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:
Jan. 06, 2026
Filed:
May. 15, 2020
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Jihye Kim, Daejeon, KR;
Sung Kil Hong, Daejeon, KR;
Yeon Hwan Kim, Daejeon, KR;
Daegyeon Kwon, Daejeon, KR;
Heesung Ahn, Daejeon, KR;
Assignee:
LG CHEM, LTD., Seoul, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 27/48 (2006.01); C09K 11/06 (2006.01); H10K 50/11 (2023.01); B07C 5/344 (2006.01); C07D 209/86 (2006.01); C07D 403/14 (2006.01); C07D 405/04 (2006.01); C07F 7/08 (2006.01); C07F 9/53 (2006.01); C07F 15/00 (2006.01); H10K 50/12 (2023.01); H10K 71/00 (2023.01); H10K 85/40 (2023.01); H10K 85/60 (2023.01); H10K 101/30 (2023.01);
U.S. Cl.
CPC ...
G01N 27/48 (2013.01); C09K 11/06 (2013.01); H10K 50/11 (2023.02); B07C 5/344 (2013.01); C07D 209/86 (2013.01); C07D 403/14 (2013.01); C07D 405/04 (2013.01); C07F 7/081 (2013.01); C07F 9/5325 (2013.01); C07F 15/0033 (2013.01); H10K 50/12 (2023.02); H10K 71/00 (2023.02); H10K 85/40 (2023.02); H10K 85/636 (2023.02); H10K 85/649 (2023.02); H10K 85/658 (2023.02); H10K 2101/30 (2023.02);
Abstract
Provided is a method for selecting a material for an organic light-emitting device, the method including comparing the reversibilities (electrical stability in the (+) radical and (−) radical states of a material) of the material using cyclic voltammetry (CV).