Invention Application
- Patent Title: Oxynitride Phosphor and Light-Emitting Device
- Patent Title (中): 氮氧化物荧光粉和发光器件
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Application No.: US11720040Application Date: 2005-12-28
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Publication No.: US20080081011A1Publication Date: 2008-04-03
- Inventor: Shozo Oshio
- Applicant: Shozo Oshio
- Applicant Address: JP Kadoma-shi, Osaka 571-8501
- Assignee: MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
- Current Assignee: MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
- Current Assignee Address: JP Kadoma-shi, Osaka 571-8501
- Priority: JP2005-001800 20050106; JP2005-276375 20050922
- International Application: PCT/JP05/24281 WO 20051228
- Main IPC: C01F17/00
- IPC: C01F17/00 ; C01B33/26
Abstract:
An oxynitride phosphor containing a luminescent center ion in a crystal lattice of an oxynitride is used, in which the oxynitride is a compound represented by a chemical formula: M2Si5-pAlpOpN8-p, where M is at least one element selected from the group consisting of Mg, Ca, Sr, Ba, and Zn, and p is a numerical value satisfying an expression: 0
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