申请人:Idemitsu Kosan Co., Ltd.
公开号:US20140246663A1
公开(公告)日:2014-09-04
An organic electroluminescence device including: an anode; a cathode; two or more emitting units that are disposed between the anode and the cathode, each unit having an emitting layer; and a charge-generating layer that is disposed between the emitting units, wherein the charge-generating layer comprises an N layer nearer to the anode and a P layer nearer to the cathode, and the P layer comprises a compound represented by the following formula (I).