KR970071070A - Color filter for liquid crystal display element and manufacturing method thereof - Google Patents

Color filter for liquid crystal display element and manufacturing method thereof Download PDF

Info

Publication number
KR970071070A
KR970071070A KR1019960011434A KR19960011434A KR970071070A KR 970071070 A KR970071070 A KR 970071070A KR 1019960011434 A KR1019960011434 A KR 1019960011434A KR 19960011434 A KR19960011434 A KR 19960011434A KR 970071070 A KR970071070 A KR 970071070A
Authority
KR
South Korea
Prior art keywords
light blocking
color filter
layer
glass substrate
photoresist pattern
Prior art date
Application number
KR1019960011434A
Other languages
Korean (ko)
Other versions
KR100212128B1 (en
Inventor
양노석
Original Assignee
김광호
삼성전자 주식회사
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 김광호, 삼성전자 주식회사 filed Critical 김광호
Priority to KR1019960011434A priority Critical patent/KR100212128B1/en
Publication of KR970071070A publication Critical patent/KR970071070A/en
Application granted granted Critical
Publication of KR100212128B1 publication Critical patent/KR100212128B1/en

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1335Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133509Filters, e.g. light shielding masks
    • G02F1/133514Colour filters
    • G02F1/133516Methods for their manufacture, e.g. printing, electro-deposition or photolithography
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1335Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133509Filters, e.g. light shielding masks
    • G02F1/133512Light shielding layers, e.g. black matrix
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1335Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133509Filters, e.g. light shielding masks
    • G02F1/133514Colour filters
    • G02F1/133519Overcoatings

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Optical Filters (AREA)
  • Liquid Crystal (AREA)

Abstract

본 발명은 입사되는 백라이트(Back Light)의 시야각을 넓힐 수 있도록 광분산층을 형성한 액정표시소자용 칼라필터 및 그 제조 방법에 관한 것으로, 글래스 기판; 상기 글래스 기판에 일정 간격으로 이격되게 형성된 복수개의 광차단층들; 상기 광차단층들의 상부 외면을 둘러 싸는 구조로 형성된 광분산층들; 및, 상기 광분산층 상부에 상기 광차단층들 사이를 커버할 수 있도록 형성된 칼라필터층을 구비하여 이루어진 것이다.The present invention relates to a color filter for a liquid crystal display element in which an optical dispersion layer is formed so that a viewing angle of an incident backlight can be widened, and a method of manufacturing the same. A plurality of light blocking layers spaced apart from the glass substrate at regular intervals; Light scattering layers formed in a structure surrounding the upper outer surface of the light blocking layers; And a color filter layer formed on the light dispersion layer to cover the light blocking layers.

Description

액정표시소자용 칼라필터 및 그 제조 방법Color filter for liquid crystal display element and manufacturing method thereof

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

제3도는 본 발명의 칼라필터를 채용한 액정표시소자의 개략적인 단면도, 제4도는 본 발명에 따른 칼라필터의 제조 공정도.FIG. 3 is a schematic cross-sectional view of a liquid crystal display element employing the color filter of the present invention, and FIG. 4 is a manufacturing process of a color filter according to the present invention.

Claims (7)

글래스 기판; 상기 글래스 기판에 일정 간격으로 이격되게 형성된 광차단층들; 상기 광차단층들의 외면을 둘러 싸는 구조로 형성된 광분산층들; 및, 상기 광분산층들 상부에 상기 광차단층들 사이를 커버할 수 있도록 형성된 칼라필터층을 구비하여 이루어진 액정표시소자용 칼라필터.A glass substrate; Light blocking layers spaced apart from the glass substrate at regular intervals; Light scattering layers formed in a structure surrounding the outer surfaces of the light blocking layers; And a color filter layer formed on the light dispersion layers so as to cover between the light blocking layers. 제1항에 있어서, 상기 광분산층은 칼라필터층과 굴절률에 차이가 투명한 물질임을 특징으로 하는 액정표시소자용 칼라필터.The color filter for a liquid crystal display device according to claim 1, wherein the optical dispersion layer is a material having a refractive index different from that of the color filter layer. 제2항에 있어서, 상기 광분산층은 포토레지스트인 것을 특징으로 하는 액정표시소자용 칼라필터.The color filter for a liquid crystal display element according to claim 2, wherein the optical dispersion layer is a photoresist. 제1항에 있어서, 상기 광분산층은 그 상부가 중심부로부터 엣지부까지 소정 곡률을 갖는 경사 구조임을 특징으로 하는 액정표시소자용 칼라필터.The color filter for a liquid crystal display element according to claim 1, wherein the optical dispersion layer has an inclined structure whose upper portion has a predetermined curvature from a central portion to an edge portion. 글래스 기판의 상부 전면에 광차단층을 침적하는 제1단계; 상기 광차단층의 상부 전면에 미리 정해진 포토레지스트 패턴을 형성하는 제2단계; 상기 포토레지스트 패턴을 식각 마스크로 사용하여 광차단층을 글래스 기판이 노출되도록 선택적으로 식각하는 제3단계; 상기 포토레지스트 패턴을 제거하는 제4단계; 상기 결과물 상에 광분산층을 침적하는 제5단계; 상기 각각의 광차단층을 둘러싸는 구조로 상기 광분산층을 패터닝하는 제6단계; 및, 상기 결과물 상에 칼라필터층을 형성하는 제7단계를 구비하여 이루어진 액정표시소자용 칼라필터의 제조 방법.A first step of depositing a light blocking layer on the upper surface of the glass substrate; A second step of forming a predetermined photoresist pattern on the upper surface of the light blocking layer; A third step of selectively etching the light blocking layer to expose the glass substrate using the photoresist pattern as an etching mask; A fourth step of removing the photoresist pattern; A fifth step of depositing an optical dispersion layer on the resultant product; A sixth step of patterning the optical dispersion layer with a structure surrounding each of the light blocking layers; And a seventh step of forming a color filter layer on the resultant color filter. 제5항에 있어서, 상기 제6단계에서 광차단층은 상부 외연이 반구형의 형태로 형성됨을 특징으로 하는 액정표시소자용 칼라필터의 제조 방법.[6] The method of claim 5, wherein the light blocking layer is formed in a hemispherical shape in the upper outer edge in the sixth step. 글래스 기판의 상부 전면에 광차단층을 침적하는 제1단계; 상기 광차단층의 상부 전면에 미리 정해진 포토레지스트 패턴을 형성하는 제2단계; 상기 포토레지스트 패턴을 식각 마스크로 사용하여 광차단층을 글래스 기판이 노출되도록 선택적으로 식각하는 제3단계; 상기 포토레지스트 패턴에 열을 가하여 각각의 광차단층이 둘러쌓이는 구조로 광분산층을 형성하는 제4단계; 및, 상기 결과물 상에 칼라필터층을 형성하는 제5단계를 구비하여 이루어진 액정표시소자용 칼라필터의 제조 방법.A first step of depositing a light blocking layer on the upper surface of the glass substrate; A second step of forming a predetermined photoresist pattern on the upper surface of the light blocking layer; A third step of selectively etching the light blocking layer to expose the glass substrate using the photoresist pattern as an etching mask; A fourth step of applying a heat to the photoresist pattern to form an optical dispersion layer having a structure in which each light blocking layer is surrounded; And a fifth step of forming a color filter layer on the resultant color filter. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: It is disclosed by the contents of the first application.
KR1019960011434A 1996-04-16 1996-04-16 Lcd color filter and its manufactuaring method KR100212128B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019960011434A KR100212128B1 (en) 1996-04-16 1996-04-16 Lcd color filter and its manufactuaring method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019960011434A KR100212128B1 (en) 1996-04-16 1996-04-16 Lcd color filter and its manufactuaring method

Publications (2)

Publication Number Publication Date
KR970071070A true KR970071070A (en) 1997-11-07
KR100212128B1 KR100212128B1 (en) 1999-08-02

Family

ID=19455818

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019960011434A KR100212128B1 (en) 1996-04-16 1996-04-16 Lcd color filter and its manufactuaring method

Country Status (1)

Country Link
KR (1) KR100212128B1 (en)

Also Published As

Publication number Publication date
KR100212128B1 (en) 1999-08-02

Similar Documents

Publication Publication Date Title
KR930018306A (en) Reflective substrate, manufacturing method thereof and liquid crystal display device using same
EP2523038B1 (en) Color filter substrate capable of polarizing and manufacturing method thereof
KR940004514A (en) Reflective LCD
CN108333659A (en) Hollow electronic display
KR100938048B1 (en) Color filter and photomask used for manufacturing same
JPWO2010070788A1 (en) Exterior parts, manufacturing method thereof, and electronic equipment
KR970022461A (en) LCD and its manufacturing method
KR970062775A (en) Black matrix of liquid crystal display element and method of manufacturing the same
KR920006785A (en) Color liquid crystal display
KR20000039482A (en) Reflection type liquid crystal display device
KR970071070A (en) Color filter for liquid crystal display element and manufacturing method thereof
KR100601194B1 (en) Rreflective LCD and method for fabricating the same
KR102580860B1 (en) Display device and manufacturing method thereof
KR100546704B1 (en) Reflector of Reflective Liquid Crystal Display
TW200416427A (en) Manufacturing method of electro-optical device substrate and manufacturing method of electro-optical device
JP7239092B2 (en) Light modulation device, backlight module, display device and manufacturing method thereof
JP2004252396A (en) Optically reflective structure, its manufacturing method, photomask, and display device
JP4202809B2 (en) Color filter substrate for liquid crystal display elements
KR100924209B1 (en) Transflective liquid crystal display device and method of manufacturing the same
KR950024006A (en) Color filter substrate for liquid crystal display device and manufacturing method thereof
KR930018304A (en) LCD panel and manufacturing method thereof
KR100460060B1 (en) Reflective substrate, its manufacturing method and reflective liquid crystal display device
JP2002098955A (en) Liquid crystal display device and method for manufacturing the same
KR101192257B1 (en) Condensing film having lamp concealing property
JP2005018008A (en) Translucent type collar liquid crystal display element and reflective type collar liquid crystal display element, and manufacturing method therefor

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
FPAY Annual fee payment

Payment date: 20070418

Year of fee payment: 9

LAPS Lapse due to unpaid annual fee