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：US20210062082A1

公开(公告)日：2021-03-04

申请号：US17097031

申请日：2020-11-13

Applicant: IDEMITSU KOSAN CO., LTD.

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

IPC: C09K11/06 ,  H01L51/00

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 N*, Ar, *a, R11 to R15, R21 to R27, R31 to R37, R41 to R45, and R51 to R55 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：US20240415013A1

公开(公告)日：2024-12-12

申请号：US18697130

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: H10K85/60 ,  C09K11/02 ,  C09K11/06 ,  H10K50/12 ,  H10K50/15 ,  H10K101/00

Abstract: An organic EL device includes an emitting region between a cathode and an anode, a first anode side organic layer, and a second anode side organic layer, in which the emitting region includes at least a first emitting layer, the first emitting layer contains a first host material, a first additional host material, and a first luminescent compound, the first anode side organic layer contains first and second organic materials, a content of the first organic material is less than 50 mass %, the second anode side organic layer contains a second hole transporting zone material, the first emitting layer is an emitting layer that emits fluorescence, and a refractive index NM1 of constituent materials in the first anode side organic layer and a refractive index NM2 of a constituent material in the second anode side organic layer satisfy a relationship of Numerical Formula NM, NM 1 > NM 2 . ( Numerical ⁢ Formula ⁢ NM )

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：US20230262999A1

公开(公告)日：2023-08-17

申请号：US17634498

申请日：2021-09-29

Applicant: IDEMITSU KOSAN CO.,LTD.

Inventor： Yusuke TAKAHASHI ,  Tasuku HAKETA ,  Shota TANAKA

IPC: H10K50/11 ,  H10K50/15 ,  H10K85/60 ,  C07C211/54

CPC classification number: H10K50/11 ,  H10K50/15 ,  H10K85/633 ,  H10K85/631 ,  C07C211/54 ,  H10K85/626 ,  C07B2200/05

Abstract: The compounds represented by formula (1):




wherein each symbol is as defined in the description,

provide organic electroluminescence devices having device performance further improved.

公开(公告)号：US20230026162A1

公开(公告)日：2023-01-26

申请号：US17767866

申请日：2020-10-09

Applicant: IDEMITSU KOSAN CO.,LTD.

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

IPC: H01L51/00 ,  C07D307/91 ,  C07D333/76

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 (1) (wherein N*, Ar, L, X, *a, *b1, *b2, *b3, m, n, R11 to R14, R15 to R22, R31 to R40, and R41 to R48 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：US20230023811A1

公开(公告)日：2023-01-26

申请号：US17761931

申请日：2020-09-18

Applicant: IDEMITSU KOSAN CO.,LTD.

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

IPC: H01L51/00 ,  C07D209/86 ,  C09K11/06 ,  C07D405/12 ,  C07D409/12

Abstract: Compounds of formula (1): wherein each symbol is as defined in the description, may provide an organic electroluminescence device having a further improved performance.

公开(公告)号：US20230006136A1

公开(公告)日：2023-01-05

申请号：US17762608

申请日：2020-09-23

Applicant: IDEMITSU KOSAN CO.,LTD.

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

IPC: H01L51/00 ,  C07C211/54 ,  C09K11/06 ,  C07D307/91 ,  C07D333/76 ,  C07D209/86

Abstract: The compound represented by formula (1): wherein symbols are as defined in the description, provides an organic electroluminescence device having a device performance further improved.