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:
Jun. 28, 2022
Filed:
Sep. 20, 2019
Applicant:
Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd., Wuhan, CN;
Inventors:
Jiajia Luo, Wuhan, CN;
Xianjie Li, Wuhan, CN;
Jinchang Huang, Wuhan, CN;
Yu Gu, Wuhan, CN;
Lin Yang, Wuhan, CN;
Yamei Bai, Wuhan, CN;
Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/00 (2006.01); C07D 495/04 (2006.01); H01L 51/50 (2006.01);
U.S. Cl.
CPC ...
H01L 51/0074 (2013.01); C07D 495/04 (2013.01); H01L 51/0072 (2013.01); H01L 51/5056 (2013.01); H01L 2251/552 (2013.01);
Abstract
A dithiazine-based hole transport material, preparing method thereof and an organic light-emitting device are provided; a molecular structural formula of the hole transport material is as following: wherein Rand Rare each an electron-donating group.