Nitrogenated aromatic heterocyclic derivative and organic electroluminescent element using same

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United States of America Patent

PATENT NO 12063851
APP PUB NO 20190013475A1
SERIAL NO

16030689

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Abstract

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A nitrogen-containing aromatic heterocyclic derivative in which a nitrogen atom of an indenocarbazole skeleton optionally having a hetero atom or an indenoindole skeleton optionally having a hetero atom is bonded to a dibenzofuran or a dibenzothiophene directly or indirectly. The derivative realizes an organic EL device with a high emission efficiency and a long lifetime.

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IDEMITSU KOSAN CO LTDTOKYO 100-8321

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Fujiyama, Takahiro Yao, JP 52 223
Kato, Tomoki Sodegaura, JP 155 1263
Yabunouchi, Nobuhiro Sodegaura, JP 94 3529

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