公开(公告)号：US20230389345A1

公开(公告)日：2023-11-30

申请号：US18324070

申请日：2023-05-25

Applicant: Samsung Display Co., LTD.

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

IPC: H10K50/11 ,  H10K85/30 ,  H10K85/60

CPC classification number: H10K50/11 ,  H10K85/342 ,  H10K85/654

Abstract: Provided is an organic light emitting device including 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 a capping layer outside the first electrode or the second electrode. The emission layer includes a first emitter, the first emitter emits red light and includes iridium, a photoluminescence (PL) spectrum of the first emitter includes a first peak (Imax) having a maximum intensity and a second peak (I2nd) having a second highest intensity, and a ratio (I2nd/Imax) of an intensity of the second peak to an intensity of the first peak is less than or equal to 0.5. The capping layer includes an amine-fee compound.

公开(公告)号：US20230380258A1

公开(公告)日：2023-11-23

申请号：US18187571

申请日：2023-03-21

Applicant: Samsung Display Co., LTD.

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

IPC: H10K85/30 ,  H10K50/11 ,  H10K10/46 ,  C07F15/00

CPC classification number: H10K85/342 ,  H10K50/11 ,  H10K10/46 ,  C07F15/0033

Abstract: Provided are an organometallic compound represented by Formula 1, a light-emitting device including the organometallic compound represented by Formula 1, an electronic apparatus including the light-emitting device, and an electronic device including the light-emitting device. The organometallic compound Formula 1 is as described in the present specification.


M(L1)n1(L2)n2  Formula 1

公开(公告)号：US20230193067A1

公开(公告)日：2023-06-22

申请号：US18067098

申请日：2022-12-16

Applicant: Samsung Display Co., Ltd.

Inventor： Sehun Kim ,  Sanghee Yu ,  Gyubong Kim ,  Hoilim Kim ,  Jongwoo Shin ,  Sangyeop Lee ,  Jaekook Ha ,  Wonjun Park ,  Eunho Song ,  Seihwan Ahn ,  Dongsun Yoo

IPC: C09D11/52 ,  C09D11/037 ,  C09D11/033 ,  C09K11/70 ,  C09K11/08 ,  H10K50/16 ,  H10K50/858 ,  H10K50/18 ,  H10K50/17

CPC classification number: C09D11/52 ,  C09D11/033 ,  C09D11/037 ,  C09K11/70 ,  C09K11/0883 ,  H10K50/16 ,  H10K50/18 ,  H10K50/171 ,  H10K50/858 ,  B82Y20/00

Abstract: A metal oxide composition, including: a solvent; and a metal oxide, wherein the solvent includes a first compound represented by Formula 1, and the metal oxide includes a second compound represented by Formula 2










wherein, X1 and X2 are each independently *—B(R1a)—*’, *—N(R1a)—*’, *—O—*’, *—P(R1a)—*’, *—P(═O)(R1a)—*’, *—S—*, *—S(═O)—*’, *—S(═O)2—*’, or *—Si(R1a)(R1b)—*’; * and *’ each indicate a binding site to a neighboring atom; R1 is hydrogen or deuterium; M is Zn, Ti, Zr, Sn, W, Ta, Ni, Mo, Cu, or V; p and q are each independently from 1 to 5; and the other substituents are respectively as described in the present 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：US20240251581A1

公开(公告)日：2024-07-25

申请号：US18395869

申请日：2023-12-26

Applicant: Samsung Display Co., Ltd.

Inventor： Gyeongheon Kim ,  Donguk Kang ,  Jihye Kim ,  Hoilim Kim ,  Saerom Park ,  Dongsun Yoo ,  Hyunguk Cho

IPC: H10K50/12 ,  H10K50/165 ,  H10K85/30

CPC classification number: H10K50/12 ,  H10K50/165 ,  H10K85/342

Abstract: Embodiments provide a light-emitting device, an electronic device including the light-emitting device, 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, wherein the interlayer includes an emission layer and an electron transport between the emission layer and the second electrode, and the emission layer includes a first emitter, and the electron transport region includes a heterocyclic compound, wherein the first emitter and the heterocyclic compound 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：US20240116967A1

公开(公告)日：2024-04-11

申请号：US18207615

申请日：2023-06-08

Applicant: Samsung Display Co., Ltd.

Inventor： Sohae Kim ,  Sooryun Cho ,  Gyeongheon Kim ,  Dongsun Yoo ,  Jihye Kim ,  Hoilim Kim ,  Saerom Park

IPC: C07F15/00 ,  C09K11/06 ,  H10K50/11 ,  H10K50/16 ,  H10K50/18 ,  H10K50/82 ,  H10K85/30

CPC classification number: C07F15/0086 ,  C09K11/06 ,  H10K50/11 ,  H10K50/16 ,  H10K50/181 ,  H10K50/82 ,  H10K85/346 ,  C09K2211/1018

Abstract: Provided are a light-emitting device including an organometallic compound represented by Formula 1, an electronic device including the light-emitting device, and the organometallic compound represented by Formula 1. The organometallic compound emits light having a maximum emission wavelength of about 500 nm to about 650 nm and has a 3MLCT (%) ratio greater than or equal to 16.0%.