Aluminate phosphor with a polyphosphate coating

Details Aluminate phosphor with a polyphosphate coating Aluminate phosphor with a polyphosphate coating

1998-06-25

1999-12-07

Nold, Charles

Stock material or miscellaneous articles

Composite

Of inorganic material

428403, 313484, 313485, 313486, 313487, 313584, 313585, 313586, 313587, 2523014R, 2523016P, H01J 2910

Patent

active

059980478

ABSTRACT:
A plasma display device with a phosphor screen, comprising a phosphor composition of an UV-phosphor furnished with a coating which includes one or more catena-polyphosphates of metals of the group formed by the alkaline earth metals, zinc, cadmium and manganese, can effectively be used to counteract degradation of the phosphor by UV-excitation.

REFERENCES:
patent: 3573531 (1971-04-01), Kerstetter et al.
patent: 4258285 (1981-03-01), Chenot et al.
patent: 5518808 (1996-05-01), Bruno et al.
patent: 5739632 (1998-04-01), Haase et al.
patent: 5838106 (1998-11-01), Funada
"Advanced Inorganic Chemistry" 5th Edition by F.A. Cotton & G. Wilkinson, John Wiley & Sons, New York, pp. 421-429, 1988.

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