公开(公告)号：US20180258053A1

公开(公告)日：2018-09-13

申请号：US15910568

申请日：2018-03-02

申请人： UDC IRELAND LIMITED

发明人： Frederique Wendeborn ,  Beat Schmidhalter ,  Thomas Schäfer ,  Peter Murer ,  Kristina Bardon

IPC分类号： C07D235/18 ,  C07F9/653 ,  C07F9/6506 ,  C07D413/14 ,  C07D209/58 ,  C07D263/57 ,  C07D241/42 ,  C07D403/14

CPC分类号： C07D235/18 ,  C07D209/58 ,  C07D241/42 ,  C07D263/57 ,  C07D403/14 ,  C07D413/14 ,  C07F9/65068 ,  C07F9/65324

摘要： The present invention relates electroluminescent devices, comprising a compound of the formula especially as host for phosphorescent compounds. The hosts may function with phosphorescent materials to provide improved efficiency, stability, manufacturability, or spectral characteristics of electroluminescent devices.

公开(公告)号：US10934262B2

公开(公告)日：2021-03-02

申请号：US15910568

申请日：2018-03-02

申请人： UDC IRELAND LIMITED

发明人： Frederique Wendeborn ,  Beat Schmidhalter ,  Thomas Schäfer ,  Peter Murer ,  Kristina Bardon

IPC分类号： H01L51/50 ,  C07D235/18 ,  C07D209/58 ,  C07D241/42 ,  C07D263/57 ,  C07D403/14 ,  C07D413/14 ,  C07F9/6506 ,  C07F9/653

摘要： The present invention relates electroluminescent devices, comprising a compound of the formula especially as host for phosphorescent compounds. The hosts may function with phosphorescent materials to provide improved efficiency, stability, manufacturability, or spectral characteristics of electroluminescent devices.