公开(公告)号：US20210074940A1

公开(公告)日：2021-03-11

申请号：US17009286

申请日：2020-09-01

Applicant: Samsung Display Co., Ltd.

Inventor： Eunhye SONG ,  Heejoo KO ,  Minkyung KIM ,  Hangeul LEE

IPC: H01L51/50 ,  H01L51/00

Abstract: Organic light-emitting devices and apparatuses including the same have improved lifespans due to certain, defined material conditions and compositions.

公开(公告)号：US20220216432A1

公开(公告)日：2022-07-07

申请号：US17562896

申请日：2021-12-27

Applicant: Samsung Display Co., Ltd

Inventor： Eunhye SONG ,  Dongchan LEE ,  Pyungeun JEON ,  Jinwon SUN

IPC: H01L51/00

Abstract: A light-emitting device includes: a first electrode; a second electrode; and an interlayer between the first electrode and the second electrode and including an emission layer, wherein the interlayer further includes a hole transport region between the emission layer and the first electrode, the hole transport region includes a hole transport layer, the hole transport layer includes a first compound and a second compound, the hole transport layer directly contacts the first electrode, and the first compound and the second compound satisfy Condition 1, as defined herein.

公开(公告)号：US20210359226A1

公开(公告)日：2021-11-18

申请号：US17082804

申请日：2020-10-28

Applicant: Samsung Display Co., Ltd.

Inventor： Heejoo KO ,  Eunhye SONG

IPC: H01L51/00

Abstract: Provided is an organic light-emitting device including: 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 emission layer may include a host and a dopant, the host may include a first compound and a second compound different from the first compound, the dopant may include a third compound and a fourth compound different from the third compound, and the third compound may be a platinum-containing organometallic compound.

公开(公告)号：US20210098720A1

公开(公告)日：2021-04-01

申请号：US16883251

申请日：2020-05-26

Applicant: Samsung Display Co., Ltd.

Inventor： Heejoo KO ,  Eunhye SONG ,  Jonghyeon LEE ,  Hangeul LEE

IPC: H01L51/00 ,  C07F7/08

Abstract: A heterocyclic compound represented by Formula 1 and an organic light-emitting device including the same are provided, wherein the substituents in Formula 1 are the same as defined in the detailed descriptions.

公开(公告)号：US20200013961A1

公开(公告)日：2020-01-09

申请号：US16506173

申请日：2019-07-09

Applicant: Samsung Display Co., Ltd.

Inventor： Minkyung KIM ,  Eunhye SONG

IPC: H01L51/00 ,  H01L51/05

Abstract: An organic light-emitting device is provided. The 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, the organic layer including an emission layer and a first compound represented by Formula 1 and a second compound represented by Formula 2.