Invention Grant
US08013517B2 Phosphor material, coating phosphor composition, and light emitting device
有权
荧光体材料，涂料荧光粉组合物和发光装置
- Patent Title: Phosphor material, coating phosphor composition, and light emitting device
- Patent Title (中): 荧光体材料，涂料荧光粉组合物和发光装置
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Application No.: US12299438Application Date: 2007-12-27
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Publication No.: US08013517B2Publication Date: 2011-09-06
- Inventor: Choong Youl Kim , Sung Min Kong , Hee Seok Choi , Seung Hyok Park , Ho Shin Yoon , Chang Hee Lee
- Applicant: Choong Youl Kim , Sung Min Kong , Hee Seok Choi , Seung Hyok Park , Ho Shin Yoon , Chang Hee Lee
- Applicant Address: KR Seoul KR Gwangju
- Assignee: LG Innotek Co., Ltd.,Force4 Corp.
- Current Assignee: LG Innotek Co., Ltd.,Force4 Corp.
- Current Assignee Address: KR Seoul KR Gwangju
- Agency: Birch, Stewart, Kolasch & Birch, LLP
- Priority: KR10-2006-0137807 20061229; KR10-2007-0133051 20071218
- International Application: PCT/KR2007/006911 WO 20071227
- International Announcement: WO2008/082163 WO 20080710
- Main IPC: H01J1/62
- IPC: H01J1/62
Abstract:
Disclosed are a phosphor, a coating phosphor composition, a method for preparing the phosphor, and a light emitting device. A silicate-based phosphor is expressed in a chemical formula of (4-x-y-z)SrO.xBaO.zCaO.aMgO.2(SiO2).bM2O3:yEu, wherein M is at least one of Y, Ce, La, Nd, Gd, Tb, Yb or Lu, in which 0
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