公开(公告)号：US20230240131A1

公开(公告)日：2023-07-27

申请号：US18160269

申请日：2023-01-26

Applicant: Samsung Display Co., Ltd.

Inventor： Eunyoung LEE ,  Soo-Byung KO ,  Sungbum KIM ,  Eunsoo AHN ,  Mina JEON ,  Jinhee JU

IPC: H10K85/30 ,  C09K11/06 ,  C07F15/00

CPC classification number: H10K85/346 ,  C09K11/06 ,  C07F15/0086 ,  H10K50/12

Abstract: A light emitting element that includes a first electrode, a second electrode on 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 a specific chemical structure. Accordingly, the light emitting element exhibits a high color purity, a low driving voltage, a long service life, and a high efficiency.

公开(公告)号：US20230219988A1

公开(公告)日：2023-07-13

申请号：US17984384

申请日：2022-11-10

Applicant: Samsung Display Co., Ltd.

Inventor： Eunyoung LEE ,  Iljoon KANG ,  Eunsoo AHN ,  Jaesung LEE ,  Hyunjung LEE ,  Junghoon HAN

IPC: C07F15/00 ,  H01L51/00

CPC classification number: C07F15/0086 ,  H01L51/0087

Abstract: An organometallic compound is represented by Formula 1. A 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 and including an emission layer, wherein the emission layer includes the organometallic compound. An electronic apparatus including the light-emitting device:





The description of Formula 1 is the same as in the specification.

公开(公告)号：US20220320446A1

公开(公告)日：2022-10-06

申请号：US17701627

申请日：2022-03-22

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jaesung LEE ,  Soobyung KO ,  Sungbum KIM ,  Haejin KIM ,  Eunsoo AHN ,  Mina JEON

IPC: H01L51/00 ,  C07F15/00 ,  C07D209/82 ,  C07D405/12 ,  C07D401/12 ,  C07C211/54 ,  C07D409/12 ,  C07D307/91 ,  C07F7/08 ,  C07D487/14 ,  C07C255/31 ,  C07C15/28 ,  C07C15/38 ,  C07D333/76 ,  C07C13/62 ,  C07D403/10 ,  C07D403/14 ,  C07D401/14 ,  C07D491/048 ,  C07D495/04 ,  C07D471/04 ,  C07C15/30 ,  C07D251/24 ,  C07F3/00 ,  C07D493/04 ,  C07D213/74 ,  C07D213/38 ,  C07D235/18 ,  C07D401/04 ,  C07D401/10 ,  C07D239/26 ,  C07D215/12 ,  C07D519/00 ,  C07F5/06 ,  C07D249/08 ,  C07F1/02

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 organometallic compound of Formula 1: wherein, in Formula 1, the variables are described herein.

公开(公告)号：US20210175442A1

公开(公告)日：2021-06-10

申请号：US16987590

申请日：2020-08-07

Applicant: Samsung Display Co., Ltd.

Inventor： Haejin KIM ,  Soo-Byung KO ,  Sungbum KIM ,  Eunsoo AHN ,  Jaesung LEE ,  Hyunjung LEE

IPC: H01L51/00

Abstract: An organic electroluminescence device includes a first electrode; an emission layer on the first electrode; and a second electrode on the emission layer, wherein the emission layer comprises an organometallic compound represented by Formula 1, and the organic electroluminescence device can achieve long life and deep blue light emission:

公开(公告)号：US20210036228A1

公开(公告)日：2021-02-04

申请号：US16927381

申请日：2020-07-13

Applicant: Samsung Display Co., Ltd.

Inventor： Jaesung LEE ,  Sungbum KIM ,  Soobyung KO ,  Haejin KIM ,  Sujin SHIN ,  Eunsoo AHN ,  Eunyoung LEE ,  Hyunjung LEE ,  Mina JEON ,  Junghoon HAN

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

Abstract: An organic light-emitting device includes: a first electrode; a second electrode; an organic layer between the first electrode and the second electrode and including an emission layer; and at least one organometallic compound of the present embodiments. In the organic light-emitting device, the emission layer may further include a host, and the at least one organometallic compound may be a phosphorescent material or a delayed fluorescent material. The organic light-emitting device including the organometallic compound may have a low driving voltage, a high luminance, a high efficiency, and a long lifespan.

公开(公告)号：US20200168798A1

公开(公告)日：2020-05-28

申请号：US16532426

申请日：2019-08-05

Applicant: Samsung Display Co., Ltd.

Inventor： Junghoon HAN ,  Soobyung KO ,  Sungbum KIM ,  Sujin SHIN ,  Eunsoo AHN ,  Jaesung LEE ,  Mina JEON ,  Youngkook KIM

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

Abstract: An organic light-emitting device includes an organometallic compound represented by M1(L1)n1(L2)n2, wherein L1 is a ligand represented by Formula 1-1: In Formula 1-1, *1 to *4 indicate a binding site to M1, and Z11 and Z12 are respectively boron (B) and nitrogen (N), or N and B. When M1 binds to an α-position of the B or N atom, metal-ligand charge transfer in the complex may be improved. An OLED including the organometallic compound may have a long lifespan and improved luminescent efficiency and colorimetric purity.

公开(公告)号：US20210399238A1

公开(公告)日：2021-12-23

申请号：US17135605

申请日：2020-12-28

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Haejin KIM ,  Soobyung KO ,  Sungbum KIM ,  Eunsoo AHN ,  Eunyoung LEE ,  Jaesung LEE

IPC: H01L51/00

Abstract: 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, the organic layer including an emission layer, wherein the organic light-emitting device includes an organometallic compound represented by Formula 1. When the organometallic compound is used in an organic light-emitting device, the organic light-emitting device may have excellent effects in terms of driving voltage, efficiency, color purity, and/or lifespan:

公开(公告)号：US20210193939A1

公开(公告)日：2021-06-24

申请号：US17033637

申请日：2020-09-25

Applicant: Samsung Display Co., Ltd.

Inventor： Haejin KIM ,  Soobyung KO ,  Sungbum KIM ,  Sujin SHIN ,  Eunsoo AHN ,  Eunyoung LEE ,  Jaesung LEE ,  Hyunjung LEE ,  Mina JEON ,  Junghoon HAN

IPC: H01L51/00 ,  H01L51/42

Abstract: An organic light-emitting device includes an organometallic compound represented by Formula 1: wherein, in Formula 1, two selected from T11 to T14 may each be a coordinate bond, the other two of T11 to T14 may each be a covalent bond, and the organometallic compound may be electrically neutral. The organic light-emitting device may have low driving voltage, excellent luminance, and/or excellent luminescence efficiency.

公开(公告)号：US20210159430A1

公开(公告)日：2021-05-27

申请号：US16907940

申请日：2020-06-22

Applicant: Samsung Display Co., Ltd.

Inventor： Haejin KIM ,  Soo-Byung KO ,  Sungbum KIM ,  Sujin SHIN ,  Eunsoo AHN ,  Eunyoung LEE ,  Jaesung LEE ,  Hyunjung LEE ,  Mina JEON ,  Junghoon HAN

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

Abstract: An organic electroluminescence device of an embodiment includes a first electrode, a second electrode, and an emission layer between the first electrode and the second electrode, wherein the emission layer includes an organometallic compound represented by Formula 1, and the emission layer may show high emission efficiency properties.

公开(公告)号：US20210159428A1

公开(公告)日：2021-05-27

申请号：US16918657

申请日：2020-07-01

Applicant: Samsung Display Co., Ltd.

Inventor： Hyunjung LEE ,  Mina JEON ,  Soobyung KO ,  Sungbum KIM ,  Haejin KIM ,  Eunsoo AHN

IPC: H01L51/00 ,  H01L51/50

Abstract: An organometallic compound and an organic light-emitting device including the same are provided. The organometallic compound is represented by Formula 1: M(LA)n1(LB)n2