Organic electroluminescent element, material for organic electroluminescent element, and light emitting device, display device and lighting device each using organic electroluminscent element
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United States of America Patent
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Jan 23, 2018
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Aug 6, 2012
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Aug 22, 2011
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Abstract
An organic electroluminescent element including a substrate, a pair of electrodes including an anode and a cathode, disposed on the substrate, and at least one organic layer including a light emitting layer, disposed between the electrodes, in which a compound represented by the following formula (I) is contained in any layer of the at least one organic layer. The organic electroluminescent element has high luminous efficiency and a strong effect of improving the durability by driving aging:
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