The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 29, 2023
Filed:
Dec. 01, 2020
Applicant:
Samsung Electronics Co., Ltd., Suwon-si, KR;
Inventors:
Jongwon Chung, Hwaseong-si, KR;
Hyungjun Kim, Suwon-si, KR;
Byunghwa Seo, Seongnam-si, KR;
YongChul Kim, Seoul, KR;
Assignee:
SAMSUNG ELECTRONICS CO., LTD., Gyeonggi-Do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/50 (2006.01); C09K 11/66 (2006.01); H10K 85/10 (2023.01); H10K 85/60 (2023.01); H10K 50/15 (2023.01); H10K 50/16 (2023.01);
U.S. Cl.
CPC ...
C09K 11/665 (2013.01); H10K 85/151 (2023.02); H10K 85/633 (2023.02); H10K 85/654 (2023.02); H10K 85/655 (2023.02); H10K 50/15 (2023.02); H10K 50/16 (2023.02);
Abstract
A light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an activation layer located between the first electrode and the second electrode and includes an emission layer and an auxiliary layer, wherein the auxiliary layer is located between the first electrode and the emission layer and includes a block copolymer, the block copolymer includes at least one hydrophilic block and at least one hydrophobic block, and the emission layer includes a perovskite structure.