Method for manufacturing a phosphor having high translucency

Details Method for manufacturing a phosphor having high translucency Method for manufacturing a phosphor having high translucency

1995-01-26

1996-05-21

Bonner, Melissa

Compositions

Inorganic luminescent compositions

Compositions containing halogen; e.g., halides and oxyhalides

423263, 423518, C09K 1184

Patent

active

055186599

ABSTRACT:
In an improved method for manufacturing a phosphor ceramic on the basis of a rare earth oxisulfide, a phosphor powder having a high specific surface of more than 10 m.sup.2 per gram is employed and is compressed to form a high-density, optically pure and translucent ceramic by single-axis hot-pressing under a reducing atmosphere.

REFERENCES:
patent: 5296163 (1994-03-01), Leppert et al.

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