公开(公告)号：US12077500B2

公开(公告)日：2024-09-03

申请号：US18333574

申请日：2023-06-13

Applicant: IDEMITSU KOSAN CO., LTD

Inventor： Satomi Tasaki ,  Masahiro Kawamura ,  Toshinari Ogiwara ,  Hitoshi Kuma ,  Kei Yoshida ,  Keiji Okinaka

IPC: C07D209/80 ,  C07D209/82 ,  C07D209/94 ,  C07D491/048 ,  C07D491/147 ,  C09K11/06 ,  H10K85/60 ,  H10K50/11

CPC classification number: C07D209/80 ,  C07D209/82 ,  C07D209/94 ,  C07D491/048 ,  C07D491/147 ,  C09K11/06 ,  H10K85/657 ,  H10K85/6572 ,  H10K50/11

Abstract: A compound is represented by a formula (1) below, in which k is an integer of 0 or more, m is an integer of 1 or more, n is an integer of 2 or more. L is a substituted or unsubstituted aromatic hydrocarbon ring having 6 to 30 ring carbon atoms, CN is a cyano group, and D1 and D2 are each independently represented by one of a formula (2), a formula (3) and formula (3x) below, D1 and D2 being optionally mutually the same or different.

公开(公告)号：US11456421B2

公开(公告)日：2022-09-27

申请号：US16564278

申请日：2019-09-09

Applicant: IDEMITSU KOSAN CO., LTD.

Inventor： Masahiro Kawamura ,  Mitsunori Ito

IPC: H01L51/00 ,  C07C15/28 ,  C07C15/30 ,  H01L51/50 ,  C07C13/465 ,  C07C13/567 ,  C07C13/62 ,  C07C13/66 ,  C07C15/38 ,  C07D209/86 ,  C07D213/16 ,  C07D307/91 ,  C07D333/76 ,  C09K11/06 ,  H05B33/14 ,  C09K11/02

Abstract: Anthracene derivatives each having a structure including an anthracene skeleton, a phenanthrene skeleton selected from among various phenanthrene skeletons different in bonding site which is bonded to the 9-position of the anthracene skeleton and a group selected from among various aryl groups and so on which is bonded to the 10-position of the anthracene skeleton. Organic EL devices made by using the derivatives exhibit high light emission efficiency and a long life.

公开(公告)号：US11289661B2

公开(公告)日：2022-03-29

申请号：US16346753

申请日：2017-12-28

Applicant: IDEMITSU KOSAN CO., LTD.

Inventor： Michelle Groarke ,  Takushi Shiomi ,  Masahiro Kawamura ,  Hideaki Nagashima

IPC: C07D487/04 ,  C07D223/14 ,  C07D487/22 ,  C07D519/00 ,  C09K11/06 ,  H01L51/00 ,  C07F9/6561 ,  H01L51/50

Abstract: A compound of formula (I), a material for an organic electroluminescence device comprising at least one compound of formula (I); an organic electroluminescence device which comprises an organic thin film layer between a cathode and an anode, wherein the organic thin film layer comprises one or more layers and comprises a light emitting layer, and at least one layer of the organic thin film layer comprises at least one compound of formula (I); an electronic equipment comprising the organic electroluminescence device; and a process for preparing the compound of formula (I).

公开(公告)号：US10851055B2

公开(公告)日：2020-12-01

申请号：US16739157

申请日：2020-01-10

Applicant: Idemitsu Kosan Co., Ltd.

Inventor： Satomi Tasaki ,  Masahiro Kawamura ,  Toshinari Ogiwara ,  Hitoshi Kuma ,  Kei Yoshida ,  Keiji Okinaka

IPC: H01L51/54 ,  C09K11/06 ,  C07D209/80 ,  C07D209/82 ,  C07D209/94 ,  C07D491/048 ,  C07D491/147 ,  H01L51/00 ,  H01L51/50

Abstract: A compound is represented by a formula (1) below, in which k is an integer of 0 or more, m is an integer of 1 or more, n is an integer of 2 or more. L is a substituted or unsubstituted aromatic hydrocarbon ring having 6 to 30 ring carbon atoms, CN is a cyano group, and D1 and D2 are each independently represented by one of a formula (2), a formula (3) and formula (3x) below, D1 and D2 being optionally mutually the same or different.

公开(公告)号：US10790449B2

公开(公告)日：2020-09-29

申请号：US15502689

申请日：2016-06-14

Applicant: IDEMITSU KOSAN CO., LTD.

Inventor： Tasuku Haketa ,  Masahiro Kawamura ,  Yumiko Mizuki ,  Yoichi Ikeda

IPC: H01L51/00 ,  C09K11/06 ,  C07D209/86 ,  C09K11/02 ,  H01L51/50

Abstract: Provided are an organic EL device having a high emission efficiency, a material for organic EL devices, which is capable of realizing the same, and the like. More specifically, provided are a compound represented by the following formula (1), a material for organic electroluminescence devices, which contains the compound, an organic electroluminescence device using the compound, and an electronic equipment provided with the organic electroluminescence device: wherein Ar represents a substituted or unsubstituted aryl group having 6 to 50 ring carbon atoms, a substituted or unsubstituted heteroaryl group having 5 to 50 ring atoms, or a group formed by a combination of these groups, and W to R9 each independently represent a hydrogen atom or a substituent, provided that any pair of R2 and R3, R3 and R4, R4 and R5, R6 and R7, R7 and R8, and R8 and R9 are optionally bonded to each other to form a benzene ring.

公开(公告)号：US10703762B2

公开(公告)日：2020-07-07

申请号：US15329167

申请日：2016-08-26

Applicant: IDEMITSU KOSAN CO., LTD.

Inventor： Yu Kudo ,  Yumiko Mizuki ,  Masahiro Kawamura ,  Tomoki Kato ,  Hirokatsu Ito ,  Tasuku Haketa ,  Yuichi Nishimae ,  Annemarie Wolleb

IPC: C07D491/22 ,  C07D491/147 ,  C09K11/06 ,  H01L51/50 ,  H01L51/00

Abstract: A compound represented by the following formula (1):

公开(公告)号：US10297761B2

公开(公告)日：2019-05-21

申请号：US14650821

申请日：2013-12-10

Applicant: Idemitsu Kosan Co., Ltd.

Inventor： Masahiro Kawamura ,  Hitoshi Kuma ,  Toshinari Ogiwara ,  Satomi Tasaki ,  Yumiko Mizuki ,  Kazuki Nishimura ,  Tomoharu Hayama

IPC: H01L51/00 ,  C09K11/06 ,  H05B33/14 ,  C09K11/02 ,  H01L51/50

Abstract: An organic electroluminescence device includes: an anode; a cathode; and a single- or multi-layer organic layer interposed between the anode and the cathode. The organic layer includes at least one emitting layer containing a dopant material represented by a formula below. In the formula, X1 to X5 each independently represent CR1 or a nitrogen atom, at least one of X1 to X5 is a nitrogen atom, L1 represents a divalent aromatic hydrocarbon group or a divalent heterocyclic group, A and B each independently represents a cyclic structure, at least one of the cyclic structure A and the cyclic structure B has a substituent, and R1 represents an aryl group, alkyl group or the like.

公开(公告)号：US10270040B2

公开(公告)日：2019-04-23

申请号：US15658596

申请日：2017-07-25

Applicant: IDEMITSU KOSAN CO., LTD.

Inventor： Yoichi Ikeda ,  Hirokatsu Ito ,  Masahiro Kawamura ,  Hiroyuki Saito ,  Takeshi Ikeda

IPC: H01L51/50 ,  H01L51/00 ,  C07D235/08 ,  C07D403/14 ,  C07D405/04 ,  C07D409/14 ,  C07D497/04 ,  C07D209/80 ,  C07D307/91

Abstract: A fused amine compound including a furan ring or a thiophene ring and an organic electroluminescence device employing the amine compound. The organic electroluminescence device includes a cathode, an anode, and one or more organic thin film layers which are disposed between the cathode and the anode. The organic thin film layers include a light emitting layer and at least one layer of the organic thin film layers includes at least one amine compound.

公开(公告)号：US20190109285A1

公开(公告)日：2019-04-11

申请号：US16210086

申请日：2018-12-05

Applicant: IDEMITSU KOSAN CO., LTD.

Inventor： Masahiro Kawamura ,  Yumiko Mizuki ,  Toshinari Ogiwara ,  Hitoshi Kuma

IPC: H01L51/00 ,  C07D219/06 ,  C09B69/00 ,  C09B57/00 ,  C09B21/00 ,  C09B19/00 ,  C09K11/06 ,  C07D491/048 ,  C07D413/10 ,  C07D403/10 ,  H01L51/52 ,  H01L51/50

Abstract: An organic electroluminescence device includes an anode, a cathode and an emitting layer, in which the emitting layer includes a first compound and a second compound and each of the first compound and the second compound is a compound emitting thermally activated delayed fluorescence.

公开(公告)号：US10170707B2

公开(公告)日：2019-01-01

申请号：US15875394

申请日：2018-01-19

Applicant: IDEMITSU KOSAN CO., LTD.

Inventor： Tasuku Haketa ,  Masahiro Kawamura

IPC: H01L51/00 ,  C07D209/86 ,  C09K11/02 ,  C09K11/06 ,  C07D403/04 ,  H01L51/50 ,  H01L51/52

Abstract: A compound represented by formula (1): wherein R1 to R6, R7 to R10, R11 to R14, R15 to R18, L1, L2, Ar1, and Ar2 are as defined in the description realizes an organic electroluminescence device with long lifetime.