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：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：US20190296254A1

公开(公告)日：2019-09-26

申请号：US16360938

申请日：2019-03-21

Applicant: Samsung Display Co., Ltd.

Inventor： Soobyung KO ,  Sungbum KIM ,  Junha PARK ,  Munki SIM ,  Heechoon AHN ,  Hyoyoung LEE ,  Mina JEON ,  Mieun JUN ,  Junghoon HAN ,  Youngkook KIM ,  Seokhwan HWANG

IPC: H01L51/00

Abstract: Provided are an organic light-emitting device including a first compound, a second compound, and a third compound, and an electronic apparatus including the same. The organic 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, the emission layer including the first compound, the second compound, and the third compound.

公开(公告)号：US20190058137A1

公开(公告)日：2019-02-21

申请号：US16104695

申请日：2018-08-17

Applicant: Samsung Display Co., Ltd.

Inventor： Soobyung KO ,  Sungbum KIM ,  Mina JEON ,  Heechoon AHN ,  Mieun JUN ,  Youngkook KIM ,  Seokhwan HWANG

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

Abstract: Provided are an organometallic compound, an organic light-emitting device including the organometallic compound, and an organic light-emitting apparatus including the organic light-emitting device. Organic light-emitting devices including the organometallic compound may have a low driving voltage, high efficiency, and high luminance, thereby implementing high-quality organic light-emitting devices and organic light-emitting apparatuses.

公开(公告)号：US20190036044A1

公开(公告)日：2019-01-31

申请号：US15952587

申请日：2018-04-13

Applicant: Samsung Display Co., Ltd.

Inventor： Mina JEON ,  Soobyung KO ,  Sungbum KIM ,  Heechoon AHN ,  Mieun JUN ,  Youngkook KIM ,  Seokhwan HWANG

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

Abstract: An organometallic compound is represented by Formula 1, M(L1)n1(L2)n2, where M is Ir, Pt, Os, Ru, Pd, Rh, Fe, Co, Ni, Au, Ag, or Cu, L1 is a ligand, L2 is a ligand, n1 is 1 or 2, and n2 is 1 or 2. 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, where the organic layer includes at least one of the organometallic compound.

公开(公告)号：US20220112229A1

公开(公告)日：2022-04-14

申请号：US17212540

申请日：2021-03-25

Applicant: Samsung Display Co., Ltd.

Inventor： Hyunjung LEE ,  Soobyung KO ,  Sungbum KIM ,  Eunsoo AHN ,  Eunyoung LEE

IPC: C07F15/00 ,  H01L51/00 ,  H01L51/50

Abstract: There is provided an organometallic compound represented by Formula 1 and an organic light-emitting device including the same: wherein, the detailed description of Formula 1 is the same as described in the present specification.

公开(公告)号：US20220020937A1

公开(公告)日：2022-01-20

申请号：US17489613

申请日：2021-09-29

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Heechoon AHN ,  Soobyung KO ,  Mieun JUN ,  Sungbum KIM ,  Mina JEON ,  Youngkook KIM ,  Seokhwan HWANG

IPC: H01L51/00 ,  H01L51/50 ,  C07F9/64 ,  C09K11/02 ,  C09K11/06 ,  C07F9/572 ,  C07F9/6596 ,  C07F9/6561

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. The emission layer includes at least one heterocyclic compound of Formula 1. The heterocyclic compound may be a host or a delayed fluorescent dopant. The organic light-emitting device including the heterocyclic compound may have a low driving voltage, high efficiency, high luminance, and a long lifespan.