公开(公告)号：US20240130235A1

公开(公告)日：2024-04-18

申请号：US18369053

申请日：2023-09-15

Applicant: Samsung Display Co., Ltd.

Inventor： CHANSEOK OH ,  TAEIL KIM ,  JANG YEOL BAEK ,  MINJAE SUNG ,  MINJUNG JUNG ,  SEONHYOUNG HUR

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

CPC classification number: H10K85/658 ,  C07F5/027 ,  C09K11/06 ,  H10K50/12

Abstract: A light emitting element includes 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 may include a first compound and at least one of a second compound or a third compound. The first compound may be represented by Formula 1, the second compound may be represented by Formula HT-1, and the third compound may be represented by Formula ET-1. Accordingly, a light emitting element of an embodiment may exhibit excellent or suitable light efficiency.

公开(公告)号：US20230320216A1

公开(公告)日：2023-10-05

申请号：US18167034

申请日：2023-02-09

Applicant: Samsung Display Co., Ltd.

Inventor： MUN-KI SIM ,  JANG YEOL BAEK ,  Kyoung SUNWOO ,  MINJAE SUNG ,  CHANSEOK OH ,  MORAN HA

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

CPC classification number: H10K85/658 ,  C07F5/027 ,  C09K11/06 ,  H10K50/121

Abstract: A light emitting element is provided to include a first electrode, a second electrode, and an emission layer disposed between the first electrode and the second electrode. The emission layer may include a polycyclic compound including a boron-containing core part and an electron donating group of a dibenzoheterole skeleton.

公开(公告)号：US20230389412A1

公开(公告)日：2023-11-30

申请号：US18112417

申请日：2023-02-21

Applicant: Samsung Display Co., Ltd.

Inventor： CHANSEOK OH ,  TAEIL KIM ,  JUNHA PARK ,  JANG YEOL BAEK ,  MINJAE SUNG ,  MINJUNG JUNG

IPC: H10K85/40 ,  H10K50/11 ,  H10K85/60 ,  C07F7/08

CPC classification number: H10K85/40 ,  H10K50/11 ,  H10K85/658 ,  C07F7/0812 ,  H10K85/6572 ,  C07B2200/05

Abstract: A light emitting device includes a first electrode, a second electrode facing the first electrode, and an emission layer disposed between the first electrode and the second electrode, wherein the emission layer includes a first compound represented by Formula 1 below: