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:
May. 08, 2012
Filed:
Mar. 23, 2007
Hye-young Jang, Daejeon Metropolitan, KR;
Jae-chol Lee, Daejeon Metropolitan, KR;
Jin-kyoon Park, Daejeon Metropolitan, KR;
Kong-kyeom Kim, Daejeon Metropolitan, KR;
Ji-eun Kim, Daejeon Metropolitan, KR;
Tae-yoon Park, Daejeon Metropolitan, KR;
Sung-kil Hong, Daejeon Metropolitan, KR;
Sang-young Jeon, Daejeon Metropolitan, KR;
Dong-seob Jeong, Daejeon Metropolitan, KR;
Hye-Young Jang, Daejeon Metropolitan, KR;
Jae-Chol Lee, Daejeon Metropolitan, KR;
Jin-Kyoon Park, Daejeon Metropolitan, KR;
Kong-Kyeom Kim, Daejeon Metropolitan, KR;
Ji-Eun Kim, Daejeon Metropolitan, KR;
Tae-Yoon Park, Daejeon Metropolitan, KR;
Sung-Kil Hong, Daejeon Metropolitan, KR;
Sang-Young Jeon, Daejeon Metropolitan, KR;
Dong-Seob Jeong, Daejeon Metropolitan, KR;
LG Chem, Ltd., Seoul, KR;
Abstract
The present invention relates to a novel diamine derivative, a method for preparation thereof, and an organic electronic device using the same. The diamine derivative according to the present invention can serve as a hole injecting, hole transporting, electron injecting, electron transporting, or light emitting material in an organic electronic device including an organic light emitting device. Particularly, it can be used as a light emitting material as used alone, and also serve as a light emitting host, or a light emitting dopant, in particular, a blue light emitting dopant. The organic electronic device according to the present invention exhibits excellent characteristics in terms of efficiency, drive voltage, life time, and stability.