BE773009A - PROCESS FOR MAKING A LUMINESCENT SCREEN FOR COLOR TELEVISION TUBE - Google Patents

PROCESS FOR MAKING A LUMINESCENT SCREEN FOR COLOR TELEVISION TUBE

Info

Publication number
BE773009A
BE773009A BE773009A BE773009A BE773009A BE 773009 A BE773009 A BE 773009A BE 773009 A BE773009 A BE 773009A BE 773009 A BE773009 A BE 773009A BE 773009 A BE773009 A BE 773009A
Authority
BE
Belgium
Prior art keywords
making
color television
luminescent screen
television tube
tube
Prior art date
Application number
BE773009A
Other languages
French (fr)
Original Assignee
Philips Nv
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
Priority claimed from DE19702047262 external-priority patent/DE2047262C3/en
Application filed by Philips Nv filed Critical Philips Nv
Publication of BE773009A publication Critical patent/BE773009A/en

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/02Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
    • H01J29/10Screens on or from which an image or pattern is formed, picked up, converted or stored
    • H01J29/18Luminescent screens
    • H01J29/30Luminescent screens with luminescent material discontinuously arranged, e.g. in dots, in lines
    • H01J29/32Luminescent 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
    • H01J29/327Black matrix materials
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00Apparatus 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
    • H01J9/20Manufacture of screens on or from which an image or pattern is formed, picked up, converted or stored; Applying coatings to the vessel
    • H01J9/22Applying luminescent coatings
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00Apparatus 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
    • H01J9/20Manufacture of screens on or from which an image or pattern is formed, picked up, converted or stored; Applying coatings to the vessel
    • H01J9/22Applying luminescent coatings
    • H01J9/227Applying luminescent coatings with luminescent material discontinuously arranged, e.g. in dots or lines
    • H01J9/2271Applying luminescent coatings with luminescent material discontinuously arranged, e.g. in dots or lines by photographic processes
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00Apparatus 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
    • H01J9/20Manufacture of screens on or from which an image or pattern is formed, picked up, converted or stored; Applying coatings to the vessel
    • H01J9/22Applying luminescent coatings
    • H01J9/227Applying luminescent coatings with luminescent material discontinuously arranged, e.g. in dots or lines
    • H01J9/2276Development of latent electrostatic images
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00Apparatus 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
    • H01J9/20Manufacture of screens on or from which an image or pattern is formed, picked up, converted or stored; Applying coatings to the vessel
    • H01J9/22Applying luminescent coatings
    • H01J9/227Applying luminescent coatings with luminescent material discontinuously arranged, e.g. in dots or lines
    • H01J9/2278Application of light absorbing material, e.g. between the luminescent areas

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Formation Of Various Coating Films On Cathode Ray Tubes And Lamps (AREA)
BE773009A 1970-09-25 1971-09-23 PROCESS FOR MAKING A LUMINESCENT SCREEN FOR COLOR TELEVISION TUBE BE773009A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702047262 DE2047262C3 (en) 1970-09-25 Process for applying a light-absorbing layer to a color television picture display tube

Publications (1)

Publication Number Publication Date
BE773009A true BE773009A (en) 1972-03-23

Family

ID=5783393

Family Applications (1)

Application Number Title Priority Date Filing Date
BE773009A BE773009A (en) 1970-09-25 1971-09-23 PROCESS FOR MAKING A LUMINESCENT SCREEN FOR COLOR TELEVISION TUBE

Country Status (8)

Country Link
US (1) US3814629A (en)
JP (1) JPS5332677B1 (en)
BE (1) BE773009A (en)
CA (1) CA933576A (en)
FR (1) FR2108548A5 (en)
GB (1) GB1337779A (en)
HK (1) HK60276A (en)
NL (1) NL7112928A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7504324A (en) * 1975-04-11 1976-10-13 Philips Nv CATHOD BEAM TUBE FOR DISPLAYING COLORED IMAGES.
EP0623944B1 (en) * 1993-05-05 1997-07-02 AT&T Corp. Flat panel display apparatus, and method of making same
US6022652A (en) * 1994-11-21 2000-02-08 Candescent Technologies Corporation High resolution flat panel phosphor screen with tall barriers
US5543683A (en) * 1994-11-21 1996-08-06 Silicon Video Corporation Faceplate for field emission display including wall gripper structures
US6384527B1 (en) * 1994-11-21 2002-05-07 Candescent Technologies Corporation Flat panel display with reduced electron scattering effects

Also Published As

Publication number Publication date
DE2047262A1 (en) 1972-03-30
JPS5332677B1 (en) 1978-09-09
CA933576A (en) 1973-09-11
US3814629A (en) 1974-06-04
HK60276A (en) 1976-10-01
NL7112928A (en) 1972-03-28
DE2047262B2 (en) 1976-04-01
GB1337779A (en) 1973-11-21
FR2108548A5 (en) 1972-05-19

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