Phosphor coating for gas discharge lamps and lamp containing same
US6313578A · kind A · utility
6Cited by
9References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 28, 1998 |
| Grant date | Nov 6, 2001 |
| Priority date | — |
| Expiry date | Sep 28, 2018 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01J61/46
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A phosphor coating for gas discharge lamps is provided. The phosphor coating contains a nano-size phosphor which promotes adherence of the primary phosphor to the glass envelope. The phosphor coating is applied to the interior surface of the gas discharge lamp using an aqueous suspension containing the primary phosphor, the nano-size phosphor, and an organic binder.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.