Fluorescent lamp with high color rendering index and coating systems therefor
US9117650B2 · kind B2 · utility
0Cited by
5References
17Claims
0Family size
Assignee
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Key dates
| Filing date | Jun 26, 2014 |
| Grant date | Aug 25, 2015 |
| Priority date | — |
| Expiry date | Jun 26, 2034 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01J61/35
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A coating system for a fluorescent lamp, and fluorescent lamps provided therewith. The coating system includes a phosphor-containing coating containing a mixture of phosphors that contain less than 10% weight rare earth phosphors. The phosphor-containing coating emits visible light having a color rendering index of at least 87 when excited by UV radiation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.