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:
Dec. 18, 2012
Filed:
May. 01, 2009
Seok-hwan Hwang, Suwon-si, KR;
Young-kook Kim, Suwon-si, KR;
Chang-ho Lee, Suwon-si, KR;
Seok-jong Lee, Suwon-si, KR;
Seung-gak Yang, Suwon-si, KR;
Hee-yeon Kim, Suwon-si, KR;
Jung-han Shin, Suwon-si, KR;
Seok-Hwan Hwang, Suwon-si, KR;
Young-Kook Kim, Suwon-si, KR;
Chang-Ho Lee, Suwon-si, KR;
Seok-Jong Lee, Suwon-si, KR;
Seung-Gak Yang, Suwon-si, KR;
Hee-Yeon Kim, Suwon-si, KR;
Jung-Han Shin, Suwon-si, KR;
Samsung Display Co., Ltd., Giheung-Gu, Yongin, Gyeonggi-Do, KR;
Abstract
A triarylamine-based compound of formula 1, a method of preparing the same, and an organic light emitting device including the triarylamine-based compound of formula 1: where Arthrough Arare independently a substituted or unsubstituted C6-C30 aryl group or a substituted or unsubstituted C2-C30 heterocyclic group; R is a halogen atom, a cyano group, a substituted or unsubstituted C1-C30 alkyl group; n is an integer of 1 through 3; and m is an integer of 1 through 3. The triarylamine-based compound of formula 1 has excellent electrical properties and a great charge transporting capability. An organic light emitting device including an organic layer formed of the triarylamine-based compound has high efficiency, low operating voltage, great luminance, and long lifetime.