ORGANIC ELECTROLUMINESCENT ELEMENT, DISPLAY DEVICE AND LIGHTING DEVICE
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United States of America Patent
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app pub date -
Jun 22, 2012
filing date -
May 13, 2008
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Abandoned
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Abstract
Provided is an organic electroluminescent element comprising a substrate having thereon an anode, a cathode, and a plurality of organic layers sandwiched between the anode and the cathode,
- wherein the plurality of organic layers comprise:a light emitting layer containing a phosphorescence emitting compound; andan electron transport layer containing a compound represented by Formula (1),
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