Perparation of improved ZnS:Mn phosphors
US6558575B2 · kind B2 · utility
12Cited by
1References
7Claims
0Family size
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Key dates
| Filing date | Jan 24, 2002 |
| Grant date | May 6, 2003 |
| Priority date | — |
| Expiry date | Jan 24, 2022 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10H20/8512
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Highly efficient ZnS:Mn phosphors can be obtained by using triazole or diazole compounds during homogeneous precipitation in aqueous medium. Coated layers containing such phosphors can be incorporated in Thin Film Inorganic Light Emitting Diodes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.