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：US20180226601A1

公开(公告)日：2018-08-09

申请号：US15749406

申请日：2016-09-09

Applicant: IDEMITSU KOSAN CO., LTD.

Inventor： Takeshi IKEDA

IPC: H01L51/50 ,  H01L51/52 ,  H01L51/00

CPC classification number: H01L51/5024 ,  C07D209/82 ,  C07D209/86 ,  C09K11/06 ,  H01L51/0054 ,  H01L51/0058 ,  H01L51/0059 ,  H01L51/0061 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/5016 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5092 ,  H01L51/5206 ,  H01L51/5221 ,  H01L2251/5384

Abstract: An organic electroluminescence device including a light emitting layer containing a compound represented by the following formula (1) and a compound represented by the formula (11) between a cathode and an anode. A lighting device or a display device including the organic electroluminescence device. A mixed material including a compound represented by the following formula (1) and a compound represented by the formula (11).

公开(公告)号：US20230240133A1

公开(公告)日：2023-07-27

申请号：US18009315

申请日：2021-06-18

Applicant: IDEMITSU KOSAN CO.,LTD.

Inventor： Masato NAKAMURA ,  Tetsuya MASUDA ,  Satomi TASAKI ,  Hiroaki TOYOSHIMA ,  Takeshi IKEDA ,  Kazuma MASE

IPC: H10K85/60 ,  H10K85/40

CPC classification number: H10K85/636 ,  H10K85/626 ,  H10K85/6572 ,  H10K85/6574 ,  H10K85/633 ,  H10K85/40 ,  H10K85/623 ,  H10K85/658 ,  H10K85/654 ,  H10K50/13

Abstract: An organic electroluminescence device includes: a first emitting layer including a first host material, a first organic material, and a first dopant material; and a second emitting layer including a second host material and a second dopant material, in which the first host material, the first organic material, and the second host material are different compounds in structure and satisfy Numerical Formula 1 and Numerical Formula 2. Numerical Formula 1: T1(H1)>T1(H3), Numerical Formula 2: T1(H2)>T1(H3) (In Numerical Formula 1 and Numerical Formula 2, T1(H1), T1(H2), T1(H3) are triplet energies of the first host material, the first organic material, and the second host material, respectively.)

公开(公告)号：US20220344594A1

公开(公告)日：2022-10-27

申请号：US17718847

申请日：2022-04-12

Applicant: IDEMITSU KOSAN CO.,LTD.

Inventor： Takeshi IKEDA ,  Yongguk LEE

IPC: H01L51/00

Abstract: A composition comprising a compound represented by the following formula (1) and a compound represented by the following formula (2), provided that the compound represented by the formula (1) and the compound represented by the formula (2) are different compounds:

公开(公告)号：US20140061622A1

公开(公告)日：2014-03-06

申请号：US14014442

申请日：2013-08-30

Applicant: IDEMITSU KOSAN CO., LTD.

Inventor： Takeshi IKEDA ,  Hirokatsu Ito

IPC: H01L51/00

CPC classification number: H01L51/0073 ,  H01L51/0054 ,  H01L51/006 ,  H01L51/0061 ,  H01L51/5012

Abstract: An organic electroluminescence device according to the invention includes: a cathode; an anode; and an organic layer being interposed between the cathode and the anode, the organic layer comprising one or more layers comprising at least an emitting layer. The emitting layer contains: an anthracene derivative represented by a formula (1) below; and a pyrene derivative represented by a formula (21) below.

Abstract translation: 根据本发明的有机电致发光器件包括：阴极; 阳极; 并且有机层插入在阴极和阳极之间，有机层包括至少包含发光层的一层或多层。 发光层含有：下式（1）表示的蒽衍生物; 和由下式（21）表示的芘衍生物。

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：US20180309058A1

公开(公告)日：2018-10-25

申请号：US16020746

申请日：2018-06-27

Applicant: Idemitsu Kosan Co., Ltd.

Inventor： Yumiko MIZUKI ,  Hirokatsu ITO ,  Takeshi IKEDA ,  Hiroyuki SAITO ,  Masahiro KAWAMURA ,  Yuichiro KAWAMURA

IPC: H01L51/00 ,  C07C255/58 ,  C07C211/61 ,  C07D213/38 ,  C07D215/38 ,  C07D235/18 ,  C07D307/91 ,  C07F7/08 ,  C09K11/06 ,  C07C13/567 ,  C07C13/66 ,  C07C15/20 ,  C07C15/24 ,  C07C15/30 ,  C07C15/38 ,  C07C217/92 ,  C07D209/88 ,  H01L51/50

CPC classification number: H01L51/006 ,  C07C13/567 ,  C07C13/66 ,  C07C15/20 ,  C07C15/24 ,  C07C15/30 ,  C07C15/38 ,  C07C211/61 ,  C07C217/92 ,  C07C255/58 ,  C07C2601/14 ,  C07C2603/18 ,  C07C2603/24 ,  C07C2603/26 ,  C07C2603/40 ,  C07C2603/42 ,  C07C2603/50 ,  C07C2603/52 ,  C07C2603/86 ,  C07D209/88 ,  C07D213/38 ,  C07D215/38 ,  C07D235/18 ,  C07D307/91 ,  C07F7/081 ,  C09K11/06 ,  C09K2211/1007 ,  C09K2211/1011 ,  C09K2211/1022 ,  C09K2211/1029 ,  C09K2211/1088 ,  H01L51/5012

Abstract: An organic light-emitting medium including a pyrene derivative represented by the following formula (1) and a phenyl-substituted anthracene derivative represented by the following formula (2): wherein Ar1 to Ar4 are independently a substituted or unsubstituted aryl group having 6 to 30 ring carbon atoms or a substituted or unsubstituted heteroaryl group having 5 to 20 ring atoms.

公开(公告)号：US20170317286A1

公开(公告)日：2017-11-02

申请号：US15652505

申请日：2017-07-18

Applicant: IDEMITSU KOSAN CO., LTD.

Inventor： Hirokatsu ITO ,  Takeshi IKEDA

IPC: H01L51/00 ,  H01L51/50

CPC classification number: H01L51/006 ,  H01L51/0054 ,  H01L51/0055 ,  H01L51/0058 ,  H01L51/0061 ,  H01L51/0073 ,  H01L51/5056

Abstract: Provided are an amine compound having a benzofluorene structure and further having a dibenzofuran structure and/or a dibenzothiophene structure, and an organic electroluminescent device containing a cathode, an anode and an organic thin film layer intervening between the cathode and anode, the organic thin film layer comprising one layer or plural layers comprising at least an emitting layer, at least one layer of the organic thin film layer comprising the aforementioned amine compound solely or as a component of a mixture.

公开(公告)号：US20240147843A1

公开(公告)日：2024-05-02

申请号：US18261247

申请日：2022-01-13

Applicant: IDEMITSU KOSAN CO., LTD.

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

IPC: H10K85/60

CPC classification number: H10K85/633 ,  H10K85/636 ,  H10K50/156 ,  H10K85/615 ,  H10K85/624 ,  H10K85/626 ,  H10K85/6572 ,  H10K85/6574

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, in which the emitting region includes at least a first emitting layer, the first anode-side-organic layer is in direct contact with the second anode-side-organic layer, the second anode-side-organic layer is in direct contact with the third anode-side-organic layer, 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 anode-side-organic layer, 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 of a constituent material contained in the third anode-side-organic layer satisfy a relationship of Numerical Formula NM,


NM2>NM3  (Numerical Formula NM).

公开(公告)号：US20240130224A1

公开(公告)日：2024-04-18

申请号：US18259254

申请日：2021-12-24

Applicant: IDEMITSU KOSAN CO., LTD.

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

IPC: H10K85/60

CPC classification number: H10K85/633 ,  H10K85/60 ,  H10K85/615 ,  H10K85/626 ,  H10K85/636 ,  H10K85/654 ,  H10K85/6572 ,  H10K85/6574 ,  H10K85/658 ,  H10K50/11

Abstract: An organic electroluminescence device includes an emitting region between a cathode and an anode, a first anode side organic layer, and a second anode side organic layer. The emitting region includes at least a first emitting layer, the first anode side organic layer is in direct contact with the second anode side organic layer, the first anode side organic layer contains first and second organic materials, a content of the first organic material in the first anode side organic layer 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 the constituent materials contained in the first anode side organic layer and a refractive index NM2 of the constituent material contained in the second anode side organic layer satisfy a relationship of NM1>NM2.