Yellow-emitting phosphor blend for electroluminescent lamps
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United States of America Patent
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Nov 18, 2008
Grant Date -
Nov 23, 2006
app pub date -
Aug 3, 2006
filing date -
Sep 30, 2004
priority date (Note) -
Expired
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Abstract
A phosphor blend for an electroluminescent lamp is described that comprises a green-emitting electroluminescent phosphor and a red-emitting photoluminescent phosphor, the blend exhibiting an x color coordinate from 0.220 to 0.350 and a y color coordinate from 0.450 to 0.475 when stimulated by an electric field.
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