Title:
蛍光発光粉体の製造方法および蛍光発光粉体
Document Type and Number:
Japanese Patent JP5315501
Kind Code:
B2
Abstract:
Disclosed are a powder having sufficient strength and fluorescence and a method for producing such a powder. Specifically disclosed is a method for producing a fluorescent powder, which is characterized by comprising a step for preparing an aqueous organic metal chelate solution from an organic chelating agent and two or more metal compounds, a step for obtaining a slurry by dispersing core particles in the aqueous organic metal chelate solution, a step for obtaining particles coated with an organic metal chelate by spray-drying the slurry, and a step for firing the coated particles for removing the organic content and oxidizing the metal content in the organic metal chelate.
Inventors:
Nobuyoshi Nanbu
Atsushi Nakamura
Tadahiko Nanbu
Hidetoshi Saito
Tomoharu Oki
Shunsuke Tahara
Atsushi Nakamura
Tadahiko Nanbu
Hidetoshi Saito
Tomoharu Oki
Shunsuke Tahara
Application Number:
JP2007181407A
Publication Date:
October 16, 2013
Filing Date:
July 10, 2007
Export Citation:
Assignee:
Chubu Killest Co., Ltd.
Killest Co., Ltd.
Nagaoka University of Technology
Killest Co., Ltd.
Nagaoka University of Technology
International Classes:
C09K11/08; C09K11/64; C09K11/78; H01J61/44
Domestic Patent References:
| JP2003201118A | ||||
| JP2001303040A | ||||
| JP2007119618A |
Foreign References:
| WO2002044303A1 | ||||
| WO2005090513A1 | ||||
| WO2005023704A1 |
Attorney, Agent or Firm:
Kyuichi Ueki
Tadashi Sugakawa
Osamu Futakuchi
Hiroaki Ito
Tadashi Sugakawa
Osamu Futakuchi
Hiroaki Ito
Previous Patent: JPS5315500
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