White-emitting phosphor blend and electroluminescent lamp containing same
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United States of America Patent
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Jul 6, 2010
Grant Date -
Mar 30, 2006
app pub date -
Nov 11, 2005
filing date -
Sep 30, 2004
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Abstract
S:Eu where 0≦x≦1, wherein the electroluminescent phosphor is selected from a blue-emitting electroluminescent phosphor, a blue-green-emitting electroluminescent phosphor, or a combination thereof. A preferred blend contains from about 5% to about 20% by weight of the europium-activated alkaline earth phosphor.
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