Sulfur-containing phosphor coated with ZnO compound
US9312454B2 · kind B2 · utility
11Cited by
7References
20Claims
0Family size
Assignee
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Key dates
| Filing date | Dec 6, 2011 |
| Grant date | Apr 12, 2016 |
| Priority date | — |
| Expiry date | Dec 6, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/256
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Provided is a novel coated phosphor capable of effectively suppressing the adverse effects of hydrogen sulfide gas generated by the reaction between a sulfur-containing phosphor and moisture in the air. Provided is a sulfur-containing phosphor having a configuration in which ZnO compound containing Zn and O is present on the surface of a sulfur-containing phosphor having a host material which includes sulfur.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.