C - Chemistry – Metallurgy – 09 – K
Patent
C - Chemistry, Metallurgy
09
K
31/131
C09K 11/00 (2006.01) C09K 11/77 (2006.01) G21K 4/00 (2006.01)
Patent
CA 1080957
PROCESS FOR IMPROVING THE PROPERTIES OF OXYSULFIDE PHOSPHOR MATERIALS A process is described for improving the properties of a phosphor material comprising an oxysulfide that has been subjected to grinding, in which the phosphor material is heated while exposed to an oxygen-containing atmosphere at a temperature of about 600°C to about 1000°C. The processed phosphor material can be used, for instance, in x-ray screens. -1-
291071
Delmore Paul J.
Everts Clifford L.
Taylor David M.
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