公开(公告)号：US20210184132A1

公开(公告)日：2021-06-17

申请号：US17111641

申请日：2020-12-04

Applicant: Samsung Electronics Co., Ltd.

Inventor： Keisuke KORAI ,  Atsushi IMAMURA ,  Jhunmo SON ,  Masaru KINOSHITA ,  Mitsunori ITO ,  Norifumi KISHI ,  Rie SAKURAI ,  Shiro IRISA ,  Masaki NUMATA

IPC: H01L51/00 ,  C07D403/14 ,  C09K11/06

Abstract: Provided is a compound that has a long pot life of a solution and is able to achieve low driving voltage, high efficiency, and long lifespan of an organic electroluminescent device. The present disclosure relates to a compound having a triphenyl triazine structural moiety and including a group that has a structure in which a substituted or unsubstituted carbazole group and a predetermined number of carbazole rings are directly bonded via a single bond, as described in the specification.

公开(公告)号：US20200212314A1

公开(公告)日：2020-07-02

申请号：US16726452

申请日：2019-12-24

Applicant: Samsung Electronics Co., Ltd.

Inventor： Masaki NUMATA ,  Masaru KINOSHITA ,  Mitsunori ITO ,  Wataru SOTOYAMA

IPC: H01L51/00 ,  H01L51/50

Abstract: An organic light-emitting device comprising: a first electrode; a second electrode; and an emission layer between the first electrode and the second electrode, wherein the emission layer comprising a first compound, a second compound, and a third compound, the first compound comprising at least one compound represented by one of Formulae 1-1 to 1-4, the second compound comprising at least one compound represented by one of Formulae 2-1 to 2-4, and the third compound includes at least one of a triphenylene group, a dibenzofuran group, a dibenzothiophene group, a fluorene group, a biscarbazole group, or any combination thereof, wherein a band gap between a highest occupied molecular orbital (HOMO) band energy level and a lowest unoccupied molecular orbital (LUMO) band energy level of the third compound is 3.3 eV or more. Formulae 1-1 to 1-4 and Formulae 2-1 to 2-4 are described herein.

公开(公告)号：US20200207732A1

公开(公告)日：2020-07-02

申请号：US16722261

申请日：2019-12-20

Applicant: Samsung Electronics Co., Ltd.

Inventor： Masaki NUMATA ,  Mitsunori ITO ,  Norihito ISHII ,  Rie SAKURAI

IPC: C07D333/76 ,  C07D307/91 ,  C07D487/04 ,  C07D403/04 ,  C07D403/14 ,  H01L51/00

Abstract: A heterocyclic compound, a composition including the heterocyclic compound, and an organic light-emitting device including the heterocyclic compound are disclosed. The heterocyclic compound is represented by Formula 1: wherein, X1, L1, a1, Ar1, R1 to R6, b3, b4, and b5 are described herein.

公开(公告)号：US20180248127A1

公开(公告)日：2018-08-30

申请号：US15906502

申请日：2018-02-27

Applicant: Samsung Electronics Co., Ltd.

Inventor： Saeyoun LEE ,  Masaki NUMATA ,  Hiroshi MIYAZAKI ,  Myungsun SIM ,  Hasup LEE ,  Sooghang IHN

IPC: H01L51/00 ,  C07D487/04 ,  C09K11/06 ,  C07D403/14

CPC classification number: H01L51/0072 ,  C07D403/14 ,  C07D487/04 ,  C09K11/06 ,  C09K2211/1018 ,  H01L51/0067 ,  H01L51/5004 ,  H01L51/5012 ,  H01L51/5016 ,  H01L51/5024 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5088 ,  H01L51/5092 ,  H01L51/5096 ,  H01L2251/308 ,  H01L2251/552

Abstract: A condensed cyclic compound represented by Formula 1: wherein D1 in Formula 1 is a group represented by Formula 1-1, A1 in Formula 1 is a group represented by Formula 1-2, 1-3, or 1-4, wherein in Formulae 1-1, 1-2, 1-3, and 1-4, groups and variables are the same as described in the specification.

公开(公告)号：US20180083200A1

公开(公告)日：2018-03-22

申请号：US15466087

申请日：2017-03-22

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Masaki NUMATA ,  Hiroshi MIYAZAKI ,  Myungsun SIM ,  Saeyoun LEE ,  Sooghang IHN ,  Soonok JEON

IPC: H01L51/00 ,  C07D519/00 ,  C09K11/06

CPC classification number: H01L51/0072 ,  C07D519/00 ,  C09K11/06 ,  C09K2211/1007 ,  C09K2211/1048 ,  H01L27/1218 ,  H01L51/0071 ,  H01L51/5012

Abstract: A condensed cyclic compound represented by Formula 1: Ar1-(L1)a1-Ar2  Formula 1 wherein, in Formula 1, a1, Ar1, Ar2, and L1 are the same as described in the specification.

公开(公告)号：US20170092872A1

公开(公告)日：2017-03-30

申请号：US15225117

申请日：2016-08-01

Applicant: SAMSUNG ELECTRONICS CO., LTD. ,  President and Fellows of Harvard College

Inventor： Hyun Sik CHAE ,  Soonok JEON ,  Hosuk KANG ,  Hiroshi MIYAZAKI ,  Sooghang IHN ,  Seongik HONG ,  Masaki NUMATA ,  Sunghan KIM ,  Rafael GOMEZ-BOMBARELLI ,  Martin B.Z. FORSYTHE ,  Jorge AGUILERA-IPARRAGUIRRE ,  Alan ASPURU-GUZIK ,  Timothy D. HIRZEL

IPC: H01L51/00 ,  C09K11/02 ,  C09K11/06 ,  C07D403/10 ,  C07D403/14

CPC classification number: H01L51/0067 ,  C07D403/10 ,  C07D403/14 ,  C09K11/025 ,  C09K11/06 ,  C09K2211/1007 ,  C09K2211/1014 ,  C09K2211/1029 ,  C09K2211/1044 ,  H01L51/005 ,  H01L51/0061 ,  H01L51/0072 ,  H01L51/5004 ,  H01L51/5012 ,  H01L51/5016 ,  H01L51/5028 ,  H01L51/5206 ,  H01L51/5221 ,  H01L2251/552 ,  H05B33/14 ,  H05B33/20

Abstract: An organic light-emitting device including a first electrode; a second electrode; and an organic layer disposed between the first electrode and the second electrode, wherein the organic layer comprises an emission layer, and wherein the organic layer comprises a first compound represented by Formula 1 and a second compound having the lowest excited triplet energy level greater than 2.73 electron volts: wherein in Formula 1, R11 to R33 are the same as described in the specification.

公开(公告)号：US20200243773A1

公开(公告)日：2020-07-30

申请号：US16846755

申请日：2020-04-13

Applicant: SAMSUNG ELECTRONICS CO., LTD. ,  President and Fellows of Harvard College

Inventor： Hyun Sik CHAE ,  Soonok JEON ,  Hosuk KANG ,  Hiroshi MIYAZAKI ,  Sooghang IHN ,  Seongik HONG ,  Masaki NUMATA ,  Sunghan KIM ,  Rafael GOMEZ-BOMBARELLI ,  Martin B.Z. FORSYTHE ,  Jorge AGUILERA-IPARRAGUIRRE ,  Alan ASPURU-GUZIK ,  Timothy D. HIRZEL

IPC: H01L51/00 ,  C09K11/06 ,  C09K11/02 ,  C07D403/14 ,  C07D403/10

Abstract: An organic light-emitting device including a first electrode; a second electrode; and an organic layer disposed between the first electrode and the second electrode, wherein the organic layer comprises an emission layer, and wherein the organic layer comprises a first compound represented by Formula 1 and a second compound having the lowest excited triplet energy level greater than 2.73 electron volts: wherein in Formula 1, R11 to R33 are the same as described in the specification.

公开(公告)号：US20200212307A1

公开(公告)日：2020-07-02

申请号：US16726410

申请日：2019-12-24

Applicant: Samsung Electronics Co., Ltd.

Inventor： Masaki NUMATA ,  Mitsunori ITO

IPC: H01L51/00 ,  C07C13/567 ,  C09K11/02

Abstract: A condensed cyclic compound represented by Formula 1, a composition including the same, and an organic light-emitting device including the condensed cyclic compound: wherein R1-R6, L1-L2, Ar1, n1, a1-a2, and b3-b6 are described in the specification.

公开(公告)号：US20200207739A1

公开(公告)日：2020-07-02

申请号：US16722308

申请日：2019-12-20

Applicant: Samsung Electronics Co., Ltd.

Inventor： Masaki NUMATA ,  Rie SAKURAI ,  Keisuke KORAI ,  Mitsunori ITO ,  Shiro IRISA ,  Norihito ISHII

IPC: C07D403/04 ,  H01L51/00

Abstract: A heterocyclic compound represented by Formula 1, a composition including the same, and an organic light-emitting device including the heterocyclic compound: L1 to L4, L11, a1 to a4, a11, Ar1, Ar2, Ar11, R1 to R7, R11 to R12, b1 to b7, and b11 to b12 are described in the specification.

公开(公告)号：US20190221750A1

公开(公告)日：2019-07-18

申请号：US16244172

申请日：2019-01-10

Applicant: Samsung Electronics Co., Ltd.

Inventor： Keisuke KORAI ,  Rie SAKURAI ,  Mitsunori ITO ,  Masaki NUMATA

IPC: H01L51/00 ,  C07D209/86

CPC classification number: H01L51/0072 ,  C07D209/86 ,  H01L51/5016 ,  H01L51/5056 ,  H01L51/5072

Abstract: A condensed cyclic compound represented by Formula 1: wherein, in Formula 1, groups and variables are the same as described in the specification.