公开(公告)号：US20230026288A1

公开(公告)日：2023-01-26

申请号：US17810443

申请日：2022-07-01

Applicant: IDEMITSU KOSAN CO.,LTD.

Inventor： Yusuke TAKAHASHI ,  Tasuku HAKETA ,  Shota TANAKA

IPC: C07D307/91 ,  C07C15/28 ,  C07C15/38 ,  H01L51/00 ,  H01L51/50

Abstract: A compound represented by the following formula (1): The R1 to R9, L1 to L3, and Ar1 to Ar2 in the formula (1) are as defined in the description. An organic electroluminescence device contains the compound, and an electronic instrument includes the organic electroluminescence device.

公开(公告)号：US20230024273A1

公开(公告)日：2023-01-26

申请号：US17767779

申请日：2020-10-09

Applicant: IDEMITSU KOSAN CO.,LTD.

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

IPC: H01L51/00 ,  C07D307/91 ,  C09K11/06 ,  C07D333/76 ,  C07C211/54 ,  C07C211/58 ,  C07C211/61

Abstract: Provided are: a compound that further improves the capability of an organic EL device, an organic electroluminescent device having a further improved device capability, and an electronic device including the organic electroluminescent device. Precisely provided are: a compound represented by the following formula (1A) or formula (1B) (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：US20230008737A1

公开(公告)日：2023-01-12

申请号：US17640979

申请日：2021-09-29

Applicant: IDEMITSU KOSAN CO.,LTD.

Inventor： Tasuku HAKETA ,  Shota TANAKA ,  Yusuke TAKAHASHI

IPC: H01L51/00 ,  C07D209/86 ,  C09K11/06 ,  C07D405/12

Abstract: To provide a compound for further improving the capability of an organic EL device, an organic electroluminescent element having a further improved device capability, and an electronic device including the organic electroluminescent element. Disclosed are a compound represented by the following formula (1) or formula (2) (wherein each symbol in each formula is as defined in the description), an organic electroluminescent element containing the compound, and an electronic device including the organic electroluminescent element.

公开(公告)号：US20220399505A1

公开(公告)日：2022-12-15

申请号：US17884732

申请日：2022-08-10

Applicant: IDEMITSU KOSAN CO., LTD.

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

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

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：US20220396570A1

公开(公告)日：2022-12-15

申请号：US17861301

申请日：2022-07-11

Applicant: IDEMITSU KOSAN CO.,LTD.

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

IPC: C07D407/12 ,  H01L51/00

Abstract: An organic electroluminescence device having an improved performance and a compound represented by formula (1), which is a novel material that enables the organic electroluminescence device: wherein, X, Ar1 to Ar5, R1 to R20, *a, and *b are the same as those defined in the specification.

公开(公告)号：US20240423010A1

公开(公告)日：2024-12-19

申请号：US18697067

申请日：2022-09-30

Applicant: IDEMITSU KOSAN CO.,LTD.

Inventor： Masato NAKAMURA ,  Satomi TASAKI ,  Tasuku HAKETA ,  Emiko KAMBE ,  Keitaro YAMADA ,  Tetsuya MASUDA ,  Yusuke TAKAHASHI ,  Hiroaki TOYOSHIMA ,  Takeshi IKEDA ,  Kazuki NISHIMURA

IPC: H10K50/15 ,  H10K50/11 ,  H10K50/16 ,  H10K59/90 ,  H10K85/60

Abstract: An organic EL 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, a first emitting layer of the emitting region contains a first host material, a first additional host material, and a first luminescent compound, the first anode-side-organic layer is in direct contact with the second one, the second anode-side-organic layer is in direct contact with the third one, the third anode-side-organic layer has a film thickness of 20 nm or more, the second anode-side-organic layer contains at least one compound different from a compound contained in the third one, the first emitting layer is a fluorescent emitting layer, and a refractive index NM2 of a constituent material contained in the second anode-side-organic layer and a refractive index NM3 in the third one satisfy a relationship below, NM 2 > NM 3 . ( Numerical ⁢ Formula ⁢ NM )

公开(公告)号：US20240407255A1

公开(公告)日：2024-12-05

申请号：US18573595

申请日：2022-06-27

Applicant: IDEMITSU KOSAN CO.,LTD.

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

IPC: H10K85/60 ,  C07C211/54 ,  C09K11/06 ,  H10K50/15 ,  H10K102/00

Abstract: Provided are a compound for further improving the capability of an organic EL device, an organic electroluminescent device having a further improved device capability, and an electronic device including such an organic electroluminescent device, in which the compound is represented by the following formula (1): [in formula (1), N*, *a1, *a3, *b1, m, n, R1A to R5A, R1B to R5B, R11B to R14B, R21A to R25A, R21B to R24B, L, Ar1, Ar2 and Ar3 are as defined in the description], the organic electroluminescent device is an organic electroluminescent device including the compound, and the electronic device is an electronic device including such an organic electroluminescent device.

公开(公告)号：US20240381761A1

公开(公告)日：2024-11-14

申请号：US18563534

申请日：2022-05-26

Applicant: IDEMITSU KOSAN CO., LTD.

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

IPC: H10K85/60 ,  C07C211/54 ,  C07D307/91 ,  C09K11/06 ,  H10K50/15 ,  H10K102/00

Abstract: The present invention provides a compound that further improves the performance of an organic EL device, an organic electroluminescent device having further improved device performance, and an electronic appliance including such an organic electroluminescent device. Provided is a compound represented by the following formula (1): [In the formula (1), N*, *a1 to *a3, *b1 to *b3, *p1, m1 to m3, n1 to n3, R1A to R5A, R1B to R5B R11A to R15A, R11B to R15B, R21A to R25A, R21B to R25B, R31 to R35, R36 to R39, R40 to R43, R44 to R48, Ar1, and Ar2 are as defined in the description], an organic electroluminescent device containing the compound, and an electronic appliance including such an organic electroluminescent device.

公开(公告)号：US20240315131A1

公开(公告)日：2024-09-19

申请号：US18293646

申请日：2022-08-10

Applicant: IDEMITSU KOSAN CO.,LTD.

Inventor： Hiroaki ITOI ,  Yusuke TAKAHASHI ,  Shota TANAKA ,  Takuto FUKAMI ,  Tsukasa SAWATO

IPC: H10K85/60 ,  C07D209/86 ,  H10K50/15

CPC classification number: H10K85/636 ,  C07D209/86 ,  H10K85/633 ,  H10K50/156 ,  H10K85/615 ,  H10K85/6572

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




where N*, R, R1 to R7, R11 to R14, Ar1, Ar2, L, L1, and L2 are as defined in the disclosure. An organic electroluminescent device including a cathode, an anode, and one or more organic layers intervening between the cathode and the anode. The one or more organic layers include a light emitting layer, and at least one layer of the one or more organic layers contains the compound.

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.