm의 빛을 차단하는 것을 특징으로 하는 고분자 분산형 액정표시장치.The polymer dispersed liquid crystal display according to claim 1, wherein the ultraviolet shielding member blocks light of 250 to 38 nm. 전극층과 박막 트랜지스터가 형성된 제1기판에 스페이서를 분사하는 단계; 블랙 매트릭스, 칼라필터 및 전극층이 형성되어 있는 제2기판 상부에 실란트를 도포한 다음, 상기 제1기판과 접합하여 공셀을 형성하는 단계; 상기 공셀에 고분자/액정 조성물을 주입한 다음, 자외선을 조사하는 단계 상기 공셀의 제1기판과 제2기판 외부 표면에 자외선 차폐부재를 설치하는 단계를 포함하는 것을 특징으로 하는 고분자 분산형 액정표시장치의 제조방법.A step of spraying a spacer on a first substrate on which an electrode layer and a thin film transistor are formed; Applying a sealant to an upper portion of a second substrate on which a black matrix, a color filter, and an electrode layer are formed, and bonding the sealant to the first substrate to form a vacant cell; And injecting a polymer / liquid crystal composition into the hollow cell, and irradiating ultraviolet rays. The method of claim 1, further comprising the step of providing an ultraviolet shielding member on the outer surface of the first substrate and the second substrate of the hollow cell. ≪ / RTI > 제3항에 있어서, 상기 자외선 차폐부재가 250 내지 380nm의 빛을 차단하는 것을 특징으로 하는 고분자 분산형 액정표시장치의 제조방법.The method of manufacturing a polymer dispersed liquid crystal display device according to claim 3, wherein the ultraviolet shielding member blocks light of 250 to 380 nm. 제3항에 있어서, 상기 고분자/액정 조성물을 구성하는 액정 모노머가 불소계 액정 미 불소계 액정과 시안계 액정의 혼합물중에서 선택되는 것을 특징으로 하는 고분자 분산형 액정표시장치의 제조방법.The method of manufacturing a polymer dispersed liquid crystal display device according to claim 3, wherein the liquid crystal monomer constituting the polymer / liquid crystal composition is selected from a mixture of a fluorinated liquid crystal fluorine liquid crystal and a cyan liquid crystal. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: It is disclosed by the contents of the first application.
KR1019960016242A 1996-05-15 1996-05-15 Polymer dispersed liquid crystal display and its fabrication method KR100195180B1 (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100599964B1 (en) * 2000-12-29 2006-07-12 비오이 하이디스 테크놀로지 주식회사 Fringe field switching mode liquid crystal display

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8518498B2 (en) 2009-09-02 2013-08-27 Samsung Display Co., Ltd. Liquid crystal display and manufacturing method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100599964B1 (en) * 2000-12-29 2006-07-12 비오이 하이디스 테크놀로지 주식회사 Fringe field switching mode liquid crystal display

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