Invention Grant
US08350465B2 Doped garnet fluorescent substance having red shift for pc LEDs
有权
具有用于pc LED的红移的掺杂石榴石荧光物质
- Patent Title: Doped garnet fluorescent substance having red shift for pc LEDs
- Patent Title (中): 具有用于pc LED的红移的掺杂石榴石荧光物质
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Application No.: US13123758Application Date: 2009-09-02
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Publication No.: US08350465B2Publication Date: 2013-01-08
- Inventor: Holger Winkler , Thomas Juestel , Julian Plewa
- Applicant: Holger Winkler , Thomas Juestel , Julian Plewa
- Applicant Address: DE Darmstadt
- Assignee: Merck Patent GmbH
- Current Assignee: Merck Patent GmbH
- Current Assignee Address: DE Darmstadt
- Agency: Millen, White, Zelano & Branigan, P.C.
- Priority: DE102008051029 20081013
- International Application: PCT/EP2009/006356 WO 20090902
- International Announcement: WO2010/043287 WO 20100422
- Main IPC: H05B33/00
- IPC: H05B33/00 ; H01J1/62
Abstract:
The invention relates to phosphors having a garnet structure of the formula I (Ya,Lub,Sec,Tbd,The,Irf,Sbg)3−x (Al5−yMgy/2Siy/2)O12:Cex (I), where a+b+c+d+e+f+g+h+i=1 x=0.005 to 0.1 and y=0 to 4.0, and to a process for the preparation of these phosphors and to the use as conversion phosphors for conversion of the blue or near-UV emission from an LED.
Public/Granted literature
- US20110279022A1 DOPED GARNET FLUORESCENT SUBSTANCE HAVING RED SHIFT FOR PC LEDS Public/Granted day:2011-11-17
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