Oxynitride phosphor and production process thereof, and...

Details Oxynitride phosphor and production process thereof, and... Oxynitride phosphor and production process thereof, and...

2011-05-31

2011-05-31

Koslow, C. Melissa (Department: 1734)

Compositions

Inorganic luminescent compositions

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

C257S098000, C313S503000, C313S486000, C313S487000

Reexamination Certificate

active

07951306

ABSTRACT:
An oxynitride phosphor consisting of a crystal containing at least one or more of Group II elements selected from the group consisting of Be, Mg, Ca, Sr, Ba and Zn, at least one or more of Group IV elements selected from the group consisting of C, Si, Ge, Sn, Ti, Zr and Hf, and a rare earth element being an activator R, thereby providing a phosphor which is excited by an excitation light source at an ultraviolet to visible light region and which has a blue green to yellow luminescence color that is wavelength converted.

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