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.

Date of Patent:
Nov. 19, 2024

Filed:

Oct. 24, 2019
Applicant:

Beijing Summer Sprout Technology Co., Ltd., Beijing, CN;

Inventors:

Xiao Chen, Beijing, CN;

Chuanjun Xia, Beijing, CN;

Chi Yuen Raymond Kwong, Beijing, CN;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07F 7/08 (2006.01); H10K 50/11 (2023.01); H10K 50/13 (2023.01); H10K 85/40 (2023.01); H10K 85/60 (2023.01); H10K 101/10 (2023.01);
U.S. Cl.
CPC ...
C07F 7/0807 (2013.01); H10K 85/40 (2023.02); H10K 85/654 (2023.02); H10K 85/656 (2023.02); H10K 85/6572 (2023.02); H10K 85/6574 (2023.02); H10K 85/6576 (2023.02); H10K 50/11 (2023.02); H10K 50/13 (2023.02); H10K 2101/10 (2023.02);
Abstract

A silicon-containing electron transporting material and its application are disclosed. The silicon-containing electron transporting material employs a silicon-containing compound with a novel structure containing one or more silicon atoms and a specific group. The compound can be used as an electron transporting layer of an electroluminescent device, which can effectively improve the lifetime of the device and improve device performance. An electroluminescent device and compound formulation are also disclosed.


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