Luminescent material
US4303547A · kind A · utility
2Cited by
6References
3Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 28, 1979 |
| Grant date | Dec 1, 1981 |
| Priority date | — |
| Expiry date | Dec 28, 1999 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S501/905
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
Luminescent material may be fabricated of silicon dioxide containing as activators approximately up to 1% monovalent copper together with up to approximately 15% aluminum. The material may be in powder form, it may be in glass form or it may be produced by electrolytic ingredient transfer. The material is luminescent in the blue range from 380-580 nanometers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.