Compositions – Inorganic luminescent compositions – Compositions containing halogen; e.g. – halides and oxyhalides
Reexamination Certificate
2006-10-17
2006-10-17
Koslow, C. Melissa (Department: 1755)
Compositions
Inorganic luminescent compositions
Compositions containing halogen; e.g., halides and oxyhalides
C313S503000, C313S468000, C313S467000, C313S486000, C313S639000, C257S098000
Reexamination Certificate
active
07122128
ABSTRACT:
A phosphor comprises a borate of terbium, at least an alkaline-earth metal, and at least a Group-3 metal. In one embodiment, the phosphor has a formula of A3(D1-xTbx)3(BO3)5; wherein A is at least an alkaline-earth metal selected from the group consisting of calcium, barium, strontium, and magnesium; D is at least a Group-3 metal selected from the group consisting of lanthanum, scandium, and yttrium; and 0<x<0.5. The phosphor can be used in light sources such as those based on mercury discharge or light-emitting diodes and in displays.
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“Phosphor Handbook”, Shiego Shionoya et al. (ed), CRC Press, Boca Raton, Florida pp. 389-432 (1999).
Beers William Winder
Comanzo Holly Ann
Manivannan Venkatesan
Srivastava Alok Mani
General Electric Company
Klindtworth Jason K.
Koslow C. Melissa
Powell, III William E.
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