公开(公告)号：US10217943B2

公开(公告)日：2019-02-26

申请号：US15405028

申请日：2017-01-12

Applicant: IDEMITSU KOSAN CO., LTD.

Inventor： Hidetsugu Ikeda ,  Motohisa Ido ,  Masakazu Funahashi

IPC: H01L51/50 ,  H01L51/00 ,  C07C13/66 ,  C07C15/28 ,  C07C43/20 ,  C07C43/257 ,  C09K11/06 ,  H05B33/14 ,  H01L51/52

Abstract: An organic electroluminescence device which comprises a cathode, an anode and an organic thin film layer comprising at least one layer comprising a light emitting layer and disposed between the cathode and the anode, wherein at least one layer in the organic thin film layer comprises an anthracene derivative having a specific structure singly or as a component of a mixture, and an anthracene derivative having a specific asymmetric structure and providing an organic electroluminescence device exhibiting a great efficiency of light emission and having a long life, are provided.

公开(公告)号：US12146087B2

公开(公告)日：2024-11-19

申请号：US16958054

申请日：2018-12-28

Applicant: IDEMITSU KOSAN CO.,LTD.

Inventor： Tomoki Kato ,  Keita Seda ,  Ryota Takahashi ,  Hidetsugu Ikeda ,  Yuki Nakano ,  Thomas Schaefer ,  Peter Murer ,  Carsten Rothe

IPC: C09K11/06 ,  C07F5/02 ,  H10K50/15 ,  H10K50/16 ,  H10K85/20 ,  H10K85/60

Abstract: A compound represented by the following formula (1), wherein in the formula (1), at least one of R1 to R8 is a group represented by the following formula (2).

公开(公告)号：US11342512B2

公开(公告)日：2022-05-24

申请号：US17468530

申请日：2021-09-07

Applicant: IDEMITSU KOSAN CO., LTD.

Inventor： Yuki Nakano ,  Ryota Takahashi ,  Keita Seda ,  Tomoki Kato ,  Hidetsugu Ikeda ,  Thomas Schaefer ,  Peter Murer ,  Carsten Rothe

IPC: H01L29/08 ,  H01L51/00 ,  C07F5/02 ,  C09K11/06 ,  H01L51/50

Abstract: A compound represented by the following formula (1), wherein one or more pairs among R12 and R13, R13 and R14, R14 and R15, R16 and R17, R17 and R18, and R18 and R19 independently form a ring represented by the following formula (2A) or a ring represented by the following formula (2B), or do not form a ring represented by the following formula (2A) and do not form a ring represented by the following formula (2B); and one of R12 to R28 is bonded with L2.

公开(公告)号：US10672989B2

公开(公告)日：2020-06-02

申请号：US16201984

申请日：2018-11-27

Applicant: IDEMITSU KOSAN CO., LTD.

Inventor： Ryota Takahashi ,  Hidetsugu Ikeda ,  Keita Seda ,  Yuki Nakano

IPC: H01L29/08 ,  H01L51/00 ,  C09K11/06 ,  C07D487/22 ,  H01L51/50 ,  H01L51/52 ,  H01L51/56

Abstract: Disclosed is a compound useful as a material for an organic electroluminescence device with high luminous efficiency. A compound is represented by the following formula (1) or (2):

公开(公告)号：US20180198076A1

公开(公告)日：2018-07-12

申请号：US15912123

申请日：2018-03-05

Applicant: IDEMITSU KOSAN CO., LTD.

Inventor： RYOTA TAKAHASHI ,  Tomoki Kato ,  Hidetsugu Ikeda

IPC: H01L51/00 ,  C07D487/16 ,  C09K11/06 ,  C07D487/06 ,  H01L51/50

CPC classification number: H01L51/0072 ,  C07D487/06 ,  C07D487/16 ,  C09K11/06 ,  C09K2211/1007 ,  C09K2211/1011 ,  C09K2211/1014 ,  C09K2211/1029 ,  C09K2211/1033 ,  C09K2211/1037 ,  C09K2211/1044 ,  C09K2211/1088 ,  C09K2211/1092 ,  H01L51/0052 ,  H01L51/0058 ,  H01L51/0061 ,  H01L51/0073 ,  H01L51/5012 ,  H01L51/5016

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.

公开(公告)号：USRE46368E1

公开(公告)日：2017-04-18

申请号：US14849199

申请日：2015-09-09

Applicant: Idemitsu Kosan Co., Ltd.

Inventor： Toshihiro Iwakuma ,  Chishio Hosokawa ,  Hidetsugu Ikeda ,  Seiji Tomita ,  Takashi Arakane

IPC: H01L51/54 ,  H01L51/00 ,  C07D403/04 ,  C07D403/14 ,  C07D471/04 ,  C07F15/00 ,  C09K11/06 ,  C07D401/04 ,  C07D401/14 ,  H01L51/50

CPC classification number: H01L51/0067 ,  C07D401/04 ,  C07D401/14 ,  C07D403/04 ,  C07D403/14 ,  C07D471/04 ,  C07F15/0033 ,  C09K11/06 ,  C09K2211/1007 ,  C09K2211/1011 ,  C09K2211/1029 ,  C09K2211/1044 ,  C09K2211/1059 ,  H01L51/0059 ,  H01L51/0072 ,  H01L51/0081 ,  H01L51/0085 ,  H01L51/5012 ,  H01L51/5016 ,  H01L51/5048 ,  H01L2251/308 ,  Y10S428/917

Abstract: A material for electroluminescent devices which comprises a compound in which a heterocyclic group having nitrogen is bonded to carbazolyl group and an organic electroluminescent device having at least one organic thin film layer which is sandwiched between the cathode and the anode and contains the above material in at least one layer, are provided. The material can provide organic electroluminescent devices emitting bluish light with a high purity of color. The organic electroluminescence device uses the material.

公开(公告)号：US12108666B2

公开(公告)日：2024-10-01

申请号：US17278419

申请日：2019-09-26

Applicant: IDEMITSU KOSAN CO.,LTD.

Inventor： Ryota Takahashi ,  Hidetsugu Ikeda ,  Yuki Nakano ,  Keita Seda

IPC: H10K85/60 ,  C07D403/14 ,  C07D491/22 ,  C07D519/00 ,  C09K11/06 ,  H10K50/11 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17

CPC classification number: H10K85/657 ,  C07D403/14 ,  C07D491/22 ,  C07D519/00 ,  C09K11/06 ,  H10K85/626 ,  H10K85/631 ,  H10K85/654 ,  H10K85/6572 ,  H10K85/6574 ,  C09K2211/1018 ,  H10K50/11 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17 ,  H10K50/171

Abstract: A compound having a structure represented by the following formulas (a) and (b):



wherein, in the formulas (a) and (b), a ring A, a ring B, a ring C and a ring D are independently a substituted or unsubstituted aromatic hydrocarbon ring having 6 to 50 ring carbon atoms, or a substituted or unsubstituted heterocyclic ring having 5 to 50 ring atoms; two or more of the ring A, the ring B, the ring C and the ring D are a heterocyclic ring; and each of sites *a, *b, *c and *d in the formula (a) and the formula (b) represents a position of an atom, and the atoms located in the sites *a, *b,*c and *d form one substituted or unsubstituted and saturated or unsaturated six-membered ring including four atoms thereof.

公开(公告)号：US11139437B2

公开(公告)日：2021-10-05

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

IPC: H01L51/00 ,  C07F5/02 ,  H01L51/50

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：US10230058B2

公开(公告)日：2019-03-12

申请号：US15912123

申请日：2018-03-05

Applicant: IDEMITSU KOSAN CO., LTD.

Inventor： Ryota Takahashi ,  Tomoki Kato ,  Hidetsugu Ikeda

IPC: C09K11/06 ,  H01L51/00 ,  H01L51/50 ,  C07D487/06 ,  C07D487/16

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.

公开(公告)号：US09954187B2

公开(公告)日：2018-04-24

申请号：US15476682

申请日：2017-03-31

Applicant: IDEMITSU KOSAN CO., LTD.

Inventor： Ryota Takahashi ,  Tomoki Kato ,  Hidetsugu Ikeda

IPC: H01L51/00 ,  C09K11/06 ,  C07D487/06 ,  C07D487/16 ,  H01L51/50

CPC classification number: H01L51/0072 ,  C07D487/06 ,  C07D487/16 ,  C09K11/06 ,  C09K2211/1007 ,  C09K2211/1011 ,  C09K2211/1014 ,  C09K2211/1029 ,  C09K2211/1033 ,  C09K2211/1037 ,  C09K2211/1044 ,  C09K2211/1088 ,  C09K2211/1092 ,  H01L51/0052 ,  H01L51/0058 ,  H01L51/0061 ,  H01L51/0073 ,  H01L51/5012 ,  H01L51/5016

Abstract: Disclosed herein are a compound represented by formula (1) that is capable of producing organic electroluminescence (EL) devices having excellent properties, an organic EL device containing the compound, and an electronic device containing the organic EL device. The organic EL device contains a organic thin film layer between a cathode and an anode, in which the organic thin film layer contains one or more layers and a light emitting layer, and at least one layer of the organic thin film layer contains the compound.