公开(公告)号：US10777752B2

公开(公告)日：2020-09-15

申请号：US16557725

申请日：2019-08-30

Applicant: IDEMITSU KOSAN CO., LTD.

Inventor： Yuki Nakano ,  Taro Yamaki ,  Satomi Tasaki ,  Tomoki Kato

IPC: H01L51/50 ,  H01L51/00 ,  C07D307/77 ,  C09K11/02

Abstract: An organic electroluminescence device including a cathode, an anode, and an emitting layer disposed between the cathode and the anode, wherein the emitting layer includes a compound represented by the following formula (1) and one or more compounds selected from the group consisting of compounds represented by formulas (11), (21), (31), (41), (51), (61), (71) and (81). In the formula (1), at least one of R1 to R8 is a deuterium atom, and Ar2 is a monovalent group represented by following formula (2), (3) or (4).

公开(公告)号：US10763441B2

公开(公告)日：2020-09-01

申请号：US16593775

申请日：2019-10-04

Applicant: IDEMITSU KOSAN CO., LTD.

Inventor： Yuki Nakano ,  Taro Yamaki ,  Satomi Tasaki ,  Tomoki Kato

IPC: H01L51/00 ,  H01L51/50 ,  H01L51/52

Abstract: An organic electroluminescence device including a cathode, an anode, and an emitting layer disposed between the cathode and the anode, wherein the emitting layer includes a compound represented by the following formula (1) and one or more compounds selected from the group consisting of compounds represented by formulas (11), (21), (31), (41), (51), (61), (71) and (81). In the formula (1), at least one of R1 to R8 is a deuterium atom, and Ar2 is a monovalent group represented by following formula (2), (3) or (4).

公开(公告)号：US10672989B2

公开(公告)日：2020-06-02

申请号：US16201984

申请日：2018-11-27

Applicant: IDEMITSU KOSAN CO., LTD.

Inventor： Ryota Takahashi ,  Hidetsugu Ikeda ,  Keita Seda ,  Yuki Nakano

IPC: H01L29/08 ,  H01L51/00 ,  C09K11/06 ,  C07D487/22 ,  H01L51/50 ,  H01L51/52 ,  H01L51/56

Abstract: Disclosed is a compound useful as a material for an organic electroluminescence device with high luminous efficiency. A compound is represented by the following formula (1) or (2):

公开(公告)号：US10217946B2

公开(公告)日：2019-02-26

申请号：US15126906

申请日：2015-03-13

Applicant: IDEMITSU KOSAN CO., LTD.

Inventor： Heinz Wolleb ,  Yuki Nakano ,  Thomas Raimann ,  Ute Heinemeyer ,  Hideaki Nagashima ,  Yuichi Nishimae

IPC: H01L51/50 ,  H01L51/00 ,  C07D405/14 ,  C09K11/06 ,  C07D403/04 ,  C07D409/14 ,  C09K11/02

Abstract: The present invention relates to compounds of formula (I) which are characterized in that they are substituted by at least one nitrile substituted carbazolyl group and their use in electronic devices, especially electroluminescent devices. When used as electron transport material, hole blocking material and/or host material for phosphorescent emitters in electroluminescent devices, the compounds of formula I may provide improved efficiency, stability, manufacturability, or spectral characteristics of electroluminescent devices.

公开(公告)号：US10103338B1

公开(公告)日：2018-10-16

申请号：US15823558

申请日：2017-11-27

Applicant: IDEMITSU KOSAN CO., LTD.

Inventor： Yuki Nakano ,  Hirokatsu Ito ,  Tetsuya Masuda

IPC: H01L51/50 ,  H01L51/00 ,  C07D307/91 ,  C07D209/86 ,  C09K11/06

Abstract: An organic electroluminescence device comprising an anode, a cathode and an organic layer between the anode and the cathode, the organic layer comprising an emitting layer and at least one layer between the emitting layer and the anode, the emitting layer comprising a compound represented by the following formula (1), and the at least one layer between the emitting layer and the anode comprising a compound represented by the following formula (2):

公开(公告)号：US12284915B2

公开(公告)日：2025-04-22

申请号：US17282971

申请日：2019-10-09

Applicant: IDEMITSU KOSAN CO., LTD.

Inventor： Yuki Nakano ,  Taro Yamaki ,  Satomi Tasaki ,  Tomoki Kato

IPC: H10K85/60 ,  C07D307/91 ,  C07D487/22 ,  C07D493/04 ,  C07D493/10 ,  C07F5/02 ,  C09K11/06 ,  H10K50/11 ,  H10K50/15 ,  H10K50/16 ,  H10K85/30 ,  H10K101/10

Abstract: An organic electroluminescence device including a cathode, an anode, and an emitting layer disposed between the cathode and the anode, wherein the emitting layer includes a compound represented by the following formula (1) and one or more compounds selected from the group consisting of compounds represented by each of formulas (11), (21), (31), (41), (51), (61), (71) and (81). In the formula (1), at least one of R1 to R8 is a deuterium atom.

公开(公告)号：US12262634B2

公开(公告)日：2025-03-25

申请号：US18079612

申请日：2022-12-12

Applicant: IDEMITSU KOSAN CO., LTD.

Inventor： Ryota Takahashi ,  Hidetsugu Ikeda ,  Keita Seda ,  Yuki Nakano

IPC: H10K85/60 ,  C07D487/22 ,  C07D491/22 ,  C09K11/06 ,  H10K50/11 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17 ,  H10K50/81 ,  H10K50/82 ,  H10K71/00 ,  H10K71/16 ,  H10K101/10 ,  H10K102/00 ,  H10K102/10

Abstract: An organic electroluminescence device comprising: a cathode, an anode, and at least one organic layer disposed between the cathode and the anode, wherein at least one layer of the at least one organic layer comprises a compound represented by the following formulas (1-1) and (1-3) or a compound represented by the following formulas (1-2) and (1-3).

公开(公告)号：US12156467B2

公开(公告)日：2024-11-26

申请号：US17268082

申请日：2019-08-14

Applicant: IDEMITSU KOSAN CO., LTD.

Inventor： Yuki Nakano ,  Taro Yamaki ,  Satomi Tasaki

IPC: H10K85/60 ,  H10K50/11 ,  H10K85/40 ,  H10K101/10

Abstract: An organic electroluminescence device, comprising: a cathode; an anode; and an emitting layer disposed between the cathode and the anode, wherein the emitting layer includes a compound represented by the following formula (1) and a compound represented by the following formula (11), provided that at least one of Ar101 and Ar102 is a monovalent group represented by the following formula (12).

公开(公告)号：US12029119B2

公开(公告)日：2024-07-02

申请号：US16485132

申请日：2018-02-13

Applicant: IDEMITSU KOSAN CO., LTD.

Inventor： Ryota Takahashi ,  Satomi Tasaki ,  Yuichiro Kawamura ,  Hidetsugu Ikeda ,  Yuki Nakano ,  Masakazu Funahashi ,  Tomoki Kato

IPC: H01L51/00 ,  C07D487/06 ,  C07D487/16 ,  C09K11/06 ,  H10K85/60 ,  H10K50/11 ,  H10K101/10

CPC classification number: H10K85/6572 ,  C07D487/06 ,  C07D487/16 ,  C09K11/06 ,  H10K85/615 ,  H10K85/626 ,  H10K85/636 ,  H10K85/6574 ,  C09K2211/1007 ,  C09K2211/1011 ,  C09K2211/1014 ,  C09K2211/1029 ,  C09K2211/1033 ,  C09K2211/1037 ,  C09K2211/1044 ,  C09K2211/1088 ,  C09K2211/1092 ,  H10K50/11 ,  H10K2101/10

Abstract: Organic EL devices having excellent performance and electronic devices comprising the organic EL devices are provided. The organic EL device comprises a cathode, an anode, and an organic layer disposed between the cathode and the anode, wherein the organic layer comprises one or more layers that comprise a fluorescent emitting layer and the fluorescent emitting layer comprises a first compound represented by formula (P) and a second compound that is not the same as the first compound. The electronic device comprises the organic EL device.




wherein, π1, π2, Z, RB, RC, m, and n are as defined in the description.

公开(公告)号：US11569449B2

公开(公告)日：2023-01-31

申请号：US16345213

申请日：2018-12-05

Applicant: Idemitsu Kosan Co., Ltd.

Inventor： Ryota Takahashi ,  Hidetsugu Ikeda ,  Keita Seda ,  Yuki Nakano

IPC: H01L51/00 ,  H01L51/50 ,  C07D487/22 ,  C07D491/22 ,  C09K11/06 ,  H01L51/52 ,  H01L51/56

Abstract: An organic electroluminescence device comprising: a cathode, an anode, and at least one organic layer disposed between the cathode and the anode, wherein at least one layer of the at least one organic layer comprises a compound represented by the following formulas (1-1) and (1-3) or a compound represented by the following formulas (1-2) and (1-3).