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. 19, 2025
Filed:
Apr. 20, 2021
Applicants:
Beijing Boe Technology Development Co., Ltd., Beijing, CN;
Boe Technology Group Co., Ltd., Beijing, CN;
Inventor:
Wenhai Mei, Beijing, CN;
Assignees:
Beijing BOE Technology Development Co., Ltd., Beijing, CN;
BOE TECHNOLOGY GROUP CO., LTD., Beijing, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10K 50/16 (2023.01); C09K 11/06 (2006.01); H10K 50/115 (2023.01); H10K 71/12 (2023.01); H10K 50/18 (2023.01); H10K 71/00 (2023.01);
U.S. Cl.
CPC ...
C09K 11/06 (2013.01); H10K 50/115 (2023.02); H10K 71/12 (2023.02); H10K 50/166 (2023.02); H10K 50/18 (2023.02); H10K 50/181 (2023.02); H10K 71/00 (2023.02);
Abstract
The present disclosure provides a light-emitting device, comprising: a first carrier transport layer disposed on a substrate; and a light-emitting layer disposed on a side of the first carrier transport layer away from the substrate; wherein the first carrier transport layer comprises a first transport sublayer comprising nanoparticles and an inorganic ligand connected to the surface of the nanoparticles, wherein the inorganic ligand comprises a halogen group element or an oxygen group element.