Invention Grant
- Patent Title: Oxynitride orange-red fluorescent substance and light-emitting film or sheet and light-emitting device comprising the same
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Application No.: US14443053Application Date: 2013-12-20
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Publication No.: US09671086B2Publication Date: 2017-06-06
- Inventor: Ronghui Liu , Yuanhong Liu , Huaqiang He , Xiaowei Huang , Wei Gao , Tao He , Yunsheng Hu , Weidong Zhuang
- Applicant: GRIREM ADVANCED MATERIALS CO., LTD.
- Applicant Address: CN Beijing
- Assignee: GRIREM ADVANCED MATERIALS CO., LTD.
- Current Assignee: GRIREM ADVANCED MATERIALS CO., LTD.
- Current Assignee Address: CN Beijing
- Agency: Knobbe, Martens, Olson & Bear, LLP
- Priority: CN201210564599 20121221
- International Application: PCT/CN2013/090145 WO 20131220
- International Announcement: WO2014/094657 WO 20140626
- Main IPC: C09K11/00
- IPC: C09K11/00 ; F21V9/16 ; C09K11/08 ; C09K11/77 ; H05B33/14 ; F21K9/64 ; H01L33/50 ; F21Y115/10

Abstract:
An oxynitride orange-red fluorescent substance and a light-emitting film or sheet and a light-emitting device comprising the same are disclosed. The chemical formula of the oxynitride orange-red fluorescent substance is MmAaSixNyOz:dR in which the element M is one or more of the elements selected from Ca, Sr and Ba, the element A is Al or a mixture of Al with one or more of the elements selected from Ga, La, Sc and Y, the element R is one or more of the elements selected from Ce, Eu and Mn, 0.8≦m≦1.2, 1
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