公开(公告)号：US20210284906A1

公开(公告)日：2021-09-16

申请号：US17002953

申请日：2020-08-26

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sungho NAM ,  Sangmo KIM ,  Jongsoo KIM ,  Jiwhan KIM ,  Minsik MIN ,  Youngmok SON ,  Hasup LEE ,  Sooghang IHN ,  Hyeonho CHOI

IPC: C09K11/06 ,  C09K11/02 ,  H01L51/00

Abstract: Provided is an organic light-emitting device including an emission layer which includes a host, a fluorescent emitter, and a sensitizer, wherein the host, the fluorescent emitter, and the sensitizer are different from each other, a ratio of a fluorescence component emitted from the fluorescent emitter with respect to total emission components emitted from the emission layer is about 70% or more, and the absolute value of the difference between the highest occupied molecular orbital (HOMO) energy level of the fluorescent emitter and the HOMO energy level of the sensitizer is 0.5 eV or less.

公开(公告)号：US20200083458A1

公开(公告)日：2020-03-12

申请号：US16549614

申请日：2019-08-23

Applicant: Samsung Electronics Co., Ltd.

Inventor： Soonok JEON ,  Yeonsook CHUNG ,  Hasup LEE ,  Myungsun SIM ,  Sooghang IHN ,  Yasushi KOISHIKAWA

IPC: H01L51/00 ,  C07D403/14 ,  C09K11/06 ,  C07D403/10 ,  C07D491/048 ,  C07D401/14

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

公开(公告)号：US20190157570A1

公开(公告)日：2019-05-23

申请号：US16197787

申请日：2018-11-21

Applicant: Samsung Electronics Co., Ltd.

Inventor： Myungsun SIM ,  Sooghang IHN ,  Jongsoo KIM ,  Joonghyuk KIM ,  Hiroshi MIYAZAKI ,  Hasup LEE ,  Soonok JEON ,  Yeonsook CHUNG

IPC: H01L51/00 ,  C09K11/06

Abstract: A composition including a first compound represented by Formula 1, a second compound represented by Formula 2, and a third compound satisfying a specified condition: A11-L11-A12  Formula 1 A21-(L21)a21-A22  Formula 2 wherein, in Formulae 1 and 2, A11, A12, A21, A22, L11, L21, and a21 are the same as described in the specification.

公开(公告)号：US20180166634A1

公开(公告)日：2018-06-14

申请号：US15840491

申请日：2017-12-13

Applicant: Samsung Electronics Co., Ltd.

Inventor： Masaki NUMATA ,  Soonok JEON ,  Hiroshi MIYAZAKI ,  Saeyoun LEE ,  Myungsun SIM ,  Sooghang IHN ,  Hasup LEE ,  Yeonsook CHUNG ,  Youngchun KWON ,  Taerae KIM ,  Youngmin NAM ,  Munbo SHIM ,  Won-joon SON

IPC: H01L51/00 ,  C07D403/14 ,  C09K11/06 ,  C07D403/12

CPC classification number: H01L51/0067 ,  C07D403/04 ,  C07D403/12 ,  C07D403/14 ,  C07D487/04 ,  C07D491/04 ,  C07D519/00 ,  C09K11/06 ,  C09K2211/1007 ,  C09K2211/1018 ,  H01L51/0072 ,  H01L51/5012 ,  H01L51/5028

Abstract: An organic light-emitting device including a first electrode, a second electrode facing the first electrode, and an organic layer disposed between the first electrode and the second electrode, wherein the organic layer includes an emission layer, and wherein the emission layer includes a fluorescent compound represented by a specific formula described in the specification.

公开(公告)号：US20220223804A1

公开(公告)日：2022-07-14

申请号：US17569882

申请日：2022-01-06

Applicant: Samsung Electronics Co., Ltd.

Inventor： Yeonsook CHUNG ,  Hosuk KANG ,  Sangmo KIM ,  Inkoo KIM ,  Joonghyuk KIM ,  Hasup LEE ,  Daun JEONG ,  Yongsik JUNG ,  Hyeonho CHOI

IPC: H01L51/00

Abstract: An organic light-emitting device including a first electrode; a second electrode; and an organic layer between the first electrode and the second electrode and including an emission layer, wherein the emission layer may include a host and a dopant, and the host may include at least one silane compound represented by Formula 1: wherein, in Formula 1, the substituents may be understood by referring to the detailed description.

公开(公告)号：US20210043856A1

公开(公告)日：2021-02-11

申请号：US16987950

申请日：2020-08-07

Applicant: Samsung Electronics Co., Ltd. ,  Samsung SDI Co., Ltd.

Inventor： Minsik MIN ,  Wook KIM ,  Sangmo KIM ,  Jongsoo KIM ,  Joonghyuk KIM ,  Hyejin BAE ,  Jhunmo SON ,  Hasup LEE ,  Yongsik JUNG

IPC: H01L51/00 ,  C07F15/00 ,  C09K11/06

Abstract: An organometallic compound represented by Formula 1, wherein M1 is beryllium, magnesium, aluminum, calcium, titanium, manganese, cobalt, copper, zinc, gallium, germanium, zirconium, ruthenium, rhodium, palladium, silver, rhenium, platinum, or gold; A1 to A3 are each independently a C5-C30 carbocyclic group or a C1-C30 heterocyclic group; A4 is a 5-membered heterocyclic group; A5 is at least two rings of a C7-C30 carbocyclic group comprising a 6-membered carbocyclic group, or A5 is at least two rings of a C1-C30 heterocyclic group comprising a 6-membered carbocyclic group or a 6-membered heterocyclic group; X10, X20, X30, and X40 to X44 are each independently C or N; T1 to T3 are each independently a single bond, *—N[(L1)a1-(R1)b1]—*′, *—B(R1)—*′, *—P(R1)—*′, *—C(R1)(R2)—*′, *—Si(R1)(R2)—*′, *—Ge(R1)(R2)—*′, *—S—*′, *—Se—*′, *—O—*′, *—C(═O)—*′, *—S(═O)—*′, *—S(═O)2—*′, *—C(R1)═C(R2)—*′, *—C(═S)—*′, or *—C≡C—*′; and wherein the other substituents may be understood by referring to the detailed description.

公开(公告)号：US20200091439A1

公开(公告)日：2020-03-19

申请号：US16564265

申请日：2019-09-09

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sooghang IHN ,  Daun JEONG ,  Myungsun SIM ,  Hasup LEE ,  Eunsuk KWON ,  Sangmo KIM ,  Minsik MIN ,  Sangho PARK ,  Soonok JEON ,  Yeonsook CHUNG

IPC: H01L51/00 ,  C07D209/88 ,  C09K11/06

Abstract: An organic light-emitting device including a predetermined host and a thermally activated delayed fluorescence emitter.

公开(公告)号：US20190067599A1

公开(公告)日：2019-02-28

申请号：US16057929

申请日：2018-08-08

Applicant: Samsung Electronics Co., Ltd. ,  Samsung SDI Co., Ltd.

Inventor： Dmitry KRAVCHUK ,  Wook KIM ,  Juhyun KIM ,  Changho NOH ,  Sangho PARK ,  Satoko ISHIBE ,  Seokho KANG ,  Inkoo KIM ,  Jiho YOO ,  Dongseon LEE ,  Hasup LEE ,  Jun CHWAE

IPC: H01L51/00 ,  C07F15/00

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

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：US20220149287A1

公开(公告)日：2022-05-12

申请号：US17239871

申请日：2021-04-26

Applicant: Samsung Electronics Co., Ltd. ,  Research & Business Foundation SUNGKYUNKWAN UNIVERSITY

Inventor： Jiwhan KIM ,  Kyunghyung LEE ,  Junyeob LEE ,  Soonok JEON ,  Eunsuk KWON ,  Jong Soo KIM ,  Joonghyuk KIM ,  Sungho NAM ,  Yusuke MARUYAMA ,  Dmitry ANDROSOV ,  Hasup LEE ,  Sooghang IHN ,  Yeonsook CHUNG ,  Hyeonho CHOI

IPC: H01L51/00

Abstract: Provided is an organic light-emitting device including an emission layer including a first compound, a second compound, a third compound, and a fourth compound, each satisfying a certain condition.