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:
Oct. 13, 2026
Filed:
Aug. 30, 2021
Beijing Boe Technology Development Co., Ltd., Beijing, CN;
Boe Technology Group Co., Ltd., Beijing, CN;
Wenhai Mei, Beijing, CN;
Beijing BOE Technology Development Co., Ltd., Beijing, CN;
Abstract
The disclosure provides quantum dot materials, quantum dot light-emitting devices and preparation methods thereof. The quantum dot material comprises a quantum dot body and a quantum dot ligand forming a coordination interaction therewith, the quantum dot ligand satisfying a first general formula comprising: wherein A is a ligand group, B is a first linkage group, C1 is a first polar group, C2 is a second polar group, D1 is a second linkage group, D2 is a third linkage group, E is a terminal group; m is an integer greater than or equal to 1; i is an integer greater than or equal to 1; the first linkage group comprises —(CH)—; the second and third linkage groups each comprise at least one of and n is an integer greater than or equal to 0.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile