Color stable red-emitting phosphors
US9385282B2 · kind B2 · utility
3Cited by
20References
14Claims
0Family size
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Key dates
| Filing date | Jun 12, 2014 |
| Grant date | Jul 5, 2016 |
| Priority date | — |
| Expiry date | Jun 12, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02B20/00
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A process for synthesizing a Mn4+ doped phosphor includes contacting a precursor of formula I,Ax(M1−z,Mnz)Fy Iat an elevated temperature with a fluorine-containing oxidizing agent in gaseous form to form the Mn4+ doped phosphor;wherein
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