Process for producing fluorescent metal oxide material

Details Process for producing fluorescent metal oxide material Process for producing fluorescent metal oxide material

2005-05-31

2005-05-31

Koslow, C. Melissa (Department: 1755)

Compositions

Inorganic luminescent compositions

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

C252S30140F, C252S30140P, C252S301500, C252S30160R, C252S30160P, C252S30160F

Reexamination Certificate

active

06899826

ABSTRACT:
A process for producing a metal oxide phosphor includes a step of firing a powder containing an organic metal chelate complex including a plurality of metals constituting the metal oxide at a uniform composition, whereby produced is a metal oxide phosphor having substantially spherical shape with substantially uniform particle size and excellent luminance properties.

REFERENCES:
patent: 5545386 (1996-08-01), Kaneyoshi
patent: 2002/0179922 (2002-12-01), Andriessen
patent: 2003/0111644 (2003-06-01), Chen et al.
patent: 11-71103 (1999-03-01), None
patent: 11-293239 (1999-10-01), None
patent: 11-322308 (1999-11-01), None
patent: 2000-212556 (2000-08-01), None
patent: 2001-163617 (2001-06-01), None
patent: WO 01/40402 (2001-06-01), None

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