公开(公告)号：US20250126964A1

公开(公告)日：2025-04-17

申请号：US18656593

申请日：2024-05-06

Applicant: Samsung Display Co., LTD.

Inventor： EUNYOUNG LEE ,  SOO-BYUNG KO ,  SUJIN SHIN ,  SEIHWAN AHN ,  HYUNJUNG LEE ,  JUNGHOON HAN

IPC: H10K50/12 ,  H10K85/30 ,  H10K85/40 ,  H10K85/60

Abstract: Provided is a light emitting element that may include a first electrode, a second electrode on the first electrode, and an emission layer between the first electrode and the second electrode. The emission layer may include a first compound represented by Formula 1 and exhibit low driving voltage and improved luminous efficiency characteristics.

公开(公告)号：US20220320447A1

公开(公告)日：2022-10-06

申请号：US17541130

申请日：2021-12-02

Applicant: Samsung Display Co., Ltd.

Inventor： JUNGHOON HAN ,  SOO-BYUNG KO ,  SUNGBUM KIM ,  SUJIN SHIN ,  EUNSOO AHN ,  JAESUNG LEE

IPC: H01L51/00 ,  C09K11/06 ,  C07F15/00

Abstract: An organic electroluminescence device including a first electrode, a hole transport region disposed on the first electrode, an emission layer disposed on the hole transport region, an electron transport region disposed on the emission layer, and a second electrode disposed on the electron transport region, wherein the emission layer may include an organometallic compound represented by Formula 1 to thereby exhibit a long service life and/or high efficiency:

公开(公告)号：US20230232704A1

公开(公告)日：2023-07-20

申请号：US17992764

申请日：2022-11-22

Applicant: Samsung Display Co., Ltd. ,  INDUSTRY-ACADEMIC COOPERATION FOUNDATION GYEONGSANG NATIONAL UNIVERSITY

Inventor： JUNGHOON HAN ,  Yun-Hi KIM ,  Soon-Ki KWON ,  SOO-BYUNG KO ,  Gyeong Seok LEE

IPC: H01L51/00 ,  C07F15/00

CPC classification number: H01L51/0087 ,  H01L51/0094 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/0067 ,  H01L51/0074 ,  H01L51/0064 ,  C07F15/0086 ,  C07B2200/05

Abstract: A light emitting device that includes a first electrode, a second electrode oppositely disposed to the first electrode, and an emission layer between the first electrode and the second electrode is provided. The emission layer includes an organometallic compound represented by Formula 1:

公开(公告)号：US20220199918A1

公开(公告)日：2022-06-23

申请号：US17447249

申请日：2021-09-09

Applicant: Samsung Display Co., Ltd.

Inventor： EUNSOO AHN ,  SOO-BYUNG KO ,  HAEJIN KIM ,  SUJIN SHIN ,  HYUNJUNG LEE ,  JUNGHOON HAN

IPC: H01L51/00 ,  C09K11/06 ,  C07F15/00

Abstract: An organic electroluminescence device is provided and including a first electrode, a hole transport region disposed on the first electrode, an emission layer disposed on the hole transport region, an electron transport region disposed on the emission layer, and a second electrode disposed on the electron transport region, wherein the emission layer may include an organometallic compound, thereby exhibiting high luminous efficiency and long service life characteristics.