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. 12, 2018
Filed:
Oct. 26, 2015
Samsung Display Co., Ltd., Yongin-si, Gyeonggi-do, KR;
Samsung Display Co., Ltd., Yongin-si, KR;
Abstract
A material for an organic electroluminescent device having high emission efficiency and an organic electroluminescent device utilizing the same. The material is represented by Formula 1. In Formula 1, Xto Xare each independently hydrogen, deuterium, a halogen atom, an alkyl group having 1 to 15 carbon atoms, or a substituted or unsubstituted aryl group; Arand Arare each independently a substituted or unsubstituted aryl group having 6 to 12 carbon atoms for forming a ring; L is a substituted or unsubstituted arylene group; n is an integer from 1 to 3; at least one L is a phenylene group represented by Formula 2. In Formula 2, Yto Yare each independently a direct linkage, hydrogen, deuterium, halogen, an alkyl group having 1 to 15 carbon atoms, an alkenyl group having 2 to 15 carbon atoms, or a substituted or unsubstituted aryl group.