公开(公告)号：US20230209996A1

公开(公告)日：2023-06-29

申请号：US18081334

申请日：2022-12-14

Applicant: IDEMITSU KOSAN CO.,LTD.

Inventor： Yoshinori AOYAMA ,  Hiroshi TOKAIRIN ,  Sayaka MIZUTANI ,  Ryota TAKAHASHI ,  Masato MITANI

IPC: H10K85/60 ,  H10K85/40 ,  H10K50/16 ,  H10K50/11

CPC classification number: H10K85/622 ,  H10K85/626 ,  H10K85/615 ,  H10K85/6574 ,  H10K85/40 ,  H10K85/6576 ,  H10K85/6572 ,  H10K85/623 ,  H10K50/16 ,  H10K50/11 ,  H10K2102/302

Abstract: An organic electroluminescence device including a cathode, an anode, and one or two or more organic layers arranged between the cathode and the anode, wherein at least one layer of the one or two or more organic layers includes a first component and a second component, the first component is a compound represented by the following formula (1), the second component is selected from the group consisting of an alkali metal, an alkali metal compound, an alkaline earth metal, an alkaline earth metal compound, a rare earth metal, a rare earth metal compound, an organic metal complex containing an alkali metal, an organic metal complex containing an alkaline earth metal, and an organic metal complex containing a rare earth metal.