KR960008898A - Structure and Manufacturing Method of Color Cathode Ray Tube - Google Patents
Structure and Manufacturing Method of Color Cathode Ray Tube Download PDFInfo
- Publication number
- KR960008898A KR960008898A KR1019940019814A KR19940019814A KR960008898A KR 960008898 A KR960008898 A KR 960008898A KR 1019940019814 A KR1019940019814 A KR 1019940019814A KR 19940019814 A KR19940019814 A KR 19940019814A KR 960008898 A KR960008898 A KR 960008898A
- Authority
- KR
- South Korea
- Prior art keywords
- layer
- black
- ray tube
- cathode ray
- color cathode
- Prior art date
Links
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
- H01J9/20—Manufacture of screens on or from which an image or pattern is formed, picked up, converted or stored; Applying coatings to the vessel
- H01J9/22—Applying luminescent coatings
- H01J9/227—Applying luminescent coatings with luminescent material discontinuously arranged, e.g. in dots or lines
- H01J9/2278—Application of light absorbing material, e.g. between the luminescent areas
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
- H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
- H01J29/10—Screens on or from which an image or pattern is formed, picked up, converted or stored
- H01J29/18—Luminescent screens
- H01J29/28—Luminescent screens with protective, conductive or reflective layers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
- H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
- H01J29/10—Screens on or from which an image or pattern is formed, picked up, converted or stored
- H01J29/18—Luminescent screens
- H01J29/30—Luminescent screens with luminescent material discontinuously arranged, e.g. in dots, in lines
- H01J29/32—Luminescent screens with luminescent material discontinuously arranged, e.g. in dots, in lines with adjacent dots or lines of different luminescent material, e.g. for colour television
- H01J29/327—Black matrix materials
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
- Formation Of Various Coating Films On Cathode Ray Tubes And Lamps (AREA)
Abstract
본 발명은 칼라 음극선관에 관한 것으로, 특히 칼라 음극선관의 해상도 및 콘트라스트(Contrast)을 향상시키고 외부광에 대한 반사율을 저하 시키기에 적당하도록 한 칼라 음극선관의 구조 및 제조방법에 관한 것이다.The present invention relates to a color cathode ray tube, and more particularly, to a structure and a manufacturing method of a color cathode ray tube adapted to improve the resolution and contrast of a color cathode ray tube and to reduce reflectance to external light.
이와 같은 본 발명의 칼라 음극선관의 구조는 브라운관 표면, 상기 브라운관 표면의 외측에 흑색 안료와 도전성 입자가 포함되어 소정의 투과율을 갖고 형성된 실리카층, 상기 실리카층 상에 소정의 투과율을 갖고 형성되는 λ/4원 편광자, 상기 브라운관 표면의 내측에 소정의 두과율을 갖고 형성되는 흑색층, 상기 흑색층상에 일정한 간격으로 형성되는 블랙 매트릭스부, 상기 블랙 매트릭스부 사이사이에 형성되는 R,G,B 발광용 형광체부와, 상기 형광체부 위에 차례로 형성되는 에멀젼층 및 반사층을 포함하여 구성되고, 본 발명의 칼라 음극선관의 제조방법은 브라운관 표면의 외면에 흑색안료와 도전성 입자가 포함된 실리카층을 형성하는 공정과, 상기 실리카층 상부에 λ/4원 편광자를 부착하는 공정과, 상기 브라운관 표면의 내측에 흑색층을 형성하는 공정과, 상기 흑색층위에 화소와 화소 사이에서 빛을 차단하기 위한 블랙 매트릭스부를 형성하는 공정과, 상기 블랙 매트릭스 사이의 화소 영역에 R,G,B 발광용 형광체를 형성하고 상기 R,G,B 발광용 형광체에 에멀젼층과 알루미늄 반사층을 차레로 형성하는 공정을 포함하여 이루어진 것이다.Such a structure of the color cathode ray tube of the present invention is a silica layer formed by including a black pigment and conductive particles on the surface of the CRT, the CRT surface, and having a predetermined transmittance, and having a predetermined transmittance on the silica layer. A / 4-membered polarizer, a black layer formed at a predetermined penetration rate inside the surface of the CRT, a black matrix part formed at regular intervals on the black layer, and R, G, B light emission formed between the black matrix part And a emulsion layer and a reflection layer sequentially formed on the phosphor portion, and the method for manufacturing a color cathode ray tube according to the present invention includes forming a silica layer containing black pigment and conductive particles on the outer surface of the CRT surface. A step of attaching the lambda / 4 member polarizer on the silica layer, and forming a black layer inside the surface of the CRT. And forming a black matrix portion on the black layer to block light between the pixel and the pixel; forming phosphors for emitting R, G, and B light in the pixel region between the black matrix; And forming an emulsion layer and an aluminum reflective layer in the B-emitting phosphor.
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.
제3도는 본 발명의 브라운관 표면부위 단면도.3 is a cross-sectional view of the CRT surface portion of the present invention.
제4도는 본 발명에 따른 스핀 코팅 장치 구성도.4 is a schematic view of a spin coating apparatus according to the present invention.
제5도는 본 발명에 따른 원 평광자 부착장치 구성도.5 is a block diagram of a circular flat lamp attachment apparatus according to the present invention.
Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019940019814A KR0151209B1 (en) | 1994-08-11 | 1994-08-11 | The structure and fabricating method of the color crt |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019940019814A KR0151209B1 (en) | 1994-08-11 | 1994-08-11 | The structure and fabricating method of the color crt |
Publications (2)
Publication Number | Publication Date |
---|---|
KR960008898A true KR960008898A (en) | 1996-03-22 |
KR0151209B1 KR0151209B1 (en) | 1998-10-01 |
Family
ID=19390195
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019940019814A KR0151209B1 (en) | 1994-08-11 | 1994-08-11 | The structure and fabricating method of the color crt |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR0151209B1 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR19980022934A (en) * | 1996-09-24 | 1998-07-06 | 손욱 | Method of forming antistatic film for color improvement of cathode ray tube |
KR100652040B1 (en) * | 2000-12-29 | 2006-11-30 | 엘지.필립스 엘시디 주식회사 | Etching Device of Glass Substrate |
-
1994
- 1994-08-11 KR KR1019940019814A patent/KR0151209B1/en not_active IP Right Cessation
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR19980022934A (en) * | 1996-09-24 | 1998-07-06 | 손욱 | Method of forming antistatic film for color improvement of cathode ray tube |
KR100652040B1 (en) * | 2000-12-29 | 2006-11-30 | 엘지.필립스 엘시디 주식회사 | Etching Device of Glass Substrate |
Also Published As
Publication number | Publication date |
---|---|
KR0151209B1 (en) | 1998-10-01 |
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