公开(公告)号：US20240276750A1

公开(公告)日：2024-08-15

申请号：US18288199

申请日：2022-04-28

Applicant: IDEMITSU KOSAN CO., LTD.

Inventor： Tasuku HAKETA ,  Kiyoshi IKEDA ,  Shota TANAKA ,  Yusuke TAKAHASHI ,  Takuto FUKAMI ,  Tsukasa SAWATO

IPC: H10K50/12 ,  C07C211/54 ,  C09K11/06 ,  H10K50/15 ,  H10K85/60

CPC classification number: H10K50/12 ,  C07C211/54 ,  C09K11/06 ,  H10K50/15 ,  H10K85/626 ,  H10K85/633 ,  H10K85/6572 ,  H10K85/658 ,  C09K2211/1011

Abstract: Provided are a compound for further improving the capability of an organic EL element, an organic electroluminescent element having a further improved element capability, and an electronic appliance including such an organic electroluminescent element, in which the compound is represented by the following formula (1) (each symbol in the formula is as defined in the description), the organic electroluminescent element is an organic electroluminescent element including the compound, and the electronic element is an electronic element including such an organic electroluminescent element.

公开(公告)号：US20230301176A1

公开(公告)日：2023-09-21

申请号：US18050713

申请日：2022-10-28

Applicant: IDEMITSU KOSAN CO.,LTD. ,  National University Corporation Tokai National Higher Education and Research System

Inventor： Tsukasa SAWATO ,  Keita SEDA ,  Tasuku HAKETA ,  Yusuke TAKAHASHI ,  Shota TANAKA ,  Takuto FUKAMI ,  Hideto ITO ,  Kenichiro ITAMI

IPC: H10K85/60 ,  C07C211/57 ,  C09K11/06 ,  C07D307/91 ,  C07C211/61

CPC classification number: H10K85/633 ,  C07C211/57 ,  C09K11/06 ,  C07D307/91 ,  H10K85/636 ,  C07C211/61 ,  H10K50/156

Abstract: Provided are a compound that further improves the performance of an organic EL device, the organic electroluminescence device with more improved device performance, and electronic device including such an organic electroluminescence device, in which the compound is represented by the following formula (1):






(each symbol in the formula (1) is as defined in the specification), the organic electroluminescence device contains the compound, and the electronic device includes the organic electroluminescence device.

公开(公告)号：US20230120404A1

公开(公告)日：2023-04-20

申请号：US17758583

申请日：2021-01-15

Applicant: IDEMITSU KOSAN CO.,LTD.

Inventor： Shota TANAKA ,  Tasuku HAKETA ,  Yusuke TAKAHASHI

IPC: C07C209/54 ,  C07D211/82 ,  H01L51/00 ,  C07D405/04 ,  C07D409/04 ,  H01L51/50

Abstract: A compound represented by the following formula (1) (wherein the symbols are as defined in the description), an organic electroluminescent device containing the compound, and an electronic device including the organic electroluminescent device.

公开(公告)号：US20230085328A1

公开(公告)日：2023-03-16

申请号：US17859480

申请日：2022-07-07

Applicant: IDEMITSU KOSAN CO.,LTD. ,  National University Corporation Tokai National Higher Education and Research System

Inventor： Masato MITANI ,  Keita SEDA ,  Taro YAMAKI ,  Shota TANAKA ,  Tsukasa SAWATO ,  Masatoshi SAITO ,  Hiroaki ITOI ,  Tasuku HAKETA ,  Kei YOSHIDA ,  Sayaka MIZUTANI ,  Kenichiro ITAMI ,  Kei MURAKAMI ,  Satoshi MATSUBARA ,  Yoshito KOGA

IPC: H01L51/00 ,  C07D251/24 ,  C09K11/06 ,  C07C13/62 ,  C07C211/54

Abstract: A compound represented by the following formula (1A) or (1B): (the symbols in the formulae (1A) and (1B) have the same meaning as defined in the specification), an organic electroluminescent device containing the compound, and an electronic device including the organic electroluminescent device.

公开(公告)号：US20230047512A1

公开(公告)日：2023-02-16

申请号：US17903206

申请日：2022-09-06

Applicant: IDEMITSU KOSAN CO.,LTD.

Inventor： Hirokatsu ITO ,  Tasuku HAKETA ,  Yu KUDO

IPC: H01L51/00 ,  C07D307/91 ,  C09K11/06

Abstract: A compound that is capable of achieving an organic EL device that has a high external quantum efficiency and a long lifetime is to be provided, and a compound represented by the following formula (1) is used (wherein in the formula, R11 to R17, R21 to R28, R31 to R38, R41 to R45, R51 to R55, R61 to R64, and L1 are defined in the description).

公开(公告)号：US20220263032A1

公开(公告)日：2022-08-18

申请号：US17291188

申请日：2019-11-07

Applicant: IDEMITSU KOSAN CO.,LTD.

Inventor： Masatoshi SAITO ,  Tasuku HAKETA ,  Yuki NAKANO ,  Satomi TASAKI ,  Kazuki NISHIMURA

IPC: H01L51/00

Abstract: An organic electroluminescence device comprising: a cathode, an anode, and an organic layer disposed between the cathode and the anode, wherein the organic layer comprises an emitting layer and an electron-transporting layer, the electron-transporting layer is disposed between the cathode and the emitting layer, the emitting layer comprises a first compound represented by any one of the formulas (21), (41), and (51), and the electron-transporting layer comprises a second compound represented by the following formula (B1):

公开(公告)号：US20220246857A1

公开(公告)日：2022-08-04

申请号：US17614481

申请日：2020-05-29

Applicant: IDEMITSU KOSAN CO.,LTD.

Inventor： Yusuke TAKAHASHI ,  Tasuku HAKETA ,  Hirokatsu ITO ,  Yu KUDO

IPC: H01L51/00 ,  C07D307/91 ,  C09K11/06 ,  C07D409/14

Abstract: Provided are a compound capable of more improving the performance of organic EL devices, an organic electroluminescent device having a more improved device performance, and an electronic device including such an organic electroluminescent device; precisely, a compound represented by the following formula (1) wherein X1, X2, X3, L, R1 to R3, R5 to R8, R11 to R13, R15 to R18, R21 to R24, and R25 to R28 are as defined in the description, an organic electroluminescent device containing the compound, and an electronic device including such an organic electroluminescent device.

公开(公告)号：US20220238805A1

公开(公告)日：2022-07-28

申请号：US17704646

申请日：2022-03-25

Applicant: IDEMITSU KOSAN CO., LTD.

Inventor： Hiroaki ITOI ,  Tasuku HAKETA ,  Yusuke TAKAHASHI ,  Shota TANAKA ,  Hirokatsu ITO

IPC: H01L51/00 ,  C07C211/58 ,  C09K11/06 ,  C07D307/91 ,  C07C211/54 ,  C07C211/61 ,  C07D209/86

Abstract: A compound represented by the following formula (1) wherein the symbols are as defined in the description, and an organic electroluminescent device containing the compound.

公开(公告)号：US20220231231A1

公开(公告)日：2022-07-21

申请号：US17511477

申请日：2021-10-26

Applicant: IDEMITSU KOSAN CO.,LTD.

Inventor： Masato NAKAMURA ,  Yusuke TAKAHASHI ,  Keitaro YAMADA ,  Tasuku HAKETA ,  Emiko KAMBE ,  Kazuki NISHIMURA

IPC: H01L51/00

Abstract: An organic electroluminescence device includes an emitting region provided between a cathode and an anode, a first anode side organic layer, a second anode side organic layer, and a third anode side organic layer, in which the emitting region includes at least one emitting layer, the second anode side organic layer contains at least one compound different from the compound contained in the third anode side organic layer, the third anode side organic layer has a film thickness of 20 nm or more, and a difference NM2−NM3 between a refractive index NM2 of a constituent material contained in the second anode side organic layer and a refractive index NM3 of a constituent material contained in the third anode side organic layer satisfies a relationship of a numerical formula (Numerical Formula N1) below, NM2−NM3≥0.05  (Numerical Formula N1).

公开(公告)号：US20210094937A1

公开(公告)日：2021-04-01

申请号：US17041185

申请日：2019-03-25

Applicant: IDEMITSU KOSAN CO.,LTD.

Inventor： Hirokatsu ITO ,  Tasuku HAKETA ,  Yu KUDO

IPC: C07D405/12 ,  H01L51/00

Abstract: A compound represented by formula (1) provides an organic electroluminescence device having lifetime further improved: wherein R1 to R9, R11 to R18, R21 to R27, Ar, L1, L2, and L3 are as defined in the description.