公开(公告)号：US11812623B2

公开(公告)日：2023-11-07

申请号：US16909618

申请日：2020-06-23

申请人： LT MATERIALS CO., LTD.

发明人： Ji-Un Kim ,  Yu-Jun Jung ,  Nam-Jin Lee ,  Won-Jang Jeong ,  Jun-Tae Mo

IPC分类号： H10K85/60 ,  C07D307/77 ,  C07D307/91 ,  H10K50/15

CPC分类号： H10K85/633 ,  C07D307/77 ,  C07D307/91 ,  H10K85/636 ,  H10K50/15 ,  H10K85/615 ,  H10K85/6574

摘要： The present application provides a hetero-cyclic compound capable of significantly enhancing lifetime, efficiency, electrochemical stability and thermal stability of an organic light emitting device, and an organic light emitting device comprising the hetero-cyclic compound in an organic material layer.