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公开(公告)号：US20250057041A1
公开(公告)日：2025-02-13
申请号：US18774694
申请日：2024-07-16
Applicant: IDEMITSU KOSAN CO.,LTD.
Inventor： Ryo NAGATA , Shintaro BAN , Yuki NAKANO , Ryota TAKAHASHI , Kiyoshi IKEDA , Tomokatsu KUSHIDA , Sigma HASHIMOTO , Yuichiro KAWAMURA
IPC: H10K85/60 , C07D471/04 , C09K11/06 , H10K50/11 , H10K101/25 , H10K101/30
Abstract: A compound represented by a formula (1). In the formula (1): X1 to X4 are each independently a nitrogen atom or CRx; at least one of X1 to X4 is a nitrogen atom; a ring A, a ring B, and a ring C are each independently an aromatic hydrocarbon ring or a heterocycle; Ar1 is a hydrogen atom, an aryl group, or a group represented by a formula (2); and Ar2 is an aryl group or a group represented by a formula (3).
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公开(公告)号：US20240090329A1
公开(公告)日：2024-03-14
申请号：US18032821
申请日：2021-10-01
Applicant: IDEMITSU KOSAN CO.,LTD.
Inventor： Hiroaki ITOI , Yuki NAKANO , Taro YAMAKI , Maiko IIDA , Takamoto MORITA , Shintaro BAN , Ryota TAKAHASHI , Yu KUDO , Yoshinao SHIRASAKI
IPC: H10K85/60 , C07D311/78 , C09K11/06
CPC classification number: H10K85/6574 , C07D311/78 , H10K85/622 , C09K11/06 , H10K50/11
Abstract: A compound includes: at least one group represented by a formula (11) below; and a single benz[de]anthracene derivative skeleton represented by a formula (1000) below in a molecule, in which Ar1 is a substituted or unsubstituted aryl group including at least four rings, at least one of R10 to R19 is a group represented by the formula (11), L1 is a substituted or unsubstituted arylene group having 6 to 15 ring carbon atoms or a substituted or unsubstituted divalent heterocyclic group having 5 to 15 ring atoms, and mx is 1, 2, or 3.
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公开(公告)号：US20230039299A1
公开(公告)日：2023-02-09
申请号：US17634119
申请日：2021-02-19
Applicant: IDEMITSU KOSAN CO.,LTD.
Inventor： Ryota TAKAHASHI , Tomokatsu KUSHIDA , Yu KUDO , Yuki NAKANO
IPC: H01L51/00 , C07D487/22
Abstract: A compound represented by the following formulas (1-1) and (1-3), or a compound represented by the following formulas (1-2) and (1-3). At least one of R1 to R16 is a substituted or unsubstituted alkyl group including 1 to 50 carbon atoms or the like. In the compound represented by the formulas (1-1) and (1-3), at least one of R5 to R7 and R14 to R16 is —N(R36)(R37), and in the compound represented by the formulas (1-2) and (1-3), at least one of R2 to R16 is —N(R36)(R37).
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公开(公告)号：US20230020436A1
公开(公告)日：2023-01-19
申请号：US17283382
申请日：2019-10-09
Applicant: IDEMITSU KOSAN CO.,LTD.
Inventor： Yuki NAKANO , Taro YAMAKI , Satomi TASAKI , Tomoki KATO
IPC: H01L51/00 , C07D307/77 , C09K11/06
Abstract: A compound represented by the following formula (1) (In the formula (1), at least one of R1 to R8 is a deuterium atom; Ar2 is a monovalent group represented by the following formula (2), (3) or (4)).
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公开(公告)号：US20230019712A1
公开(公告)日：2023-01-19
申请号：US17283372
申请日：2019-10-09
Applicant: IDEMITSU KOSAN CO.,LTD.
Inventor： Yuki NAKANO , Taro YAMAKI , Satomi TASAKI , Tomoki KATO
IPC: H01L51/00
Abstract: An organic electroluminescence device including a cathode, an anode, and an emitting layer disposed between the cathode and the anode, wherein the emitting layer includes a compound represented by the following formula (1) and one or more compounds selected from the group consisting of compounds represented by each of formulas (11), (21), (31), (41), (51), (61), (71) and (81). In the formula (1), at least one of R1 to R8 is a deuterium atom, and Ar2 is a monovalent group represented by following formula (2), (3) or (4).
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公开(公告)号：US20220348522A1
公开(公告)日：2022-11-03
申请号：US17642220
申请日：2020-09-11
Applicant: IDEMITSU KOSAN CO.,LTD.
Inventor： Satomi TASAKI , Kazuki NISHIMURA , Ryoji MAEDA , Yuichiro KAWAMURA , Yuki NAKANO
IPC: C07C15/38 , C07D307/91 , C07D333/76 , C07C13/62 , C07D211/54 , C07D311/82 , C07C15/30 , C07C15/28 , C07D471/06 , C07F7/08 , C07D487/06 , C07D491/16 , C07D491/22 , C07D495/22 , C07F5/02 , C07D493/04 , C07D495/04 , C07D519/00 , C07D405/10 , C07C255/34 , C07D403/14 , C07D231/56 , C07D405/12 , C07C255/51 , C07D241/38 , C07D491/04 , C07D251/24 , C07F1/02 , C07D403/10 , H01L51/00 , H01L51/50
Abstract: An organic EL device includes a first emitting layer and a second emitting layer, in which the first emitting layer contains a first host material, the second emitting layer contains a second host material, the first and the second host material are mutually different, the first emitting layer and the second emitting layer at least contains a compound that emits fluorescence having a main peak wavelength of 500 nm or less, respectively, the compound contained in the first emitting layer and that emits fluorescence having a main peak wavelength of 500 nm or less is the same as or different from the compound contained in the second emitting layer, and a triplet energy T1(H1) of the first host material and a triplet energy T1(H2) of the second host material satisfy a numerical formula (Numerical Formula 1), T1(H1)>T1(H2) (Numerical Formula 1).
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公开(公告)号：US20220165965A1
公开(公告)日：2022-05-26
申请号：US17602275
申请日：2020-04-08
Applicant: IDEMITSU KOSAN CO.,LTD.
Inventor： Hiroaki ITOI , Yuki NAKANO , Satomi TASAKI , Taro YAMAKI , Tetsuya MASUDA
IPC: H01L51/00
Abstract: An organic electroluminescence device containing a cathode, an anode, and an emitting layer disposed between the cathode and the anode, wherein the emitting layer contains a compound represented by the following formula (1) and one or more compounds selected from the group consisting of a compound represented by the specific formulas (11), (21), (31), (41), (51), (61), (71), and (81).
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公开(公告)号：US20220165964A1
公开(公告)日：2022-05-26
申请号：US17602273
申请日：2020-04-08
Applicant: IDEMITSU KOSAN CO.,LTD.
Inventor： Hiroaki ITOI , Yuki NAKANO , Satomi TASAKI , Taro YAMAKI , Tetsuya MASUDA
IPC: H01L51/00 , C07D307/77 , C09K11/06
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 a first layer, the first layer is disposed between the cathode and the emitting layer, the emitting layer comprises a compound represented by the following formula (1), and the first layer comprises a compound represented by the following formula (BE1):
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公开(公告)号：US20210083193A1
公开(公告)日：2021-03-18
申请号：US17006303
申请日：2020-08-28
Applicant: IDEMITSU KOSAN CO.,LTD.
Inventor： Satomi TASAKI , Kazuki NISHIMURA , Yuki NAKANO , Hiroaki ITOI
Abstract: An organic electroluminescence device includes an anode, a cathode, a first emitting layer, and a second emitting layer disposed between the first emitting layer and the cathode, the first emitting layer containing a first host material in a form of a first compound represented by a formula (101) below, the second emitting layer containing a second host material in a form of a second compound represented by a formula (2) below, the first emitting layer and the second emitting layer being in direct contact with each other.
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公开(公告)号：US20200111968A1
公开(公告)日：2020-04-09
申请号：US16593775
申请日：2019-10-04
Applicant: IDEMITSU KOSAN CO., LTD.
Inventor： Yuki NAKANO , Taro Yamaki , Satomi Tasaki , Tomoki Kato
IPC: H01L51/00
Abstract: An organic electroluminescence device including a cathode, an anode, and an emitting layer disposed between the cathode and the anode, wherein the emitting layer includes a compound represented by the following formula (1) and one or more compounds selected from the group consisting of compounds represented by formulas (11), (21), (31), (41), (51), (61), (71) and (81). In the formula (1), at least one of R1 to R8 is a deuterium atom, and Ar2 is a monovalent group represented by following formula (2), (3) or (4).
