公开(公告)号：US11778864B2

公开(公告)日：2023-10-03

申请号：US17157962

申请日：2021-01-25

Applicant: Samsung Display Co., Ltd.

Inventor： Dongha Lee ,  Donghoon Kwak ,  Dukki Kim ,  Sehun Kim ,  Seoksoon Back

IPC: H10K71/00 ,  C09D11/30 ,  C09K11/06 ,  H10K59/122 ,  H10K85/10 ,  H10K59/12

CPC classification number: H10K59/122 ,  C09D11/30 ,  C09K11/06 ,  H10K71/00 ,  H10K85/141 ,  H10K59/1201

Abstract: An ink for a display device, the ink includes: an organic material, wherein the organic material has a molecular weight greater than about 500 and less than about 1,000,000, and the organic material in the ink has a concentration and the molecular weight of the organic material satisfy:

y>−3.518*1n(x)+45.59,

wherein y is the concentration of the organic material, and x is the molecular weight of the organic material.

公开(公告)号：US20180130951A1

公开(公告)日：2018-05-10

申请号：US15801762

申请日：2017-11-02

Applicant: Samsung Display Co., Ltd.

Inventor： Sehun Kim ,  Jaekook Ha ,  Dukki Kim ,  Jongwon Park

IPC: H01L51/00 ,  C09K11/02 ,  C09K11/06

CPC classification number: H01L51/0058 ,  C09K11/025 ,  C09K11/06 ,  C09K2211/1007 ,  C09K2211/1011 ,  H01L51/0003 ,  H01L51/0007 ,  H01L51/0037 ,  H01L51/0052 ,  H01L51/0054 ,  H01L51/006 ,  H01L51/0072 ,  H01L51/5012 ,  H01L51/56 ,  H01L2251/556

Abstract: Provided are an ink composition, an organic light-emitting device using the ink composition, and a method of manufacturing an organic light-emitting device using the ink composition. The ink composition contains a compound represented by Formula 1, an amine-based compound, and a polar solvent: wherein, in Formula 1, L1 and L2 are each independently a substituted or unsubstituted C5-C60 carbocyclic group or a substituted or unsubstituted C1-C60 heterocyclic group. Details about the compound of Formula 1, the amine-based compound, and the polar solvent are provided.

公开(公告)号：US12289983B2

公开(公告)日：2025-04-29

申请号：US17333354

申请日：2021-05-28

Applicant: Samsung Display Co., Ltd.

Inventor： Hyojin Ko ,  Changhee Lee ,  Dukki Kim ,  Sehun Kim ,  Youngil Kim ,  Seungmook Lee ,  Jaekook Ha

IPC: H10K85/10 ,  C09D11/38 ,  C09D11/52 ,  H10K50/115 ,  H10K50/17 ,  H10K71/00 ,  H10K71/12

Abstract: According to one aspect of the invention, a hole-transporting ink composition for a light emitting device, the hole-transporting ink composition includes an adhesion-promoting compound represented by Formula 1 and a hole-transporting compound: A1—B1—C1   Formula 1 wherein, in Formula 1, the variables are defined above.

公开(公告)号：US11777058B2

公开(公告)日：2023-10-03

申请号：US16943829

申请日：2020-07-30

Applicant: Samsung Display Co., Ltd.

Inventor： Yunku Jung ,  Changhee Lee ,  Yunhyuk Ko ,  Dukki Kim ,  Jongwon Park ,  Jaekook Ha

IPC: H01L33/26 ,  H01L25/075 ,  G09F9/33

CPC classification number: H01L33/26 ,  H01L25/0753 ,  G09F9/33

Abstract: A light-emitting device (LED) includes a first semiconductor layer, a second semiconductor layer facing the first semiconductor layer, an insulating layer arranged to at least partially surround outer surfaces of the first semiconductor layer and the second semiconductor layer, and a first ligand bonded to a surface of the insulating layer and a second ligand bonded to the first ligand.

公开(公告)号：US11702542B2

公开(公告)日：2023-07-18

申请号：US17012573

申请日：2020-09-04

Applicant: Samsung Display Co., Ltd.

Inventor： Dongwoo Shin ,  Heunggyu Kim ,  Hyeran Mun ,  Dukki Kim ,  Sehun Kim ,  Seungmook Lee ,  Jaekook Ha

IPC: C08G73/02 ,  C08L79/02 ,  C08K5/54 ,  H01L51/00 ,  C08G61/10 ,  H01L51/50

CPC classification number: C08L79/02 ,  C08G61/10 ,  C08G73/02 ,  C08K5/5403 ,  H01L51/0035 ,  H01L51/0094 ,  C08G2261/126 ,  C08G2261/1644 ,  C08G2261/95 ,  H01L51/5068 ,  H01L51/5084 ,  H01L51/5092 ,  H01L51/5096

Abstract: A composition, an interlayer manufactured therefrom, and an apparatus including the interlayer are provided. The composition includes a polymer compound represented by Formula 1, a non-arylamine-based compound represented by Formula 2, and a solvent:




Zo.  

The substituents in Formulae 1 and 2 may be understood as described in connection with the detailed description.

公开(公告)号：US11597848B2

公开(公告)日：2023-03-07

申请号：US17092918

申请日：2020-11-09

Applicant: Samsung Display Co., Ltd.

Inventor： Junbo Sim ,  Dukki Kim ,  Hyojin Ko ,  Changhee Lee ,  Jaekook Ha

IPC: H01L51/00 ,  C09D11/36 ,  C09D11/033 ,  C09D11/50 ,  H01L51/56

Abstract: An inkjet composition for an inkjet printer, a light-emitting device including the same, and a method of manufacturing the light-emitting device are provided. The ink composition may include light-emitting diodes and a solvent. The solvent may have a first viscosity at a first temperature section that may be greater than a second viscosity at a second temperature section. The solvent may include an ester compound of citric acid, glycol, alkanediol, alkanolamine, alkenic acid, alkenol, a pyrrolidone group-containing compound, glycerol, a compound represented by Formula 1, a compound represented by Formula 2, or any combination thereof: Substituents in Formula 1 and Formula 2 may be understood as described in connection with the detailed description. Each of the light-emitting diodes may have a size in a range of about 0.1 μm to about 10 μm.

公开(公告)号：US11329232B2

公开(公告)日：2022-05-10

申请号：US16375806

申请日：2019-04-04

Applicant: Samsung Display Co., Ltd.

Inventor： Dongwoo Shin ,  Dukki Kim ,  Sehun Kim ,  Jaeyun Kim ,  Jongwon Park ,  Seungmook Lee ,  Jaekook Ha

IPC: H01L51/00 ,  C07D209/86 ,  C07D307/91 ,  H01L51/50

Abstract: Provided are an organic light-emitting device including an arylamine-based compound including a thermally decomposable group, and an arylamine-based compound including a thermally decomposable group. The organic light-emitting device includes: a first electrode; a second electrode facing a first electrode; and an organic layer between the first electrode and the second electrode and including an emission layer, the organic layer including an arylamine-based compound in which the thermally decomposable group has been thermally decomposed and removed from the arylamine-based compound including the thermally decomposable group.

公开(公告)号：US20210391394A1

公开(公告)日：2021-12-16

申请号：US17157962

申请日：2021-01-25

Applicant: Samsung Display Co., Ltd

Inventor： Dongha Lee ,  Donghoon Kwak ,  Dukki Kim ,  Sehun Kim ,  Seoksoon Back

IPC: H01L27/32 ,  H01L51/56 ,  C09D11/30 ,  H01L51/00

Abstract: An ink for a display device, the ink includes: an organic material, wherein the organic material has a molecular weight greater than about 500 and less than about 1,000,000, and the organic material in the ink has a concentration and the molecular weight of the organic material satisfy: y>−3.518*ln(x)+45.59, wherein y is the concentration of the organic material, and x is the molecular weight of the organic material.

公开(公告)号：US20210376244A1

公开(公告)日：2021-12-02

申请号：US17333354

申请日：2021-05-28

Applicant: Samsung Display Co., Ltd.

Inventor： Hyojin KO ,  Changhee Lee ,  Dukki Kim ,  Sehun Kim ,  Youngil Kim ,  Seungmook Lee ,  Jaekook Ha

IPC: H01L51/00 ,  C09D11/52 ,  C09D11/38

Abstract: According to one aspect of the invention, a hole-transporting ink composition for a light emitting device, the hole-transporting ink composition includes an adhesion-promoting compound represented by Formula 1 and a hole-transporting compound: A1—B1—C1   Formula 1 wherein, in Formula 1, the variables are defined above.

公开(公告)号：US20250098436A1

公开(公告)日：2025-03-20

申请号：US18968531

申请日：2024-12-04

Applicant: Samsung Display Co., Ltd.

Inventor： Dongha Lee ,  Donghoon Kwak ,  Dukki Kim ,  Sehun Kim ,  Seoksoon Back

IPC: H10K59/122 ,  C09D11/30 ,  C09K11/06 ,  H10K59/12 ,  H10K71/00 ,  H10K85/10

Abstract: An ink for a display device, the ink includes: an organic material, wherein the organic material has a molecular weight greater than about 500 and less than about 1,000,000, and the organic material in the ink has a concentration and the molecular weight of the organic material satisfy: y