Greenblum & Bernstein, P.L.C.
Organic electroluminescent device
The present invention provides an organic electroluminescent device having at least an anode, a hole transport layer, a luminous layer, an electron transport layer, and a cathode in this order, wherein the hole transport layer contains an arylamine compound having a specific structure, and the luminous layer contains an indenoindole derivative or a carbazole derivative having a specific structure. The organic EL device of the present invention is an organic EL device improved in luminous efficiency, driving voltage and durability.
SFC CO., LTD HODOGAYA CHEMICAL CO., LTD.
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Bong-Ki Oun-gyu Se-Jin Shunji Shuichi Naoaki
Shin Lee Lee Mochiduki Hayashi Kabasawa