公开(公告)号：US20230263057A1

公开(公告)日：2023-08-17

申请号：US18103751

申请日：2023-01-31

Applicant: Samsung Display Co., Ltd.

Inventor： Kyoung Sunwoo ,  Seran Kim ,  Sunyoung Pak ,  Jangyeol Baek ,  Munki Sim ,  Chanseok Oh ,  Moran Ha

IPC: H10K85/60 ,  C07F5/02 ,  C07F7/08 ,  H10K85/40

CPC classification number: H10K85/658 ,  H10K85/6572 ,  H10K85/654 ,  C07F5/027 ,  C07F7/0812 ,  H10K85/40 ,  H10K85/6576 ,  H10K85/6574 ,  C07B2200/05 ,  H10K2101/27

Abstract: Embodiments provide a condensed cyclic compound, a light-emitting device that includes the condensed cyclic compound, and an electronic apparatus that includes 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, wherein the emission layer includes the condensed cyclic compound. The condensed cyclic compound is represented by Formula 1, which is explained in the specification:

公开(公告)号：US20250089444A1

公开(公告)日：2025-03-13

申请号：US18791772

申请日：2024-08-01

Applicant: Samsung Display Co., Ltd.

Inventor： Dongsun Yoo ,  Seran Kim ,  Junyoung Lee ,  Hoilim Kim ,  Seungin Baek

IPC: H10K50/15 ,  C07B59/00 ,  H10K59/38 ,  H10K59/40 ,  H10K59/80 ,  H10K85/60

Abstract: Embodiments provide a light-emitting device that 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 an amine-containing compound. A gradient of a giant surface potential of the amine-containing compound is equal to or less than about −10 mV/nm, and the giant surface potential is evaluated from a surface potential measured with respect to a film formed by depositing the amine-containing compound.

公开(公告)号：US20240334827A1

公开(公告)日：2024-10-03

申请号：US18612118

申请日：2024-03-21

Applicant: Samsung Display Co., LTD.

Inventor： Gyeongheon Kim ,  Donguk Kang ,  Seran Kim ,  Hoilim Kim ,  Saerom Park ,  Dongsun Yoo ,  Junyoung Lee

IPC: H10K85/60 ,  C09K11/06 ,  H10K50/15 ,  H10K50/17 ,  H10K101/00 ,  H10K101/40

CPC classification number: H10K85/6576 ,  C09K11/06 ,  H10K85/633 ,  H10K85/636 ,  H10K85/657 ,  C09K2211/1018 ,  H10K50/15 ,  H10K50/17 ,  H10K85/615 ,  H10K85/6572 ,  H10K2101/40 ,  H10K2101/90

Abstract: Embodiments provide a light-emitting device, an electronic apparatus including the light-emitting device, and a consumer product 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. The interlayer includes an emission layer, a hole transport region between the emission layer and the first electrode, and an electron transport region between the emission layer and the second electrode. The hole transport region includes a hole injection layer and a hole transport layer, the hole injection layer includes a charge-generation compound and a first hole-transporting compound, the hole transport layer includes a second hole-transporting compound, and the charge-generation compound and the second hole-transporting compound respectively satisfy Inequality 1 and Inequality 2, which are explained in the specification.

公开(公告)号：US20240196725A1

公开(公告)日：2024-06-13

申请号：US18461978

申请日：2023-09-06

Applicant: Samsung Display Co., LTD.

Inventor： Dongsun Yoo ,  Donguk Kang ,  Gyeongheon Kim ,  Seran Kim ,  Sohae Kim ,  Jihye Kim ,  Hoilim Kim ,  Saerom Park ,  Yongsub Shim

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

CPC classification number: H10K85/342 ,  C07F15/0033 ,  C09K11/06 ,  H10K50/11

Abstract: Provided are an organometallic compound represented by Formula 1, a light-emitting device including the organometallic compound, and an electronic apparatus and an electronic device that include the light-emitting device. In Formula 1, L1 may be a ligand represented by Formula 2, and Formulae 1 and 2 are described in more detail in the specification.

公开(公告)号：US20240196642A1

公开(公告)日：2024-06-13

申请号：US18342600

申请日：2023-06-27

Applicant: Samsung Display Co., Ltd.

Inventor： Seran Kim ,  Hoilim Kim ,  Saerom Park ,  Dongsun Yoo ,  Junyoung Lee

IPC: H10K50/805 ,  C07D405/04 ,  C07D405/10 ,  C07D409/10 ,  C07D409/14 ,  C07D421/04 ,  C07D421/10 ,  H10K50/15 ,  H10K50/16 ,  H10K85/60

CPC classification number: H10K50/805 ,  C07D405/04 ,  C07D405/10 ,  C07D409/10 ,  C07D409/14 ,  C07D421/04 ,  C07D421/10 ,  H10K50/15 ,  H10K50/16 ,  H10K85/636 ,  H10K85/657

Abstract: An opto-electronic device includes a first electrode, a second electrode facing the first electrode, a photoactive layer arranged between the first electrode and the second electrode, and an organic compound represented by Formula 1:




wherein a maximum absorption wavelength of the organic compound is in a range of about 490 nm to about 570 nm, and an oscillator strength (OSC) of the organic compound is in a range of about 0.8 to about 1.0.

公开(公告)号：US20240180019A1

公开(公告)日：2024-05-30

申请号：US18208310

申请日：2023-06-12

Applicant: Samsung Display Co., Ltd.

Inventor： Seran Kim ,  Minsoo Choi ,  Hoilim Kim ,  Dongsun Yoo ,  Seokgyu Yoon ,  Jinsoo Jung ,  Hyejin Jung ,  Youngeun Choi

IPC: H10K85/30 ,  C07D333/06 ,  C07D471/06 ,  C07D493/06 ,  C07D517/16 ,  C07F5/02 ,  C09K11/06 ,  H10K30/20 ,  H10K85/60

CPC classification number: H10K85/322 ,  C07D333/06 ,  C07D471/06 ,  C07D493/06 ,  C07D517/16 ,  C07F5/022 ,  C09K11/06 ,  H10K30/20 ,  H10K85/621 ,  H10K85/654 ,  H10K85/655 ,  H10K85/657 ,  H10K85/6572 ,  H10K85/6574 ,  H10K2101/40

Abstract: Provided is an opto-electronic device including a first electrode, a second electrode facing the first electrode, and a photoactive layer arranged between the first electrode and the second electrode, wherein the photoactive layer includes a first layer and a second layer, the first layer including a first compound, and the second layer including a second compound that does not include a 5-membered ring, the first compound is an electron-donating compound, the second compound is an electron-accepting compound, and the opto-electronic device satisfies Equation 1:


0.1≤(E1LUMO−E2LUMO)/(E1LUMO−E1HOMO)≤0.5  Equation 1



wherein, in Equation 1, E1LUMO, E1HOMO, and E2LUMO are each as defined herein.

公开(公告)号：US20240114767A1

公开(公告)日：2024-04-04

申请号：US18241749

申请日：2023-09-01

Applicant: Samsung Display Co., Ltd.

Inventor： Dongsun Yoo ,  Donguk Kang ,  Gyeongheon Kim ,  Seran Kim ,  Sohae Kim ,  Jihye Kim ,  Hoilim Kim ,  Saerom Park ,  Yongsub Shim

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

CPC classification number: H10K85/342 ,  C07F15/0033 ,  C09K11/06 ,  H10K50/11

Abstract: Provided are an organometallic compound represented by Formula 1, a light-emitting device including the organometallic compound, and an electronic apparatus including the light-emitting device. The first ligand, L1, of the organometallic compound may include a first polycyclic coordinate ring in which four or more rings are condensed with each other and a second polycyclic coordinate ring in which three or more rings are condensed with each other.


M1(L1)n1(L2)n2  Formula 1.