申请人:IDEMITSU KOSAN CO., LTD.
公开号:US20180212159A1
公开(公告)日:2018-07-26
An organic electroluminescence device comprising an anode, a cathode and an emitting layer between the anode and the cathode, wherein the emitting layer comprises as a host material a compound represented by the following formula (1) and a compound represented by the following formula (2):