公开(公告)号：EP3671879A1

公开(公告)日：2020-06-24

申请号：EP18846495.2

申请日：2018-08-09

申请人： Idemitsu Kosan Co., Ltd

发明人： NAKANO, Yuki ,  ITO, Hirokatsu ,  MASUDA, Tetsuya

IPC分类号： H01L51/50 ,  G09F9/30 ,  H01L27/32 ,  C07D209/86 ,  C07D307/91 ,  C07D405/12

摘要： This organic electroluminescence element includes an anode, a cathode, and an organic layer disposed between the anode and the cathode. The organic layer includes a light-emitting layer and at least one layer disposed between the light-emitting layer and the anode. The light-emitting layer includes a compound represented by formula (1), and the at least one layer disposed between the light-emitting layer and the anode includes a compound represented by formula (2).

公开(公告)号：EP4101847A1

公开(公告)日：2022-12-14

申请号：EP21750739.1

申请日：2021-02-04

申请人： Idemitsu Kosan Co., Ltd

发明人： YOSHIDA, Kei ,  SAITO, Masatoshi ,  NAKAMURA, Masato ,  MASUDA, Tetsuya

IPC分类号： C07D333/50 ,  C07D403/10 ,  C07D403/14 ,  C07D405/10 ,  C07D493/04 ,  C07D307/77 ,  C07D307/91 ,  H01L51/50

摘要： The present invention provides an organic electroluminescent device which has further improved device performance, and an electronic device which includes such an organic electroluminescent device. An organic electroluminescent device, wherein an electron transporting layer contains a compound A represented by formula (1), and a light emitting layer contains a host material B represented by formula (10) (in the formulae, each symbol is as defined in the description).

公开(公告)号：EP3671879A8

公开(公告)日：2020-08-05

申请号：EP18846495.2

申请日：2018-08-09

申请人： Idemitsu Kosan Co.,Ltd.

发明人： NAKANO, Yuki ,  ITO, Hirokatsu ,  MASUDA, Tetsuya

IPC分类号： H01L51/50 ,  G09F9/30 ,  H01L27/32 ,  C07D209/86 ,  C07D307/91 ,  C07D405/12

摘要： This organic electroluminescence element includes an anode, a cathode, and an organic layer disposed between the anode and the cathode. The organic layer includes a light-emitting layer and at least one layer disposed between the light-emitting layer and the anode. The light-emitting layer includes a compound represented by formula (1), and the at least one layer disposed between the light-emitting layer and the anode includes a compound represented by formula (2).

公开(公告)号：EP3605635A1

公开(公告)日：2020-02-05

申请号：EP18772084.2

申请日：2018-03-23

申请人： Idemitsu Kosan Co., Ltd.

发明人： MASUDA, Tetsuya ,  KAMBE, Emiko ,  TAKAHASHI, Yoshiaki

IPC分类号： H01L51/50 ,  C09K11/06 ,  C07D209/86 ,  C07D235/08 ,  C07D307/77 ,  C07D307/91 ,  C07D333/58 ,  C07D403/14 ,  C07D405/12

摘要： An organic electroluminescence device, comprising an anode, an organic layer, an emitting layer, and a cathode in this order, wherein the organic layer comprises a compound represented by the following formula (20), and the emitting layer comprises a compound represented by the following formula (1).

公开(公告)号：EP4101851A1

公开(公告)日：2022-12-14

申请号：EP21750440.6

申请日：2021-02-04

申请人： Idemitsu Kosan Co., Ltd

发明人： YOSHIDA, Kei ,  SAITO, Masatoshi ,  NAKAMURA, Masato ,  MASUDA, Tetsuya

IPC分类号： C07D403/10 ,  C07D403/14 ,  H01L51/50

摘要： The present invention provides a compound that further improves the performance of an organic EL device, an organic electroluminescent device which has further improved device performance, and an electronic device which includes the organic electroluminescent device. A compound represented by the following formula (1) and having a molecular weight of 650 or more:

wherein Cz, n, Y 1 , Y 2 , Ar 1 , Ar 2 , L 1 , L 2 , L 3 , L 4 , and R 1 to R 6 are defined in the description; an organic electroluminescent device which contains the compound; and an electronic device which includes the organic electroluminescent device.