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

)


>


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：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：US20250098539A1

公开(公告)日：2025-03-20

申请号：US18825376

申请日：2024-09-05

Applicant: Samsung Display Co., Ltd.

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

IPC: H10K85/60 ,  C09K11/06 ,  H10K85/30 ,  H10K85/40

Abstract: Embodiments provide a heterocyclic compound, a light-emitting device including the heterocyclic compound, an electronic apparatus including the light-emitting device, and an electronic device 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 heterocyclic compound. The heterocyclic compound is represented by Formula 1, which is explained in the specification:

公开(公告)号：US20240298537A1

公开(公告)日：2024-09-05

申请号：US18530120

申请日：2023-12-05

Applicant: Samsung Display Co., Ltd.

Inventor： Chanseok Oh ,  Sunyoung Pak ,  Junha Park ,  Kyoung Sunwoo ,  Minjae Sung ,  Munki Sim

IPC: H10K85/60 ,  C07B59/00 ,  C09K11/06

CPC classification number: H10K85/6572 ,  C07B59/004 ,  C09K11/06 ,  H10K85/6574 ,  H10K85/6576 ,  H10K85/658 ,  C07B2200/05 ,  H10K2101/20

Abstract: A light-emitting device including a heterocyclic compound and an electronic apparatus including the light-emitting device are provided. The light-emitting device includes a first electrode, a second electrode facing the first electrode, and an interlayer between the two electrodes and including an emission layer. The heterocyclic compound is included in the emission layer such that the efficiency and lifespan of the light-emitting device may be enhanced or improved.

公开(公告)号：US20240260294A1

公开(公告)日：2024-08-01

申请号：US18365098

申请日：2023-08-03

Applicant: Samsung Display Co., Ltd.

Inventor： Munki Sim ,  Sunyoung Pak ,  Junha Park ,  Kyoung Sunwoo ,  Chanseok Oh ,  Changwoong Chu

IPC: H10K50/12 ,  H10K59/123 ,  H10K85/60

CPC classification number: H10K50/12 ,  H10K59/123 ,  H10K85/658 ,  H10K2101/10

Abstract: A condensed cyclic compound satisfying Expression 1, a light-emitting device including a first electrode, a second electrode facing the first electrode, and an interlayer between the first electrode and the second electrode and including the condensed cyclic compound, and an electronic apparatus and electronic equipment that include the light-emitting device are provided. Expression 1 is:


SA1/V1≤0.89 Å−1



wherein, in Expression 1,
SA1 indicates a surface area of the condensed cyclic compound, and V1 indicates a volume of the condensed cyclic compound.