发明名称 |
Fluorescent lamp using multi-layer phosphor coating. |
摘要 |
<p>A fluorescent lamp utilizing a dual layer phosphor coating is disclosed and with the base layer employing a calcium halophosphate phosphor which has been modified to provide efficient lumen output at a substantially reduced coating weight. The top phosphor layer in said coating comprises a blend of narrow bandwith emitting phosphors at various coating weights primarily to improve the color rendering capability of these lamps.</p> |
申请公布号 |
EP0239923(A2) |
申请公布日期 |
1987.10.07 |
申请号 |
EP19870104405 |
申请日期 |
1987.03.25 |
申请人 |
GENERAL ELECTRIC COMPANY |
发明人 |
PAYNTER, JOHN;GILLOOLY, GEORGE RICE;SOULES, THOMAS FREDERICK;HOFFMAN, MARY VIRGINIA |
分类号 |
C09K11/08;C09K11/73;C09K11/76;H01J61/44;H01J61/48 |
主分类号 |
C09K11/08 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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