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Title:
FLUORESCENT MATERIAL AND PROCESS FOR PRODUCTION OF FLUORESCENT MATERIAL
Document Type and Number:
WIPO Patent Application WO/2011/083791
Kind Code:
A1
Abstract:
A fluorescent material which consists of both alkali-free glass and rare earth atoms, preferably 95 to 99.99wt% of alkali-free glass and 0.01 to 5wt% of rare earth atoms; and a process for the production of a fluorescent material, characterized by mixing alkali-free glass with a compound that contains a rare earth atom and pulverizing the obtained mixture. The fluorescent material and the process provide: a field of application wherein scrap alkali-free glass which has been recovered can be effectively utilized as a resource; a fluorescent material with a high luminous intensity; and a process for the production of a fluorescent material with a high luminous intensity, which includes using, as the raw material, scrap alkali-free glass which has been recovered.

Inventors:
TSUJIGUCHI, Masato (())
辻口 雅人 (())
UTSUMI, Yasuhiko (())
内海 康彦 (())
FUKUSHIMA, Yoko (())
福嶋 容子 (())
Application Number:
JP2011/050030
Publication Date:
July 14, 2011
Filing Date:
January 05, 2011
Export Citation:
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Assignee:
SHARP KABUSHIKI KAISHA (22-22, Nagaike-cho Abeno-ku, Osaka-sh, Osaka 22, 〒5458522, JP)
シャープ株式会社 (〒22 大阪府大阪市阿倍野区長池町22番22号 Osaka, 〒5458522, JP)
OSAKA PREFECTURE UNIVERSITY PUBLIC CORPORATION (1-1 Gakuen-cho, Naka-ku Sakai-sh, Osaka 31, 〒5998531, JP)
公立大学法人大阪府立大学 (〒31 大阪府堺市中区学園町1番1号 Osaka, 〒5998531, JP)
TSUJIGUCHI, Masato (())
辻口 雅人 (())
UTSUMI, Yasuhiko (())
内海 康彦 (())
International Classes:
C09K11/00; C03C3/095; C09K11/08; C09K11/64
Attorney, Agent or Firm:
Fukami Patent Office, p.c. (Nakanoshima Central Tower, 2-7 Nakanoshima 2-chome, Kita-ku, Osaka-sh, Osaka 05, 〒5300005, JP)
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Claims:



 
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