公开(公告)号：US20250043175A1

公开(公告)日：2025-02-06

申请号：US18785229

申请日：2024-07-26

Applicant: Samsung Electronics Co., Ltd.

Inventor： Ohyun Kwon ,  Yong Joo Lee ,  Myungsun Sim ,  Minhan Lee ,  Sunghun Lee ,  Hongsoo Lee ,  Byoungki Choi

IPC: C09K11/06 ,  H10K50/11 ,  H10K50/15 ,  H10K50/16 ,  H10K85/30

Abstract: An organometallic compound represented by Formula 1: Formula 1 M1(L1)n1(L2)n2 wherein M1 is a transition metal, L1 is a ligand represented by Formula 1A, L2 is a ligand represented by Formula 1B, and n1 and n2 are each independently 1 or 2: wherein Y1 is O, S, or Se; Z1 and Z2 are each independently —Si(Q1)(Q2)(Q3) or —Ge(Q1)(Q2)(Q3); a1 and a2 are each independently an integer from 0 to 10; a sum of a1 and a2 is 1 or greater; * and *′ each indicate a binding site to M1; and the descriptions of the remaining substituents in Formulae 1A and 1B are as provided herein.

公开(公告)号：US20240327441A1

公开(公告)日：2024-10-03

申请号：US18613506

申请日：2024-03-22

Applicant: Samsung Electronics Co., Ltd.

Inventor： Ohyun Kwon ,  Bumwoo Park ,  Virendra Kumar RAI ,  Minhan Lee ,  Yasushi KOISHIKAWA

IPC: C07F15/00 ,  H10K50/11 ,  H10K50/15 ,  H10K50/16 ,  H10K85/30 ,  H10K85/60

CPC classification number: C07F15/0033 ,  H10K50/11 ,  H10K50/157 ,  H10K50/167 ,  H10K85/342 ,  H10K85/6572

Abstract: An organometallic compound represented by Formula 1:


M1(L1)n1(L2)n2  Formula 1

wherein, M1 is a transition metal, L1 is a ligand represented by Formula 1A, L2 is a ligand represented by Formula 1B, and n1 and n2 are each independently 1 or 2,




wherein i) X45 is C(R45) and X46 is C(R46), wherein R45 and R46 are bonded together to form a group represented by Formula 2, ii) X46 is C(R46) and X47 is C(R47), wherein R46 and R47 are bonded together to form a group represented by Formula 2, or iii) X47 is C(R47) and X48 is C(R48), wherein R47 and R48 are bonded together to form a group represented by Formula 2; ring CY4 and ring CY5 are condensed with each other, and the remaining descriptions of Formulae 1A, 1B, and 2 are as provided herein.

公开(公告)号：US20250154405A1

公开(公告)日：2025-05-15

申请号：US18934332

申请日：2024-11-01

Applicant: Samsung Electronics Co., Ltd.

Inventor： Ohyun Kwon ,  Yong Joo Lee ,  Jiheon Kim ,  Minhan Lee

IPC: C09K11/06 ,  H10K50/11 ,  H10K50/15 ,  H10K50/16 ,  H10K85/30

Abstract: An organometallic compound represented by Formula 1: M1(L1)n1(L2)n2  Formula 1 wherein M1 is a transition metal, L1 is a ligand represented by Formula 1A, L2 is a ligand represented by Formula 1B, and n1 and n2 are each independently 1 or 2: wherein X1 is C or N; X2 is C or N; X3 is C or N; and X4 is C or N; Y1 is O, S, or Se; ring CY1 and ring CY3 are each independently a 5-membered heterocyclic group, a 5-membered heterocyclic group condensed with a C5-C30 carbocyclic group, or a 5-membered heterocyclic group condensed with a C1-C30 heterocyclic group; ring CY2, ring CY4, and ring CY5 are each independently a C5-C30 carbocyclic group or a C1-C30 heterocyclic group; and the remaining groups in Formulae 1A and 1B are as defined herein.

公开(公告)号：US20240431195A1

公开(公告)日：2024-12-26

申请号：US18598530

申请日：2024-03-07

Applicant: Samsung Electronics Co., Ltd.

Inventor： Ohyun Kwon ,  Bumwoo Park ,  Minhan Lee ,  Yong Joo Lee

IPC: H10K85/30 ,  C07F15/00 ,  C09K11/06 ,  H10K50/12

Abstract: An organometallic compound represented by Formula 1: M1(L1)n1(L2)n2  Formula 1 wherein M1 is a transition metal, L1 is a ligand represented by Formula 1A, L2 is a ligand represented by Formula 1B, and n1 and n2 are each independently 1 or 2, with the proviso that i) X45 is C(R45), X46 is C(R46), and R45 and R46 are bonded to each other to form a group represented by Formula 2, ii) X46 is C(R46), X47 is C(R47), and R46 and R47 are bonded to each other to form a group represented by Formula 2, or iii) X47 is C(R47), X48 is C(R48), and R47 and R48 are bonded to each other to form a group represented by Formula 2, ring CY42 and ring CY5 are condensed with each other, and the remaining substituent groups are as defined herein.

公开(公告)号：US20240251583A1

公开(公告)日：2024-07-25

申请号：US18390377

申请日：2023-12-20

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sunghun Lee ,  Byungjoon Kang ,  Seungyeon Kwak ,  Sungmin Kim ,  Hyungjun Kim ,  Minhan Lee ,  Hongsoo Lee ,  Kyuyoung Hwang

IPC: H10K50/12 ,  C09K11/06 ,  H10K50/16 ,  H10K85/30 ,  H10K85/60

CPC classification number: H10K50/121 ,  C09K11/06 ,  H10K50/16 ,  H10K85/342 ,  H10K85/346 ,  H10K85/6572 ,  H10K85/658 ,  H10K2101/90

Abstract: A light-emitting device and an electronic apparatus including the light-emitting device. The light-emitting device includes a first electrode, a second electrode, and an interlayer arranged between the first electrode and the second electrode, the interlayer includes an emission layer, the emission layer includes one or more m1 hosts, a sensitizer, and a fluorescent emitter, where m1 is an integer of 1 or more, and when m1 is 2 or more, the two or more hosts are each different from the other, the one or more m1 hosts, the sensitizer, and the fluorescent emitter are different from each other, and Expression 1 is satisfied.








0
⁢

debye

≤


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PDM
⁡
(
S
)

-

PDM
⁡
(
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≤

3
⁢

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Expression
⁢

1







Expression 1 is the same as described in the present specification.