KR900017079A - Screen blackening method of color cathode ray tube - Google Patents

Screen blackening method of color cathode ray tube Download PDF

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Publication number
KR900017079A
KR900017079A KR1019890004659A KR890004659A KR900017079A KR 900017079 A KR900017079 A KR 900017079A KR 1019890004659 A KR1019890004659 A KR 1019890004659A KR 890004659 A KR890004659 A KR 890004659A KR 900017079 A KR900017079 A KR 900017079A
Authority
KR
South Korea
Prior art keywords
ray tube
cathode ray
color cathode
blackening method
film
Prior art date
Application number
KR1019890004659A
Other languages
Korean (ko)
Other versions
KR910005808B1 (en
Inventor
김종광
Original Assignee
김정배
삼성전관 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 김정배, 삼성전관 주식회사 filed Critical 김정배
Priority to KR1019890004659A priority Critical patent/KR910005808B1/en
Publication of KR900017079A publication Critical patent/KR900017079A/en
Application granted granted Critical
Publication of KR910005808B1 publication Critical patent/KR910005808B1/en

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Classifications

    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Electrodes For Cathode-Ray Tubes (AREA)
  • Formation Of Various Coating Films On Cathode Ray Tubes And Lamps (AREA)

Abstract

내용 없음No content

Description

칼라음극선관의 스크린 흑화막 형성방법Screen blackening method of color cathode ray tube

제2도는 본 발명에 따른 스크린 확대 단면도2 is an enlarged cross-sectional view of the screen according to the present invention.

Claims (1)

스크린막의 알미늄 증착막(3)에 순수철(Fe)을 중착형성함과 아울러 이를 흑화로내에서 산화처리함으로써 사삼산화철(Fe3O4)를 주제료로 하는 흑화막이 형성되도록 하는 것을 특징으로 하는 칼라음극선관의 스크립 혹화막 형성방법.A color characterized in that a blackening film containing iron trioxide (Fe 3 O 4 ) as a main material is formed by depositing pure iron (Fe) on the aluminum deposition film 3 of the screen film and oxidizing it in a blackening furnace. A method of forming a script degradation film of a cathode ray tube. ※ 참고사항 :최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019890004659A 1989-04-08 1989-04-08 Establishing method of a screen of color picture tube KR910005808B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019890004659A KR910005808B1 (en) 1989-04-08 1989-04-08 Establishing method of a screen of color picture tube

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019890004659A KR910005808B1 (en) 1989-04-08 1989-04-08 Establishing method of a screen of color picture tube

Publications (2)

Publication Number Publication Date
KR900017079A true KR900017079A (en) 1990-11-15
KR910005808B1 KR910005808B1 (en) 1991-08-03

Family

ID=19285210

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019890004659A KR910005808B1 (en) 1989-04-08 1989-04-08 Establishing method of a screen of color picture tube

Country Status (1)

Country Link
KR (1) KR910005808B1 (en)

Also Published As

Publication number Publication date
KR910005808B1 (en) 1991-08-03

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