A GREEN EMITTING PHOSPHOR AND CATHODE RAY TUBE WITH SUCH A PHOSPHOR

A GREEN EMITTING PHOSPHOR AND CATHODE RAY TUBE WITH SUCH A PHOSPHOR

A green emitting phosphor for heavily loaded cathode-ray tubes comprises a mixture of a deep-green and a yellowish-green emitting phosphor. Mixtures of Zn2SiO4:Mn and at least one phosphor from the group comprising Y2SiO5:Tb; X2O2S:Tb; ES:Ce and XOZ:Tb, where X=Y, La, Gd, Lu; E=Ca, Sr, Ba; and Z=Cl,...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: WELKER, THOMAS, CZARNOJAN, WOLFRAM, CARL, KLAUS
Format: Patent
Sprache:eng ; ger
Schlagworte:
ADHESIVES
BASIC ELECTRIC ELEMENTS
CHEMISTRY
DYES
ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
ELECTRICITY
MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE
METALLURGY
MISCELLANEOUS APPLICATIONS OF MATERIALS
MISCELLANEOUS COMPOSITIONS
NATURAL RESINS
PAINTS
POLISHES
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Beschreibung
Zusammenfassung:A green emitting phosphor for heavily loaded cathode-ray tubes comprises a mixture of a deep-green and a yellowish-green emitting phosphor. Mixtures of Zn2SiO4:Mn and at least one phosphor from the group comprising Y2SiO5:Tb; X2O2S:Tb; ES:Ce and XOZ:Tb, where X=Y, La, Gd, Lu; E=Ca, Sr, Ba; and Z=Cl, Br, I, F; satisfy, as FIG. 1 illustrates for a few examples, the EBU specification.