Use of a compound based on a rare-earth phosphate as a luminophor in plasma systems
US5725800A · kind A · utility
7Cited by
9References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 25, 1996 |
| Grant date | Mar 10, 1998 |
| Priority date | — |
| Expiry date | Jun 25, 2016 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K11/7795
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The invention relates to the use as a luminophor in plasma systems of a compound based on an yttrium, lanthanum, gadolinium or lutecium phosphate doped with at least one rare earth chosen from the group comprising terbium, praseodymium, europium and cerium.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.