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:
Nov. 25, 2025
Filed:
Sep. 30, 2020
Applicant:
Tcl Technology Group Corporation, Huizhou, CN;
Inventor:
Huijun Qin, Huizhou, CN;
Assignee:
TCL TECHNOLOGY GROUP CORPORATION, Huizhou, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10K 50/115 (2023.01); C09K 11/54 (2006.01); C09K 11/88 (2006.01); H10K 50/16 (2023.01);
U.S. Cl.
CPC ...
H10K 50/115 (2023.02); C09K 11/54 (2013.01); C09K 11/88 (2013.01); H10K 50/16 (2023.02);
Abstract
A composite material includes a light-emitting quantum dot, and a first ligand and a second ligand bound on a surface of the light-emitting quantum dot. The first ligand includes an oil-soluble organic ligand, and the second ligand including a halogen ligand or a water-soluble ligand.