公开(公告)号：US20240341188A1

公开(公告)日：2024-10-10

申请号：US18610579

申请日：2024-03-20

Applicant: Samsung Display Co., Ltd.

Inventor： Taeil Kim ,  Junha Park ,  Sunyoung Pak ,  Jangyeol Baek ,  Kyoung Sunwoo ,  Munki Sim ,  Minjung Jung

IPC: H10K85/60 ,  C07F5/02 ,  C09K11/06 ,  H10K50/12 ,  H10K101/30

CPC classification number: H10K85/658 ,  C07F5/027 ,  C09K11/06 ,  C09K2211/1018 ,  H10K50/12 ,  H10K2101/30

Abstract: Embodiments provide a condensed cyclic compound, a light-emitting device including the condensed cyclic compound, an electronic apparatus including the light-emitting device, and an electronic equipment including the light-emitting device. The light-emitting device includes a first electrode, a second electrode facing the first electrode, an interlayer between the first electrode and the second electrode and including an emission layer, and the condensed cyclic compound. The condensed cyclic compound satisfies Expression 1, which is explained in the specification:









E
⁡
(

S
1

)

-

E
⁡
(

T
2

)


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E
⁡
(

T
2

)

-


E
⁡
(

T
1

)

.






[

Expression
⁢

1

]

公开(公告)号：US20240270761A1

公开(公告)日：2024-08-15

申请号：US18470296

申请日：2023-09-19

Applicant: Samsung Display Co., Ltd.

Inventor： Kyoung Sunwoo ,  Taeil Kim ,  Sunyoung Pak ,  Junha Park ,  Jangyeol Baek ,  Minjae Sung ,  Munki Sim ,  Chanseok Oh ,  Minjung Jung ,  Seonhyoung Hur

IPC: C07F5/02 ,  C09K11/06 ,  H10K50/11 ,  H10K85/60

CPC classification number: C07F5/02 ,  C09K11/06 ,  H10K50/11 ,  H10K85/658 ,  C09K2211/1018

Abstract: A method of preparing a heterocyclic compound represented by Formula 1, the method includes preparing a first reactant, preparing a second reactant represented by Formula 2-2, and preparing an intermediate compound by mixing the first reactant and the second reactant with i) a copper catalyst, ii) a base, and optionally, iii) an auxiliary solvent, to allow the first reactant and the second reactant to react, wherein the first reactant is a compound represented by Formula 2-1a, and the intermediate compound is a compound represented by Formula 2-3a, or the first reactant is a compound represented by Formula 2-1b, and the intermediate compound is a compound represented by Formula 2-3b:




wherein more details of Formulae 1, 2-1a, 2-1b, 2-2, 2-3a, and 2-3b are as described herein.

公开(公告)号：US20250127045A1

公开(公告)日：2025-04-17

申请号：US18623334

申请日：2024-04-01

Applicant: Samsung Display Co., Ltd.

Inventor： Munki Sim ,  Taeil Kim ,  Sunyoung Pak ,  Junha Park ,  Minjae Sung ,  Heechoon Ahn ,  Chihyun Ryoo ,  Minjung Jung ,  Seokhwan Hwang

IPC: H10K85/60 ,  H10K50/15 ,  H10K50/16 ,  H10K85/40

Abstract: Embodiments provide a light-emitting device, an electronic apparatus including the light-emitting device, and an electronic equipment including the light-emitting device. The light-emitting device includes a first electrode, a second electrode facing the first electrode, and an interlayer between the first electrode and the second electrode and including an emission layer, the emission layer includes a first compound, a second compound, a transition metal-containing compound, and a boron-containing compound. The first compound, the second compound, the transition metal-containing compound, and the boron-containing compound each includes a moiety represented by Formula 1, and the transition metal-containing compound and the boron-containing compound each includes a moiety represented by Formula 2, wherein Formulae 1 and 2 are explained in the specification:

公开(公告)号：US20250034174A1

公开(公告)日：2025-01-30

申请号：US18767833

申请日：2024-07-09

Applicant: Samsung Display Co., Ltd.

Inventor： Taeil Kim ,  Sunyoung Pak ,  Junha Park ,  Minjae Sung ,  Munki Sim ,  Minjung Jung ,  Giwoong Han ,  Seonhyoung Hur

IPC: C07F5/02 ,  C07B59/00 ,  C09K11/02 ,  C09K11/06 ,  H10K50/12 ,  H10K85/40 ,  H10K85/60

Abstract: A heterocyclic compound represented by Formula 1, an organic light-emitting device including the heterocyclic compound, and an electronic apparatus including the organic light-emitting device are provided:

公开(公告)号：US20240381769A1

公开(公告)日：2024-11-14

申请号：US18593647

申请日：2024-03-01

Applicant: Samsung Display Co., Ltd.

Inventor： Chanseok Oh ,  Sunyoung Pak ,  Junha Park ,  Kyoung Sunwoo ,  Munki Sim ,  Giwoong Han

IPC: H10K85/60 ,  C07F5/02 ,  H10K50/11 ,  H10K50/15 ,  H10K50/16 ,  H10K85/30

Abstract: A light-emitting device including a condensed cyclic compound and an electronic apparatus including the light-emitting device are provided. and the condensed cyclic compound. The light-emitting device includes a first electrode, a second electrode facing the first electrode, between which is an emission layer including the condensed cyclic compound that is configured to enhance the operating characteristics, efficiency and lifespan of the light-emitting device.

公开(公告)号：US11882758B2

公开(公告)日：2024-01-23

申请号：US17029748

申请日：2020-09-23

Applicant: Samsung Display Co., Ltd.

Inventor： Minjung Jung ,  Seokhwan Hwang ,  Sunyoung Pak ,  Hankyu Pak ,  Jangyeol Baek ,  Munki Sim ,  Chanseok Oh

IPC: H10K85/30 ,  C07F5/02 ,  C09K11/06 ,  H10K85/60 ,  H10K50/11

CPC classification number: H10K85/322 ,  C07F5/027 ,  C09K11/06 ,  H10K85/657 ,  C09K2211/1018 ,  H10K50/11

Abstract: A heterocyclic compound may be represented by Formula 1:




where Formula 1 is the same as described herein. An organic light-emitting device including the heterocyclic compound in, for example, an emission layer may have excellent driving voltage, luminescence efficiency, and external quantum yield.

公开(公告)号：US11532794B2

公开(公告)日：2022-12-20

申请号：US17013654

申请日：2020-09-07

Applicant: Samsung Display Co., Ltd.

Inventor： Chanseok Oh ,  Sunyoung Pak ,  Junha Park ,  Hankyu Pak ,  Jangyeol Baek ,  Munki Sim ,  Hyoyoung Lee ,  Minjung Jung

IPC: H01L51/00 ,  H01L51/50 ,  H01L51/05 ,  H01L51/52 ,  C09K11/06 ,  H01L51/42

Abstract: A compound of Formula 1, as disclosed herein, is useful in an organic light emitting device and apparatuses including the same.

公开(公告)号：US20210280798A1

公开(公告)日：2021-09-09

申请号：US17031774

申请日：2020-09-24

Applicant: Samsung Display Co,. Ltd.

Inventor： Sunyoung Pak ,  Seokhwan Hwang ,  Junha Park ,  Hankyu Pak ,  Jangyeol Baek ,  Chanseok Oh ,  Hyoyoung Lee

IPC: H01L51/00

Abstract: An organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; an organic layer between the first electrode and the second electrode and including an emission layer; and a heterocyclic compound represented by Formula 1, as defined herein.

公开(公告)号：US12127475B2

公开(公告)日：2024-10-22

申请号：US17301506

申请日：2021-04-05

Applicant: Samsung Display Co., Ltd.

Inventor： Munki Sim ,  Junha Park ,  Hankyu Pak ,  Jangyeol Baek ,  Chanseok Oh ,  Seokhwan Hwang ,  Taeil Kim ,  Sunyoung Pak ,  Hyoyoung Lee ,  Minjung Jung

IPC: H01L51/00 ,  H10K85/60

CPC classification number: H10K85/636

Abstract: Provided are a light-emitting device including a condensed cyclic compound represented by Formula 1, and an electronic apparatus including the light-emitting device. The light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an interlayer between the first electrode and the second electrode and comprising an emission layer, wherein the light-emitting device further comprises a second capping layer outside the second electrode, the second capping layer having a refractive index of equal to or greater than 1.6, and the emission layer comprises at least one condensed cyclic compound represented by Formula 1.

公开(公告)号：US20240224567A1

公开(公告)日：2024-07-04

申请号：US18356509

申请日：2023-07-21

Applicant: Samsung Display Co., Ltd.

Inventor： Chanseok Oh ,  Sunyoung Pak ,  Junha Park ,  Jangyeol Baek ,  Munki Sim ,  Changwoong Chu

IPC: H10K50/12 ,  C07F5/02 ,  H10K50/15 ,  H10K50/16 ,  H10K85/30

CPC classification number: H10K50/121 ,  C07F5/02 ,  H10K50/15 ,  H10K50/16 ,  H10K85/322

Abstract: Embodiments provide an organic light-emitting device that includes a first electrode, a second electrode facing the first electrode, and an interlayer between the first electrode and the second electrode and including an emission layer. The interlayer includes at least one boron-based compound represented by Formula 1, which is explained in the specification: