Organic electroluminescent compounds and organic electroluminescent device comprising the same
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United States of America Patent
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Jul 4, 2017
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Jun 26, 2015
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Jun 27, 2014
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Abstract
The present invention relates to a novel organic electroluminescent compound and an organic electroluminescent device comprising the same. The organic electroluminescent compound of the present invention has high luminous efficiency, and thus can be used as a host in a light-emitting layer; and an organic electroluminescent device comprising the organic electroluminescent compounds of the present invention has long operating lifespan, provides improved current efficiency and power efficiency, and gives colors having high purity.
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