公开(公告)号：US11785790B2

公开(公告)日：2023-10-10

申请号：US16859763

申请日：2020-04-27

Applicant: Samsung Display Co., Ltd.

Inventor： Jinwon Sun ,  Jaejin Lyu ,  Jungsub Lee ,  Hyun Shin ,  Yoonkyoo Lee

IPC: H10K50/11 ,  H10K50/12 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17 ,  H10K85/40 ,  H10K85/60 ,  H10K59/131 ,  H10K101/40

CPC classification number: H10K50/11 ,  H10K50/12 ,  H10K50/15 ,  H10K50/16 ,  H10K50/171 ,  H10K59/131 ,  H10K85/40 ,  H10K85/654 ,  H10K85/6572 ,  H10K2101/40

Abstract: An organic light-emitting device includes: a first electrode; a second electrode; and an organic layer between the first electrode and the second electrode, wherein the organic layer includes an emission layer having a first layer, and the first layer includes a first compound, a second compound, and a third compound. The first compound is a hole transporting host compound, the second compound is an electron transporting host compound, and the third compound is a hole transporting host compound or an electron transporting host compound. The first compound and the second compound form a first exciplex, and the first compound and the third compound, or the second compound and the third compound form a second exciplex, where the first exciplex and the second exciplex are different from each other.

公开(公告)号：US20200373492A1

公开(公告)日：2020-11-26

申请号：US16696939

申请日：2019-11-26

Applicant: Samsung Display Co., Ltd.

Inventor： Hojung Syn ,  Jinwon Sun ,  Hyun Shin ,  Bohyun Yoon

IPC: H01L51/00

Abstract: 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, wherein the organic layer includes an emission layer and a buffer layer between the emission layer and the second electrode, the buffer layer directly contacts the emission layer and includes a first compound and a quinolinolato-based metal complex, and the first compound is a compound including at least one electron transporting moiety.

公开(公告)号：US20230209852A1

公开(公告)日：2023-06-29

申请号：US18146163

申请日：2022-12-23

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yoonkyoo Lee ,  Jinwon Sun ,  Changwoong Chu

IPC: H10K50/11 ,  H10K50/13 ,  C09K11/06

CPC classification number: H01L51/5004 ,  C09K11/06 ,  H01L51/504 ,  H01L51/5016 ,  H01L2251/5384

Abstract: A light-emitting device and an electronic apparatus including the same are provided. The light-emitting device includes an emission layer that includes a first emission layer and a second emission layer.

公开(公告)号：US20230180493A1

公开(公告)日：2023-06-08

申请号：US18075282

申请日：2022-12-05

Applicant: Samsung Display Co., Ltd.

Inventor： Eunhye Song ,  Jinwon Sun ,  Dongchan Lee ,  Jonghyeon Lee ,  Pyungeun Jeon

IPC: H10K50/11 ,  H10K50/155 ,  H10K50/18

CPC classification number: H01L51/5004 ,  H01L51/506 ,  H01L51/5096 ,  H01L2251/5384

Abstract: A light-emitting device includes an interlayer that includes a first hole transport layer, a second hole transport layer, and a third hole transport layer, wherein the first hole transport layer includes a first hole transport compound and a first p-dopant compound, the second hole transport layer includes a second hole transport compound and a second p-dopant compound, the third hole transport layer includes a third hole transport compound and does not include a p-dopant, and an absolute value of lowest unoccupied molecular orbital (LUMO) energy of the second p-dopant compound is greater than an absolute value of LUMO energy of the first p-dopant compound.

公开(公告)号：US20230165024A1

公开(公告)日：2023-05-25

申请号：US18157335

申请日：2023-01-20

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jinwon Sun ,  Jaejin Lyu ,  Jungsub Lee ,  Hyun Shin ,  Yoonkyoo Lee

IPC: H10K50/11 ,  H10K50/12 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17 ,  H10K59/131 ,  H10K85/40 ,  H10K85/60

CPC classification number: H10K50/11 ,  H10K50/15 ,  H10K50/171 ,  H10K59/131 ,  H10K50/16 ,  H10K85/6572 ,  H10K50/12 ,  H10K85/40 ,  H10K85/654 ,  H10K2101/40

Abstract: An organic light-emitting device includes: a first electrode; a second electrode; and an organic layer between the first electrode and the second electrode, wherein the organic layer includes an emission layer having a first layer, and the first layer includes a first compound, a second compound, and a third compound. The first compound is a hole transporting host compound, the second compound is an electron transporting host compound, and the third compound is a hole transporting host compound or an electron transporting host compound. The first compound and the second compound form a first exciplex, and the first compound and the third compound, or the second compound and the third compound form a second exciplex, where the first exciplex and the second exciplex are different from each other.

公开(公告)号：US20230147748A1

公开(公告)日：2023-05-11

申请号：US17664725

申请日：2022-05-24

Applicant: Samsung Display Co., Ltd.

Inventor： Hojung Syn ,  Jinwon Sun ,  Changwoong Chu

IPC: H01L51/00 ,  C07D307/91 ,  C07D209/82 ,  C07D333/76 ,  C07C15/38 ,  C07C15/30 ,  C07C13/62 ,  C07D491/048 ,  C07D251/24 ,  C07F3/00 ,  C07D493/04 ,  C07D405/14 ,  C07D409/14 ,  C07D403/14 ,  C07D403/10 ,  C07D401/14 ,  C07D495/04 ,  C07D487/04 ,  C07C15/28 ,  C07F15/00

CPC classification number: H01L51/0087 ,  C07D307/91 ,  C07D209/82 ,  C07D333/76 ,  C07C15/38 ,  C07C15/30 ,  C07C13/62 ,  C07D491/048 ,  C07D251/24 ,  C07F3/006 ,  C07D493/04 ,  C07D405/14 ,  C07D409/14 ,  C07D403/14 ,  C07D403/10 ,  C07D401/14 ,  C07D495/04 ,  C07D487/04 ,  C07C15/28 ,  C07F15/0086 ,  H01L51/0062 ,  H01L51/0067 ,  H01L51/0071 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/0052 ,  H01L51/0054 ,  H01L2251/558 ,  H01L51/506

Abstract: Provided is a light-emitting device including: 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 a layer including a Pt complex, and the layer has a thickness of greater than 0 Å and less than 10 Å.

公开(公告)号：US20220238818A1

公开(公告)日：2022-07-28

申请号：US17576482

申请日：2022-01-14

Applicant: Samsung Display Co., Ltd.

Inventor： Yoonkyoo Lee ,  Jinwon Sun

IPC: H01L51/00 ,  C07F7/08 ,  C09K11/06

Abstract: A light-emitting device and an electronic apparatus including the light-emitting device are provided. The light-emitting device includes a first electrode, a second electrode facing the first electrode, and an interlayer including an emission layer between the first electrode and the second electrode and an electron transport region between the emission layer and the second electrode, wherein the electron transport region includes a first buffer layer and a second buffer layer between the first buffer layer and the second electrode, and the first buffer layer includes a silicon-containing nonpolar compound.

公开(公告)号：US12201017B2

公开(公告)日：2025-01-14

申请号：US17369366

申请日：2021-07-07

Applicant: Samsung Display Co., Ltd.

Inventor： Yoonkyoo Lee ,  Jinwon Sun ,  Jungsub Lee

IPC: H10K50/11 ,  C07D209/86 ,  C07F7/08 ,  C09K11/06 ,  H10K85/40 ,  H10K85/60 ,  H10K50/844 ,  H10K59/123 ,  H10K101/00 ,  H10K101/10

Abstract: The disclosure relates to a light-emitting device including a first electrode, a second electrode facing the first electrode, and an interlayer disposed between the first electrode and the second electrode and including an emission layer. The interlayer includes a first compound represented by Formula 1 of the specification, a second compound represented by Formula 2 of the specification, and a third compound, which is a blue phosphorescent compound. The disclosure also relates to an electronic apparatus including the light-emitting device.

公开(公告)号：US20230371299A1

公开(公告)日：2023-11-16

申请号：US18071878

申请日：2022-11-30

Applicant: Samsung Display Co., Ltd.

Inventor： Eunhye Song ,  Jinwon Sun ,  Dongchan Lee ,  Pyungeun Jeon

IPC: H10K50/15 ,  H10K50/16 ,  H10K85/30 ,  H10K85/60

CPC classification number: H01L51/5056 ,  H01L51/5072 ,  H01L51/0087 ,  H01L51/0085 ,  H01L51/006 ,  H01L51/0054 ,  H01L51/0073 ,  H01L51/008 ,  H01L51/0061 ,  H01L51/0072 ,  H01L51/0056 ,  H01L51/50

Abstract: Embodiments provide an organic light-emitting device that 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. The emission layer includes a first compound, a second compound, a third compound, and a fourth compound, the first compound is a hole transporting host, the second compound is an electron transporting host, the third compound is a Pt complex, and the fourth compound is an Ir complex containing a halogen group.

公开(公告)号：US20230276698A1

公开(公告)日：2023-08-31

申请号：US18169794

申请日：2023-02-15

Applicant: Samsung Display Co., Ltd.

Inventor： Pyungeun Jeon ,  Jinwon Sun ,  Eunhye Song ,  Dongchan Lee

IPC: H10K85/60 ,  C09K11/06

CPC classification number: H10K85/631 ,  C09K11/06 ,  C09K2211/1007 ,  C09K2211/1014 ,  H10K50/156

Abstract: A light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an interlayer arranged between the first electrode and the second electrode, the interlayer including an emission layer,
wherein the interlayer includes a multi-layered film consisting of an odd number of layers, and the multi-layered film is formed by alternately stacking layers having different refractive indices from each other.