公开(公告)号：US20240237513A1

公开(公告)日：2024-07-11

申请号：US18287222

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: H10K85/60 ,  C07D307/91 ,  C09K11/06 ,  H10K50/15

CPC classification number: H10K85/636 ,  C07D307/91 ,  C09K11/06 ,  H10K85/633 ,  C09K2211/1018 ,  H10K50/156 ,  H10K85/626 ,  H10K85/6574

Abstract: The present invention is to provide a compound and a material for organic electroluminescent devices that further improve 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) (the signs in the formula are as defined in the description), a material for organic electroluminescent devices, the material containing the compound, an organic electroluminescent device containing the compound, and an electronic appliance including such an organic electroluminescent device.

公开(公告)号：US20230301177A1

公开(公告)日：2023-09-21

申请号：US18183427

申请日：2023-03-14

Applicant: IDEMITSU KOSAN CO.,LTD.

Inventor： Takeshi IKEDA ,  Takuto FUKAMI ,  Hiroaki ITOI ,  Yusuke TAKAHASHI ,  Shota TANAKA ,  Yongguk LEE ,  Tsukasa SAWATO

IPC: H10K85/60 ,  H10K50/11 ,  H10K50/15 ,  H10K50/805

CPC classification number: H10K85/633 ,  H10K50/11 ,  H10K50/15 ,  H10K50/805

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




where the symbols in the formula (1) are 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：US20240032416A1

公开(公告)日：2024-01-25

申请号：US18039018

申请日：2021-11-26

Applicant: IDEMITSU KOSAN CO.,LTD.

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

IPC: H10K85/60 ,  C07D307/91 ,  C09K11/02 ,  C09K11/06

CPC classification number: H10K85/636 ,  C07D307/91 ,  H10K85/633 ,  C09K11/02 ,  C09K11/06 ,  H10K50/156

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




wherein in the formula (1) and formulas (1-a) to (1-d), N*, *p, *q, *r, *s, Ar, **, and X are as defined in the description; an organic electroluminescent device including the compound; and an electronic device including the organic electroluminescent device.

公开(公告)号：US20230413664A1

公开(公告)日：2023-12-21

申请号：US18034735

申请日：2021-11-26

Applicant: IDEMITSU KOSAN CO.,LTD.

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

IPC: H10K85/60 ,  C07D307/91 ,  C09K11/06

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

Abstract: Provided are a compound that further improves the performance of an organic EL element, an organic electroluminescent element having further improved element performance, and an electronic device including the organic electroluminescent element. A compound represented by the following formula (1):




wherein each of the symbols in the formula (1) is defined in the description; an organic electroluminescent element including the compound; and an electronic device including the organic electroluminescent element.

公开(公告)号：US20240140904A1

公开(公告)日：2024-05-02

申请号：US18256362

申请日：2022-03-30

Applicant: IDEMITSU KOSAN CO.,LTD.

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

IPC: C07C211/58 ,  C07C211/54 ,  C07C211/61 ,  C07D307/91 ,  C07D333/76 ,  H10K50/12 ,  H10K50/15 ,  H10K85/60

CPC classification number: C07C211/58 ,  C07C211/54 ,  C07C211/61 ,  C07D307/91 ,  C07D333/76 ,  H10K50/12 ,  H10K50/15 ,  H10K85/622 ,  H10K85/633 ,  H10K85/6574 ,  H10K85/6576

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




One of R1 and R2 is a methyl group, and the other is an unsubstituted phenyl group, and R1 and R2 are not bonded to each other and therefore do not form a ring structure. One of R3 and R4 is a methyl group, and the other is an unsubstituted phenyl group, and R3 and R4 are not bonded to each other and therefore do not form a ring structure. R11 to R18, and R21 to R28 are hydrogen atoms, provided that, one selected from R11 to R18 is a single bond bonded to *a, and one selected from R21 to R28 is a single bond bonded to *b. L1 and L2 are each independently a single bond, or a substituted or unsubstituted phenylene group.

公开(公告)号：US20230422606A1

公开(公告)日：2023-12-28

申请号：US18037870

申请日：2021-11-26

Applicant: IDEMITSU KOSAN CO., LTD.

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

IPC: H10K85/60 ,  C07D307/91 ,  C09K11/06

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

Abstract: Provided are a compound that further improves the performance of an organic EL device, an organic electroluminescent device having further improved device performance, and an electronic device including the organic electroluminescent device. The compound is represented by the following formula (1):






wherein each of the symbols in the formula (1) is defined in the description. The organic electroluminescent device includes the compound; and the electronic device includes the organic electroluminescent device.

公开(公告)号：US20230180597A1

公开(公告)日：2023-06-08

申请号：US18049714

申请日：2022-10-26

Applicant: IDEMITSU KOSAN CO.,LTD.

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

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

CPC classification number: H10K85/631 ,  C07C211/54 ,  H10K50/15 ,  H10K50/12 ,  C07C2601/16

Abstract: The invention provides a compound capable of improving more the capabilities of organic EL devices, an organic electroluminescent device having more improved device capabilities, and an electronic device including such an organic electroluminescent device. The compound is represented by the following formula (1):







wherein N*, *a1 to *a3, *b1 to *b3, 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 R38, R39 to R42, R43 to R47, Ar1 and Ar2 are as defined in the specification; the organic electroluminescent device includes the compound; and the electronic device includes such an organic electroluminescent device.

公开(公告)号：US20220324804A1

公开(公告)日：2022-10-13

申请号：US17657148

申请日：2022-03-30

Applicant: IDEMITSU KOSAN CO.,LTD.

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

IPC: C07D209/82 ,  H01L51/00

Abstract: To provide 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 the organic electroluminescent device, and to provide 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 device containing the compound, and an electronic device including the organic electroluminescent device.

公开(公告)号：US20250136569A1

公开(公告)日：2025-05-01

申请号：US18718576

申请日：2022-12-23

Applicant: IDEMITSU KOSAN CO.,LTD.

Inventor： Yusuke TAKAHASHI ,  Hiroaki ITOI ,  Tsukasa SAWATO ,  Shota TANAKA ,  Takuto FUKAMI ,  Yongguk LEE ,  Tasuku HAKETA

IPC: C07D311/92 ,  C07B59/00 ,  C07D335/08 ,  C07D405/04 ,  C07D407/04 ,  C07D409/04 ,  H10K50/15 ,  H10K85/20 ,  H10K85/60 ,  H10K101/00 ,  H10K101/10 ,  H10K101/30

Abstract: To provide a compound for further improving the performance of an organic EL device, a material for an organic electroluminescent device, an organic electroluminescent device having further improved device capability, and an electronic device including such an organic electroluminescent device, and the compound is represented by formula (1). (Each symbol in the formula is as defined in the description.) In addition, the organic electroluminescent device contains the compound or has a highest occupied molecular orbital energy level HOMO, a triplet energy T1, and an 80% attenuation time t of a photoluminescence intensity PL within a predetermined range.

公开(公告)号：US20240415010A1

公开(公告)日：2024-12-12

申请号：US18291654

申请日：2022-08-26

Applicant: IDEMITSU KOSAN CO.,LTD.

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

IPC: H10K85/60 ,  H10K50/15

Abstract: A compound represented by the following formula (1): in which N*, R1 to R9, L1, L2, L3, Ar1 and Ar2 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, where the one or more organic layers includes a light emitting layer, and at least one layer of the one or more organic layers contains the compound. An electronic device including the organic electroluminescent device.