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. 08, 2022
Filed:
Oct. 17, 2018
Lg Chem, Ltd., Seoul, KR;
Jun Yun, Daejeon, KR;
Joo Yong Yoon, Daejeon, KR;
Yeon Hwan Kim, Daejeon, KR;
Wanpyo Hong, Daejeon, KR;
LG CHEM, LTD., Seoul, KR;
Abstract
Provided is a compound of Chemical Formula: where Rand Rare each independently hydrogen, a substituted or unsubstituted Calkyl, a substituted or unsubstituted Calkoxy, a substituted or unsubstituted Chaloalkyl, a substituted or unsubstituted Chaloalkoxy, halogen, cyano, tri(Calkyl)silyl, a substituted or unsubstituted Caryl, or a substituted or unsubstituted Cheteroaryl containing at least one of O, N, Si and S, Rand Rare each independently hydrogen, deuterium, a substituted or unsubstituted Calkyl, a substituted or unsubstituted Calkoxy, a substituted or unsubstituted Chaloalkyl, a substituted or unsubstituted Chaloalkoxy, halogen, cyano, tri(Calkyl)silyl, or a substituted or unsubstituted Cheteroaryl containing at least one of O, N, Si and S, and Ar is Caryl, or Cheteroaryl containing at least one of O, N, Si and S, wherein the Caryl, or Cheteroaryl is substituted with 1 to 5 substituents each selected from the group consisting of a substituted or unsubstituted Calkyl, a substituted or unsubstituted Calkoxy, a substituted or unsubstituted Chaloalkyl, a substituted or unsubstituted Chaloalkoxy, halogen, cyano, and tri(Calkyl)silyl, and an organic light emitting device including the same.