-
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).
-
公开(公告)号：US20240306490A1
公开(公告)日：2024-09-12
申请号：US18645413
申请日：2024-04-25
Applicant: IDEMITSU KOSAN CO.,LTD.
Inventor： Ryota TAKAHASHI , Tomoki KATO , Hirokatsu ITO , Masahiro KAWAMURA , Masakazu FUNAHASHI , Hiroyuki SAITO , Yuichiro KAWAMURA , Yoshiaki TAKAHASHI , Tetsuya MASUDA , Hitoshi KUMA
IPC: H10K85/60 , C07C211/61 , C07D209/86 , C07D213/16 , C07D213/22 , C07D231/56 , C07D235/18 , C07D237/08 , C07D239/26 , C07D239/74 , C07D241/12 , C07D251/24 , C07D307/92 , C07D333/74 , C07D333/76 , C07D471/04 , C09K11/06 , H10K50/11 , H10K50/15 , H10K50/16 , H10K50/165 , H10K50/18 , H10K71/00 , H10K71/16 , H10K101/00 , H10K101/10 , H10K102/00
CPC classification number: H10K85/624 , C07C211/61 , C07D209/86 , C07D213/16 , C07D213/22 , C07D231/56 , C07D235/18 , C07D237/08 , C07D239/26 , C07D239/74 , C07D241/12 , C07D251/24 , C07D307/92 , C07D333/74 , C07D333/76 , C07D471/04 , C09K11/06 , H10K85/623 , H10K85/633 , H10K85/654 , C07C2603/18 , C07C2603/52 , C07C2603/94 , C07C2603/97 , C09K2211/1018 , H10K50/11 , H10K50/15 , H10K50/156 , H10K50/165 , H10K50/166 , H10K50/18 , H10K71/00 , H10K71/164 , H10K2101/10 , H10K2101/27 , H10K2102/351
Abstract: Compounds of formulae (2-7) or (2-9) are provided:
Also provided are organic electroluminescence (EL) devices containing the compounds having a high emission efficiency when operated at low voltage and a long lifetime and electronic devices including such organic EL devices.
-
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.
-
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).
-
公开(公告)号：US20220278283A1
公开(公告)日：2022-09-01
申请号：US17733306
申请日：2022-04-29
Applicant: IDEMITSU KOSAN CO., LTD.
Inventor： Ryota TAKAHASHI , Tomoki KATO , Hirokatsu ITO , Masahiro KAWAMURA , Masakazu FUNAHASHI , Hiroyuki SAITO , Yuichiro KAWAMURA , Yoshiaki TAKAHASHI , Tetsuya MASUDA , Hitoshi KUMA
IPC: H01L51/00 , C07C211/61 , C07D251/24 , C09K11/06 , C07D239/26 , C07D239/74 , C07D213/16 , C07D241/12 , C07D333/76 , C07D307/92 , C07D231/56 , C07D333/74 , C07D213/22 , C07D237/08 , C07D209/86 , C07D471/04 , C07D235/18
Abstract: The compound represented by formula (1): wherein A, B, R1, and R2 are as defined in the description, provides organic electroluminescence (EL) devices having a high emission efficiency when operated at low voltage and a long lifetime and electronic devices including such organic EL devices.
-
公开(公告)号：US20210336149A1
公开(公告)日：2021-10-28
申请号：US17133297
申请日：2020-12-23
Applicant: IDEMITSU KOSAN CO.,LTD.
Inventor： Masato NAKAMURA , Taro YAMAKI , Ryota TAKAHASHI
IPC: H01L51/00
Abstract: An organic electroluminescence device includes: an anode; a cathode; a first emitting unit including a first emitting layer and a first hole transporting zone; a first charge generating layer; and a second emitting unit including a second emitting layer, in which the first emitting unit, the first charge generating layer, and the second emitting unit are provided between the anode and the cathode in this order from the anode, the first hole transporting zone is provided between the anode and the first emitting layer, the first emitting layer contains a compound represented by a formula (1) below, and a thickness d1 of the first hole transporting zone is 60 nm or less. In the formula (1): at least one of R1 to R8 is -L13-Ar13; L11 to L13 are each independently a single bond, an arylene group or the like; and R1 to R8 not being -L13-Ar13 are each independently a hydrogen atom or the like.
-
公开(公告)号：US20200098994A1
公开(公告)日：2020-03-26
申请号：US16355222
申请日：2019-03-15
Applicant: Idemitsu Kosan Co., Ltd.
Inventor： Ryota TAKAHASHI , Hidetsugu IKEDA , Yuki NAKANO , Keita SEDA
IPC: H01L51/00 , C07D491/22 , C09K11/06
Abstract: To provide a compound represented by the following formula (1-5). Two of *1 are fused with a group represented by the formula (1A) to form a nitrogen atom-containing five-membered ring; and two of *2 are fused with a group represented by the formula (1A), which is different from the group bonded with the two of *1, to form a nitrogen atom-containing five-membered ring.
-
公开(公告)号：US20200052225A1
公开(公告)日：2020-02-13
申请号：US16485132
申请日：2018-02-13
Applicant: IDEMITSU KOSAN CO., LTD.
Inventor： Ryota TAKAHASHI , Satomi TASAKI , Yuichiro KAWAMURA , Hidetsugu IKEDA , Yuki NAKANO , Masakazu FUNAHASHI , Tomoki KATO
IPC: H01L51/00 , C07D487/16 , C07D487/06 , C09K11/06
Abstract: Organic EL devices having excellent performance and electronic devices comprising the organic EL devices are provided. The organic EL device comprises a cathode, an anode, and an organic layer disposed between the cathode and the anode, wherein the organic layer comprises one or more layers that comprise a fluorescent emitting layer and the fluorescent emitting layer comprises a first compound represented by formula (P) and a second compound that is not the same as the first compound. The electronic device comprises the organic EL device. wherein, π1, π2, Z, RB, RC, m, and n are as defined in the description.
-
公开(公告)号：US20190214579A1
公开(公告)日：2019-07-11
申请号：US16234275
申请日：2018-12-27
Applicant: IDEMITSU KOSAN CO., LTD.
Inventor： Keita SEDA , Ryota TAKAHASHI , Tomoki KATO , Hidetsugu IKEDA , Yuki NAKANO
CPC classification number: H01L51/0074 , C07F5/02 , H01L51/0058 , H01L51/0061 , H01L51/5012
Abstract: A compound represented by the formula (1) below. At least one set of two or more adjacent groups among R1 to R11 forms a substituted or unsubstituted heterocyclic ring, or forms a ring represented by the formula (2) below, or at least one of R1 to R4 is a group represented by the formula (3) below.
-
公开(公告)号：US20190097142A1
公开(公告)日：2019-03-28
申请号：US16201484
申请日：2018-11-27
Applicant: IDEMITSU KOSAN CO., LTD.
Inventor： Ryota TAKAHASHI , Tomoki KATO , Hidetsugu IKEDA
IPC: H01L51/00 , C09K11/06 , C07D487/06 , C07D487/16 , H01L51/50
Abstract: A novel compound capable of producing an organic electroluminescence (EL) device with excellent properties, an organic EL device comprising the compound, and an electronic device comprising the organic EL device are provided.A compound represented by formula (1), an organic EL device comprising the compound, an organic EL device comprising an organic thin film layer between a cathode and an anode, wherein the organic thin film layer comprises one or more layers and a light emitting layer and at least one layer of the organic thin film layer comprises the compound, and an electronic device comprising the organic EL device: wherein A, B, C, and R1 to R11 are as defined in the description.
