Phosphor
US10370590B2 · kind B2 · utility
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3References
5Claims
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Key dates
| Filing date | Aug 26, 2016 |
| Grant date | Aug 6, 2019 |
| Priority date | — |
| Expiry date | Feb 13, 2037 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K11/7742
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A phosphor is represented by the general formula aMIX·MII1-xMIMVO4:(Re)x where MI is at least one atomic element selected from the group consisting of K, Li, Na, Rb, Cs, Fr, Cu, and Ag, with K being essential; MII is at least one atomic element selected from the group consisting of Mg, Ca, Sr, Ba, Ra, Mn, Zn, Cd, and Sn; MV is at least one atomic element selected from the group consisting of P, V, Nb, Ta, As, Sb, and Bi; X is at least one halogen element, with F being essential; Re is at least one atomic element selected from the group consisting of rare earth elements, with Eu being essential; and a is in the range 0.6≤a≤1.4.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.