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Title:
APPARATUS AND METHOD FOR PRODUCING PHOSPHOR PRECURSOR
Document Type and Number:
Japanese Patent JP3969204
Kind Code:
B2
Abstract:

PROBLEM TO BE SOLVED: To provide an apparatus and a method for producing a phosphor precursor whereby the particle diameter and crystal habit of phosphor precursor particles can be controlled, and the phosphor precursor which gives a small-diameter and high-luminance phosphor can be obtained.
SOLUTION: The apparatus is constructed so that at least a phosphor material solution fed from a first passage and a phosphor material solution fed from a second passage are continuously sent to a third passage after their continuous collision and mixing, and the mixture after the collision is sent at a Reynolds number of 3,000 or larger for 0.001 sec or longer and then continuously discharged from the third passage.


Inventors:
Naohiro Okada
Satoshi Ito
Naoko Furusawa
Takayuki Suzuki
Hideki Hoshino
Application Number:
JP2002176841A
Publication Date:
September 05, 2007
Filing Date:
June 18, 2002
Export Citation:
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Assignee:
Konica Minolta Holdings Co., Ltd.
International Classes:
B01F3/08; C09K11/08; B01F5/00; B01J4/00; C01G1/02; C01G99/00; C09K11/58; C09K11/59; C09K11/62; C09K11/66; C09K11/67; C09K11/77; (IPC1-7): C09K11/08; B01F3/08; B01F5/00; B01J4/00
Domestic Patent References:
JP11217217A
JP2000192030A
JP2001026776A
JP9296168A
JP2001290231A
JP2000187293A