公开(公告)号：US12219868B2

公开(公告)日：2025-02-04

申请号：US17220707

申请日：2021-04-01

Applicant: Samsung Display Co., Ltd.

Inventor： Hyeongmin Kim ,  Heechoon Ahn ,  Hyunah Um ,  Yeseul Lee ,  Hyoyoung Lee ,  Yirang Im ,  Seowon Cho

IPC: H10K85/40 ,  C07F7/08 ,  C09K11/06 ,  H10K50/11 ,  H10K85/60 ,  H10K101/10

Abstract: An organic electroluminescence device of the present disclosure includes a first electrode, a second electrode oppositely disposed to the first electrode, and multiple organic layers disposed between the first electrode and the second electrode, wherein at least one organic layer among the multiple organic layers includes a fused polycyclic compound represented by Formula 1, thereby showing improved emission efficiency.

公开(公告)号：US20240315127A1

公开(公告)日：2024-09-19

申请号：US18478518

申请日：2023-09-29

Applicant: Samsung Display Co., Ltd.

Inventor： Hyeongmin Kim ,  Youngjin Park ,  Heechoon Ahn ,  Hyunah Um ,  Juhui Yun ,  Yeseul Lee

IPC: H10K85/40 ,  C07F7/08 ,  C09K11/06

CPC classification number: H10K85/40 ,  C07F7/0816 ,  C09K11/06 ,  C07B2200/05 ,  C09K2211/1018 ,  H10K50/11 ,  H10K85/654 ,  H10K85/6572

Abstract: A 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 an organic compound represented by Formula 1:




where, in Formula 1, R3 is a group represented by Formula 2:




where, in Formula 2, at least one selected from among X31 to X38 is N.

公开(公告)号：US20240260462A1

公开(公告)日：2024-08-01

申请号：US18412155

申请日：2024-01-12

Applicant: Samsung Display Co., Ltd.

Inventor： Yeseul Lee ,  Youngjin Park ,  Heechoon Ahn ,  Seowon Cho ,  Jiyong Choi ,  Moran Ha

IPC: H10K85/60 ,  C07D487/06 ,  C07F7/08 ,  C09K11/06 ,  H10K50/11 ,  H10K85/40

CPC classification number: H10K85/6572 ,  C07D487/06 ,  C07F7/0812 ,  C09K11/06 ,  H10K85/40 ,  H10K85/6574 ,  C09K2211/1018 ,  H10K50/11

Abstract: A light-emitting device including a heterocyclic compound, an electronic apparatus including the light-emitting device, and the heterocyclic compound are provided. The light-emitting device also includes a first electrode, a second electrode facing the first electrode, and an interlayer between the two electrodes and including an emission layer. The triplet energy level and glass transition temperature of the heterocyclic compound are configured such that the luminescence efficiency and lifespan of the light-emitting device may be enhanced or improved.

公开(公告)号：US20240180031A1

公开(公告)日：2024-05-30

申请号：US18322402

申请日：2023-05-23

Applicant: Samsung Display Co., LTD.

Inventor： Hyoyoung Lee ,  Hyeongmin Kim ,  Juhui Yun ,  Yeseul Lee ,  Jiyong Choi ,  Moran Ha

IPC: H10K85/60 ,  H10K50/12

CPC classification number: H10K85/6572 ,  H10K50/12 ,  H10K85/654 ,  H10K85/6574 ,  H10K85/6576 ,  H10K2101/20

Abstract: Provided are a light-emitting device including a heterocyclic compound represented by Formula 1, an electronic apparatus including the light-emitting device, and the heterocyclic compound represented by Formula 1, wherein the description of Formula 1 is as described herein:

公开(公告)号：US20230320208A1

公开(公告)日：2023-10-05

申请号：US18193274

申请日：2023-03-30

Applicant: Samsung Display Co., Ltd.

Inventor： Hyeongmin Kim ,  Youngjin Park ,  Heechoon Ahn ,  Juhui Yun ,  Yeseul Lee

IPC: H10K85/60 ,  H10K85/40 ,  H10K50/11 ,  H10K50/15

CPC classification number: H10K85/6572 ,  H10K85/40 ,  H10K50/11 ,  H10K50/157

Abstract: Provided are a light-emitting device including a heterocyclic compound represented by Formula 1, an electronic apparatus including the light-emitting device, and the heterocyclic compound wherein Formula 1 may be understood by referring to the description of Formula 1 provided herein:

公开(公告)号：US11778900B2

公开(公告)日：2023-10-03

申请号：US16529327

申请日：2019-08-01

Applicant: Samsung Display Co., Ltd.

Inventor： Heechoon Ahn ,  Hyeongmin Kim ,  Hyunah Um ,  Yeseul Lee ,  Yirang Im ,  Soobyung Ko ,  Youngkook Kim

IPC: H01L51/00 ,  H10K85/40 ,  C07F7/08 ,  C09K11/06 ,  H10K50/11 ,  H10K50/13 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17 ,  H10K50/18 ,  H10K50/165 ,  H10K85/60 ,  H10K101/10 ,  H10K101/30

CPC classification number: H10K85/40 ,  C07F7/0812 ,  C09K11/06 ,  C09K2211/1018 ,  H10K50/11 ,  H10K50/13 ,  H10K50/15 ,  H10K50/16 ,  H10K50/165 ,  H10K50/17 ,  H10K50/171 ,  H10K50/18 ,  H10K85/636 ,  H10K85/654 ,  H10K85/6572 ,  H10K85/6574 ,  H10K2101/10 ,  H10K2101/30

Abstract: A heterocyclic compound is represented by Formula 1. An organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode and including an emission layer, wherein the organic light-emitting device includes at least one of the heterocyclic compound.

公开(公告)号：US20230159570A1

公开(公告)日：2023-05-25

申请号：US18052546

申请日：2022-11-03

Applicant: Samsung Display Co., Ltd.

Inventor： Yeseul Lee ,  Hyeongmin Kim ,  Youngjin Park ,  Heechoon Ahn ,  Hyunah Um ,  Juhui Yun

IPC: C07F7/08 ,  H01L51/00 ,  H01L51/50

CPC classification number: C07F7/0812 ,  H01L51/0094 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/5024 ,  C07B2200/05

Abstract: Provided are a light-emitting device including a heterocyclic compound represented by Formula 1, an electronic apparatus including the light-emitting device, and the heterocyclic compound represented by Formula 1, which is shown below.

公开(公告)号：US11450821B2

公开(公告)日：2022-09-20

申请号：US16897744

申请日：2020-06-10

Applicant: Samsung Display Co., LTD.

Inventor： Yeseul Lee ,  Soo-Byung Ko ,  Hyeongmin Kim ,  HeeChoon Ahn ,  Hyunah Um ,  Yirang Im

IPC: H01L29/08 ,  H01L51/00 ,  H01L51/50

Abstract: An organic electroluminescence device comprises a first electrode, a second electrode disposed on the first electrode, and an emission layer disposed between the first electrode and the second electrode. The emission layer comprises a polycyclic compound represented by Formula 1 and achieves high efficiency and a low driving voltage. In Formula 1, at least one of Ar1 to Ar4 is represented by Formula 2.

公开(公告)号：US20220263034A1

公开(公告)日：2022-08-18

申请号：US17445679

申请日：2021-08-23

Applicant: Samsung Display Co., Ltd.

Inventor： Yeseul Lee ,  Hyeongmin Kim ,  Heechoon Ahn ,  Hyunah UM ,  Hyoyoung Lee ,  Yirang Im ,  Seowon Cho

IPC: H01L51/00 ,  C09K11/06 ,  C07F7/08

Abstract: An electronic apparatus includes a light-emitting device including a condensed cyclic compound represented by Formula 1, wherein, in Formula 1, G1 is a group represented by Formula 2, and G2 is a group represented by one of Formulae 3A to 3C:

公开(公告)号：US20220263028A1

公开(公告)日：2022-08-18

申请号：US17581628

申请日：2022-01-21

Applicant: Samsung Display Co., Ltd.

Inventor： Hyoyoung Lee ,  Seowon Cho ,  Hyeongmin Kim ,  Hyunah Um ,  Yeseul Lee ,  Yirang Im

IPC: H01L51/00 ,  H01L51/50

Abstract: A condensed cyclic compound represented by Formula 1, a light-emitting device including the condensed cyclic compound, and an electronic apparatus including the light-emitting device are provided: wherein the detailed description of Formula 1 is the same as described in the present specification.