公开(公告)号：US20190074468A1

公开(公告)日：2019-03-07

申请号：US16120932

申请日：2018-09-04

Applicant: Samsung Electronics Co., Ltd.

Inventor： Seungyeon KWAK ,  Hyun KOO ,  Sangdong KIM ,  Jiwhan KIM ,  Sunghun LEE ,  Hyeonho CHOI ,  Seokhwan HONG ,  Kyuyoung HWANG

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

Abstract: An organic light-emitting device including a first electrode, a second electrode facing the first electrode, and an emission layer disposed between the first electrode and the second electrode, wherein the emission layer comprises a host and a dopant, wherein the emission layer emits a phosphorescent light, wherein the dopant is an organometallic compound, and wherein the emission layer satisfies certain parameters described in the specification.

公开(公告)号：US20180273563A1

公开(公告)日：2018-09-27

申请号：US15933763

申请日：2018-03-23

Applicant: Samsung Electronics Co., Ltd.

Inventor： Whail CHOI ,  Seungyeon KWAK ,  Jiwhan KIM ,  Hwayoung CHO ,  Hyeonho CHOI ,  Kyuyoung HWANG ,  Yoonhyun KWAK ,  Ohyun KWON

IPC: C07F15/00 ,  H01L51/50 ,  H01L51/52 ,  C09K11/06 ,  H01L51/00

CPC classification number: C07F15/0033 ,  C09K11/06 ,  C09K2211/1033 ,  C09K2211/1037 ,  C09K2211/1096 ,  C09K2211/185 ,  H01L51/0085 ,  H01L51/5016 ,  H01L51/5056 ,  H01L51/5096 ,  H01L51/5218 ,  H01L51/5221 ,  H01L51/56

Abstract: An organometallic compound represented by Formula 1: M(L1)n1(L2)n2  Formula 1 wherein M, L1, L2, n1, and n2 are the same as described in the specification.

公开(公告)号：US20180254425A1

公开(公告)日：2018-09-06

申请号：US15913130

申请日：2018-03-06

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sunghun LEE ,  Jiwhan KIM ,  Sungjun KIM ,  Sukekazu ARATANI ,  Hyeonho CHOI ,  Seungyeon KWAK ,  Hyun KOO ,  Sangdong KIM ,  Seokhwan HONG

IPC: H01L51/50 ,  H01L51/52

CPC classification number: H01L51/5016 ,  H01L51/5024 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5092 ,  H01L51/5096 ,  H01L51/5218 ,  H01L51/5221

Abstract: A light-emitting device including an material, wherein KISC/KFL(original) of the emitting material is about 100 or greater, KRISC/KPH(original) of the emitting material is about 100 or greater, KISC/KRISC of the emitting material is about 0.9 or greater and about 1,000 or less, wherein, among all emission components of the emitting material, a ratio of a phosphorescent emission component that is emitted by a radiative transition of a triple exciton to a ground state is 90% or greater, wherein the KISC, the KRISC, the KFL(original), the KPH(original) are the same as described in the specification, and wherein the ratio of the phosphorescent emission component are evaluated from a transient photoluminescence (PL) spectrum per temperature of the emitting material.

公开(公告)号：US20160181530A1

公开(公告)日：2016-06-23

申请号：US14967594

申请日：2015-12-14

Applicant: Samsung Electronics Co., Ltd.

Inventor： Whail CHOI ,  Seungyeon KWAK ,  Yoonhyun KWAK ,  Ohyun KWON ,  Hyeonho CHOI ,  Kyuyoung HWANG ,  Sangdong KIM ,  Youngjae PARK

IPC: H01L51/00 ,  C09K11/06 ,  C09K11/02 ,  C07F15/00

CPC classification number: H01L51/009 ,  C07F15/0033 ,  C09K11/025 ,  C09K11/06 ,  C09K2211/1007 ,  C09K2211/1029 ,  C09K2211/185 ,  H01L51/0067 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/0085 ,  H01L51/0086 ,  H01L51/0087 ,  H01L51/0088 ,  H01L51/0089 ,  H01L51/5004 ,  H01L51/5016 ,  H01L2251/552

Abstract: An organometallic compound represented by Formula 1: M(L1)n1(L2)n2  Formula 1 wherein groups M, L1, L2, n1, and n2 are the same as they are defined in the specification.

Abstract translation: 由式1表示的有机金属化合物：M（L1）n1（L2）n2式1其中基团M，L1，L2，n1和n2与说明书中定义相同。

公开(公告)号：US20240373743A1

公开(公告)日：2024-11-07

申请号：US18765591

申请日：2024-07-08

Applicant: Samsung Electronics Co., Ltd. ,  UNIVERSITAT DE BARCELONA

Inventor： Yongsik JUNG ,  Laura RODRIGUEZ RAURELL ,  Joao Carlos LIMA ,  Hyeonho Choi ,  Seungyeon KWAK ,  Kyuyoung HWANG

IPC: H10K85/30 ,  C07F1/00 ,  C09K11/06 ,  H10K50/11 ,  H10K101/10

Abstract: An organometallic compound represented by Formula 1 wherein, M1 to M4 are each independently a first-row transition metal, a second-row transition metal, or a third-row transition metal; X1 and X2 are each independently C(R5)(R6), Si(R5)(R6), N(R5), O, S, Se, or Te; W1 to W4 are each independently N(R7)(R8), P(R7)(R8), S(R7), a C5-C60 carbocyclic group unsubstituted or substituted with at least one R10a, or a C1-C60 heterocyclic group unsubstituted or substituted with at least one R10a; L1 to L6 are each independently a C1-C30 alkylene group unsubstituted or substituted with at least one R10a, a C5-C60 carbocyclic group unsubstituted or substituted with at least one R10a, or a C1-C60 heterocyclic group unsubstituted or substituted with at least one R10a, a3 to a6 are each independently an integer from 0 to 3, and R1 to R8 and R10a in Formula 1 are as described herein.

公开(公告)号：US20240373662A1

公开(公告)日：2024-11-07

申请号：US18609313

申请日：2024-03-19

Applicant: Samsung Electronics Co., Ltd. ,  UNIVERSITY COURT OF THE UNIVERSITY OF ST ANDREWS

Inventor： Seungyeon KWAK ,  Sen WU ,  Eli ZYSMAN-COLMAN

IPC: H10K50/12 ,  C07F5/02 ,  C09K11/06 ,  H10K85/60

Abstract: A heterocyclic compound represented by Formula 1, an organic light-emitting device including the same, and an electronic apparatus including the organic light-emitting device: wherein Formula 1 is the same as described in the detailed description.

公开(公告)号：US20240206318A1

公开(公告)日：2024-06-20

申请号：US18431861

申请日：2024-02-02

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jongwon CHOI ,  Sukekazu ARATANI ,  Kum Hee LEE ,  Banglin LEE ,  Hyeonho CHOI ,  Seungyeon KWAK ,  Yoonhyun KWAK ,  Sangdong KIM ,  Jiwhan KIM ,  Chul BAIK ,  Yongsuk CHO

IPC: H10K85/30 ,  C07F15/00 ,  C09K11/06 ,  H10K50/11 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17 ,  H10K50/18 ,  H10K101/10 ,  H10K102/00

CPC classification number: H10K85/346 ,  C07F15/0086 ,  C09K11/06 ,  C09K2211/1033 ,  C09K2211/1037 ,  C09K2211/1044 ,  C09K2211/1092 ,  C09K2211/185 ,  H10K50/11 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17 ,  H10K50/171 ,  H10K50/18 ,  H10K2101/10 ,  H10K2102/3026 ,  H10K2102/3035

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：US20230085905A1

公开(公告)日：2023-03-23

申请号：US17690268

申请日：2022-03-09

Applicant: Samsung Electronics Co., Ltd.

Inventor： Seungyeon KWAK ,  Hyungjun KIM ,  Myungsun SIM ,  Kum Hee LEE ,  Sunghun LEE ,  Byoungki CHOI ,  Kyuyoung HWANG

IPC: H01L51/50

Abstract: Provided are a light-emitting device and an electronic apparatus including the light-emitting device. The light-emitting device may include: an emission layer between a first electrode and a second electrode. The emission layer may include i) a first emission layer and ii) a second emission layer between the first emission layer and the second electrode, the first emission layer may be in direct contact with the second emission layer, the first emission layer may include a first dopant, a first hole-transporting compound, and a first electron-transporting compound, the second emission layer may include a second dopant, a second hole-transporting compound, and a second electron-transporting compound, the first dopant may be identical to the second dopant, and the first electron-transporting compound may be different from the second electron-transporting compound, electron mobility of the second electron-transporting compound may be greater than electron mobility of the first electron-transporting compound.

公开(公告)号：US20220029112A1

公开(公告)日：2022-01-27

申请号：US17488778

申请日：2021-09-29

Applicant: Samsung Electronics Co., Ltd.

Inventor： Yoonhyun KWAK ,  Kum Hee LEE ,  Whail CHOI ,  Kyuyoung HWANG ,  Seungyeon KWAK ,  Sangdong KIM ,  Sunghun LEE ,  Kyuhyun IM ,  Yongsuk CHO ,  Jongwon CHOI

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

Abstract: An organometallic compound represented by Formula 1: wherein, in Formula 1, R1 to R12 and R16 are the same as described in the specification.

公开(公告)号：US20190058144A1

公开(公告)日：2019-02-21

申请号：US16045876

申请日：2018-07-26

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sunghun LEE ,  Sangdong KIM ,  Seungyeon KWAK ,  Hyun KOO ,  Jungin LEE ,  Kyuyoung HWANG

IPC: H01L51/50 ,  C07F15/00 ,  C09K11/06 ,  H01L51/00

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, wherein the emission layer includes an electron transport host, a hole transport host, and a dopant, wherein the dopant includes an organometallic compound, and wherein the organometallic compound does not comprise iridium, wherein the organic light-emitting device satisfies predetermined parameters described in the specification.