Electroluminescent device having improved light output
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United States of America Patent
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Sep 25, 2012
Grant Date -
Dec 30, 2010
app pub date -
Sep 2, 2010
filing date -
May 5, 2006
priority date (Note) -
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Abstract
An electroluminescent device including a transparent substrate, a securing layer, a light scattering layer, an electroluminescent unit including a transparent electrode layer, a light emitting element including at least one light emitting layer, and a reflecting electrode layer in that order, wherein the light scattering layer includes one monolayer of inorganic particles having an index of refraction larger than that of the light emitting layer and wherein the securing layer holds the inorganic particles in the light scattering layer.
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