ES412172A1 - Un metodo de producir un recubrimiento absorbente de luz enun tubo de television en colores. - Google Patents

Un metodo de producir un recubrimiento absorbente de luz enun tubo de television en colores.

Info

Publication number
ES412172A1
ES412172A1 ES412172A ES412172A ES412172A1 ES 412172 A1 ES412172 A1 ES 412172A1 ES 412172 A ES412172 A ES 412172A ES 412172 A ES412172 A ES 412172A ES 412172 A1 ES412172 A1 ES 412172A1
Authority
ES
Spain
Prior art keywords
film
central regions
light
front plate
until
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
ES412172A
Other languages
English (en)
Spanish (es)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CBS Corp
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of ES412172A1 publication Critical patent/ES412172A1/es
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Formation Of Various Coating Films On Cathode Ray Tubes And Lamps (AREA)
  • Paints Or Removers (AREA)
  • Photosensitive Polymer And Photoresist Processing (AREA)
ES412172A 1972-03-01 1973-02-28 Un metodo de producir un recubrimiento absorbente de luz enun tubo de television en colores. Expired ES412172A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US23087672A 1972-03-01 1972-03-01

Publications (1)

Publication Number Publication Date
ES412172A1 true ES412172A1 (es) 1976-05-01

Family

ID=22866924

Family Applications (1)

Application Number Title Priority Date Filing Date
ES412172A Expired ES412172A1 (es) 1972-03-01 1973-02-28 Un metodo de producir un recubrimiento absorbente de luz enun tubo de television en colores.

Country Status (9)

Country Link
JP (1) JPS5230227B2 (sl)
AU (1) AU5241773A (sl)
BR (1) BR7301563D0 (sl)
CA (1) CA996398A (sl)
DE (1) DE2309891A1 (sl)
ES (1) ES412172A1 (sl)
FR (1) FR2177775B1 (sl)
GB (1) GB1423553A (sl)
IT (1) IT979588B (sl)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4485158A (en) * 1983-10-17 1984-11-27 Rca Corporation Method for preparing a mosaic luminescent screen using a mosaic precoating

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL6907022A (sl) * 1969-05-07 1970-11-10

Also Published As

Publication number Publication date
FR2177775A1 (sl) 1973-11-09
DE2309891A1 (de) 1973-09-06
AU5241773A (en) 1974-08-22
FR2177775B1 (sl) 1978-02-10
IT979588B (it) 1974-09-30
BR7301563D0 (pt) 1974-05-16
CA996398A (en) 1976-09-07
GB1423553A (en) 1976-02-04
JPS5230227B2 (sl) 1977-08-06
JPS49100957A (sl) 1974-09-24

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