Phosphors
US4365184A · kind A · utility
30Cited by
3References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 10, 1980 |
| Grant date | Dec 21, 1982 |
| Priority date | — |
| Expiry date | Mar 10, 2000 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K11/7731
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
This invention provides phosphors for use in electroluminescent devices. Each phosphor contains a dopant and at least one of the sulphides of the group consisting of strontium, calcium, barium and magnesium sulphide.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.