公开(公告)号：US20230422537A1

公开(公告)日：2023-12-28

申请号：US18193218

申请日：2023-03-30

Applicant: Samsung Display Co., Ltd.

Inventor： Jonghoon Kim ,  Sehun Kim ,  Changhee Lee ,  Jingoo Kang ,  Yonghwi Kim ,  Myoungjin Park ,  Jaekook Ha

IPC: H10K50/115 ,  H10K50/16 ,  H10K50/15 ,  H10K50/00 ,  H10K50/828 ,  H10K85/60

CPC classification number: H10K50/115 ,  H10K50/16 ,  H10K50/15 ,  H10K50/401 ,  H10K50/828 ,  H10K85/626 ,  H10K85/6572 ,  H10K85/633 ,  H10K2102/103

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 first emission layer including a first quantum dot and a p-type compound; and a second emission layer including a second quantum dot and an n-type compound, the second emission layer is in a direction of the first electrode, and the first electrode is a cathode.

公开(公告)号：US20240206219A1

公开(公告)日：2024-06-20

申请号：US18465289

申请日：2023-09-12

Applicant: Samsung Display Co., Ltd.

Inventor： Jonghoon Kim ,  Changhee Lee ,  Jingoo Kang ,  Sehun Kim ,  Yonghwi Kim ,  Myoungjin Park ,  Jongwoo Shin ,  Juyon Lee ,  Jaekook Ha

IPC: H10K50/16 ,  C09K11/02 ,  C09K11/54 ,  C09K11/88 ,  H10K50/115 ,  H10K71/15

CPC classification number: H10K50/16 ,  C09K11/02 ,  C09K11/54 ,  C09K11/88 ,  H10K50/115 ,  H10K71/15

Abstract: An electron transport layer including a mixed composition including a solvent, a metal oxide, and a metal halogen compound.

公开(公告)号：US20230284521A1

公开(公告)日：2023-09-07

申请号：US18178842

申请日：2023-03-06

Applicant: Samsung Display Co., Ltd.

Inventor： Juyon Lee ,  Jingoo Kang ,  Sehun Kim ,  Yonghwi Kim ,  Jonghoon Kim ,  Myoungjin Park ,  Junwoo Park ,  Sanghee Yu ,  Jaekook Ha

IPC: H10K85/60

CPC classification number: H10K85/611 ,  H10K50/16

Abstract: A light-emitting device including: a substrate; a cathode on the substrate; an anode facing the cathode; and an interlayer including an emission layer, wherein the interlayer is located between the cathode and the anode; and a thermal acid generator.

公开(公告)号：US20230284523A1

公开(公告)日：2023-09-07

申请号：US18149432

申请日：2023-01-03

Applicant: Samsung Display Co., Ltd.

Inventor： Juyon Lee ,  Jingoo Kang ,  Jaekook Ha ,  Yonghwi Kim ,  Jonghoon Kim ,  Myoungjin Park ,  Sanghee Yu

IPC: H10K85/60 ,  H10K71/10

CPC classification number: H10K85/655 ,  H10K71/10 ,  H10K85/60 ,  H10K50/115

Abstract: Provided is a light-emitting device including: a first electrode; a second electrode facing the first electrode; an interlayer between the first electrode and the second electrode, the interlayer including an emission layer; and an electron transport region between the second electrode and the emission layer, wherein the first electrode may be an anode, the second electrode may be a cathode, and the electron transport region may include an acid generator.

公开(公告)号：US20230284522A1

公开(公告)日：2023-09-07

申请号：US18178902

申请日：2023-03-06

Applicant: Samsung Display Co., Ltd.

Inventor： Juyon Lee ,  Jingoo Kang ,  Sehun Kim ,  Yonghwi Kim ,  Jonghoon Kim ,  Myoungjin Park ,  Junwoo Park ,  Sanghee Yu ,  Jaekook Ha

IPC: H10K85/60

CPC classification number: H10K85/611 ,  H10K50/16

Abstract: A light-emitting device, including: a substrate; a cathode disposed on the substrate; an anode facing the cathode; and an interlayer including an emission layer, wherein the interlayer is located between the cathode and the anode, and wherein the light-emitting device further includes a photoacid generator.

公开(公告)号：US20230284471A1

公开(公告)日：2023-09-07

申请号：US18164928

申请日：2023-02-06

Applicant: Samsung Display Co., Ltd.

Inventor： Juyon Lee ,  Yonghwi Kim ,  Jonghoon Kim ,  Myoungjin Park ,  Junwoo Park

IPC: H10K50/16 ,  H10K50/15 ,  H10K50/115 ,  H10K71/13 ,  H10K59/122 ,  C09K11/08 ,  H10K85/60 ,  G03F7/004

CPC classification number: H10K50/16 ,  H10K50/15 ,  H10K50/115 ,  H10K71/135 ,  H10K59/122 ,  C09K11/0805 ,  H10K85/60 ,  H10K85/631 ,  H10K85/6572 ,  G03F7/0045

Abstract: A light-emitting device including a substrate; a first electrode disposed on the substrate; a second electrode facing the first electrode; an interlayer disposed between the first electrode and the second electrode, wherein the interlayer includes an emission layer; and an antioxidant, wherein the first electrode is a cathode, and the second electrode is an anode.

公开(公告)号：US20230038085A1

公开(公告)日：2023-02-09

申请号：US17849542

申请日：2022-06-24

Applicant: Samsung Display Co., Ltd.

Inventor： Hyunmi Doh ,  Changhee Lee ,  Jingoo Kang ,  Sehun Kim ,  Yonghwi Kim ,  Jonghoon Kim ,  Seunguk Noh ,  Myoungjin Park ,  Yunku Jung

IPC: C01G9/02 ,  H01L51/50 ,  H01L51/56

Abstract: A method of manufacturing an inorganic oxide particle having an inorganic oxide core and a hydroxyl group bonded to a surface thereof includes: preparing a first composition including an inorganic oxide core precursor and a proton supply compound; and heating the first composition. Additional embodiments provide a method of manufacturing an inorganic oxide layer including an inorganic oxide particle manufactured by the method, and a light-emitting device including an inorganic oxide layer manufactured by the method.