公开(公告)号：EP4174054A1

公开(公告)日：2023-05-03

申请号：EP22214122.8

申请日：2019-12-20

申请人： Samsung Electronics Co., Ltd.

发明人： NUMATA, Masaki ,  SAKURAI, Rie ,  KORAI, Keisuke ,  ITO, Mitsunori ,  IRISA, Shiro ,  ISHII, Norihito

IPC分类号： C07D209/86

摘要： A heterocyclic compound, a composition including the same, and an organic light-emitting device including the heterocyclic compound are disclosed. The heterocyclic compound is represented by Formula 1 or Formula 2:


wherein various designations are described in the specification.

公开(公告)号：EP3674290A3

公开(公告)日：2020-09-30

申请号：EP19218584.1

申请日：2019-12-20

申请人： Samsung Electronics Co., Ltd.

发明人： NUMATA, Masaki ,  SAKURAI, Rie ,  KORAI, Keisuke ,  ITO, Mitsunori ,  IRISA, Shiro ,  ISHII, Norihito

IPC分类号： C07D209/86

摘要： A heterocyclic compound, a composition including the same, and an organic light-emitting device including the heterocyclic compound are disclosed. The heterocyclic compound is represented by Formula 1 or Formula 2:


wherein various designations are described in the specification.

公开(公告)号：EP3862351A1

公开(公告)日：2021-08-11

申请号：EP20210232.3

申请日：2020-11-27

申请人： Samsung Electronics Co., Ltd.

发明人： KORAI, Keisuke ,  IMAMURA, Atsushi ,  SON, Jhunmo ,  KINOSHITA, Masaru ,  ITO, Mitsunori ,  KISHI, Norifumi ,  SAKURAI, Rie ,  IRISA, Shiro ,  NUMATA, Masaki

IPC分类号： C07D403/10 ,  H01L51/00

摘要： Provided is a compound that has a long pot life of a solution and is able to achieve low driving voltage, high efficiency, and long lifespan of an organic electroluminescent device. The present disclosure relates to a compound having a triphenyl triazine structural moiety and including a group that has a structure in which a substituted or unsubstituted carbazole group and a predetermined number of carbazole rings are directly bonded via a single bond, as described in the specification.