Phosphor, method of producing same, and light-emitting device
US10385264B2 · kind B2 · utility
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Key dates
| Filing date | Jun 7, 2017 |
| Grant date | Aug 20, 2019 |
| Priority date | — |
| Expiry date | Mar 22, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10H20/8512
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A phosphor includes, as a main component, a compound represented by a general formula (3-a)YO3/2.aCeO3/2.(5-b)AlO3/2.bGaO3/2.cKO1/2.dPO5/2, where a, b, c and d satisfy 0.12≤a≤0.18, 1.50≤b≤3.00, 0.01≤c≤0.08, and 0.01≤d≤0.08.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.