KR950027457A - Method of forming alignment film of liquid crystal display device - Google Patents

Method of forming alignment film of liquid crystal display device Download PDF

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Publication number
KR950027457A
KR950027457A KR1019940004027A KR19940004027A KR950027457A KR 950027457 A KR950027457 A KR 950027457A KR 1019940004027 A KR1019940004027 A KR 1019940004027A KR 19940004027 A KR19940004027 A KR 19940004027A KR 950027457 A KR950027457 A KR 950027457A
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KR
South Korea
Prior art keywords
alignment
liquid crystal
display device
crystal display
photopolymer
Prior art date
Application number
KR1019940004027A
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Korean (ko)
Other versions
KR100294683B1 (en
Inventor
신현호
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이헌조
엘지전자 주식회사
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Priority to KR1019940004027A priority Critical patent/KR100294683B1/en
Publication of KR950027457A publication Critical patent/KR950027457A/en
Application granted granted Critical
Publication of KR100294683B1 publication Critical patent/KR100294683B1/en

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Classifications

    • 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
    • G02F1/13378—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers by treatment of the surface, e.g. embossing, rubbing or light irradiation
    • 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
    • G02F1/133509—Filters, e.g. light shielding masks
    • G02F1/133512—Light shielding layers, e.g. black matrix
    • 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
    • G02F1/133753—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers with different alignment orientations or pretilt angles on a same surface, e.g. for grey scale or improved viewing angle
    • 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
    • G02F1/133753—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers with different alignment orientations or pretilt angles on a same surface, e.g. for grey scale or improved viewing angle
    • G02F1/133761—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers with different alignment orientations or pretilt angles on a same surface, e.g. for grey scale or improved viewing angle with different pretilt angles

Abstract

본 발명은 액정표시소자의 배향막 형성방법에 관한 것으로, 광폴리머 배향막을 이용하여 공정의 수를 줄임으로써 보다 간편하게 화소분할 배향막을 형성하기 위한 것이다.BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for forming an alignment film of a liquid crystal display device, and to more easily form a pixel-divided alignment film by reducing the number of steps by using a photopolymer alignment film.

본 발명은 기판에 무기배향제를 증착하여 러빙하는 공정과, 상기 무기배향제위에 광폴리머 배향막을 도포하는 공정, 광마스크를 이용하여 선 편광된 자외선을 상기 광폴리머 배향막에 조사하여 배향방향을 형성하는 공정과, 상기 배향처리되지 않은 광폴리머 배향막을 식각하는 공정을 포함하여 이루어지는 액정표시소자의 배향막 형성방법을 제공한다.According to the present invention, a process of depositing and rubbing an inorganic alignment agent on a substrate, applying a photopolymer alignment layer on the inorganic alignment agent, and irradiating the photopolymer alignment layer with a linearly polarized ultraviolet ray using an optical mask to form an alignment direction And a step of etching the unaligned photopolymer alignment layer, the method for forming the alignment layer of the liquid crystal display device.

Description

액정표시소자의 배향막 형성방법Method of forming alignment film of liquid crystal display device

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 액정표시소자 제조에 있어서의 DD배향방법을 도시한 도면,1 is a view showing a DD alignment method in manufacturing a liquid crystal display device;

제2도는 종래의 DDTN패널과 TN패널의 시야각특성을 비교하여 나타낸 도면,2 is a view showing comparison of viewing angle characteristics of a conventional DDTN panel and a TN panel;

제3도는 선편광된 자외선 조사시간에 따른 굴절율 이방성의 변화를 나타낸 도면,3 is a view showing a change in refractive index anisotropy according to the linearly polarized ultraviolet irradiation time,

제4도는 본 발명의 액정표시소자 패널 구조도.4 is a structural diagram of a liquid crystal display device panel of the present invention.

Claims (2)

기판에 무기배향제를 증착하여 러빙하는 공정과, 상기 무기배향제위에 광폴리머 배향막을 도포하는 공정, 광마스크를 이용하여 선 편광된 자외선을 상기 광폴리머 배향막에 조사하여 배향방향을 형성하는 공정과, 상기 배향처리되지 않은 광폴리머 배향막을 식각하는 공정을 포함하여 이루어지는 것을 특징으로 하는 액정표시소자의 배향막 형성방법.Depositing and rubbing an inorganic alignment agent on a substrate; applying a photopolymer alignment layer on the inorganic alignment agent; And etching the unpolymerized photopolymer alignment layer. 제1항에 있어서, 액정표시소자의 한 화소내의 광폴리머 배향막과 무기 배향제사이에 블랙 매트릭스를 형성하는 공정이 더 포함되는 것을 특징으로 하는 액정표시소자의 배향막 형성방법.The method of claim 1, further comprising forming a black matrix between the photopolymer alignment film and the inorganic alignment agent in one pixel of the liquid crystal display device. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019940004027A 1994-03-02 1994-03-02 Method for forming alignment film of liquid crystal display KR100294683B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019940004027A KR100294683B1 (en) 1994-03-02 1994-03-02 Method for forming alignment film of liquid crystal display

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019940004027A KR100294683B1 (en) 1994-03-02 1994-03-02 Method for forming alignment film of liquid crystal display

Publications (2)

Publication Number Publication Date
KR950027457A true KR950027457A (en) 1995-10-16
KR100294683B1 KR100294683B1 (en) 2001-09-17

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KR1019940004027A KR100294683B1 (en) 1994-03-02 1994-03-02 Method for forming alignment film of liquid crystal display

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100716863B1 (en) * 2000-05-10 2007-05-09 주식회사 쉰들러 엘리베이터 Elevator governor which has emergency stopping device for up-down-direction

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR0141839B1 (en) * 1989-06-28 1998-06-15 구자홍 Liquid crystal display elements
JP3182896B2 (en) * 1992-08-03 2001-07-03 セイコーエプソン株式会社 Liquid crystal display device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100716863B1 (en) * 2000-05-10 2007-05-09 주식회사 쉰들러 엘리베이터 Elevator governor which has emergency stopping device for up-down-direction

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Publication number Publication date
KR100294683B1 (en) 2001-09-17

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