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:
Sep. 01, 2015
Filed:
Nov. 29, 2012
Applicant:
Lg Display Co., Ltd., Seoul, KR;
Inventors:
Jong Kwan Bin, Gyeonggi-do, KR;
In Bum Song, Seoul, KR;
Jung Keun Kim, Seoul, KR;
Nam Sung Cho, Daejeon, KR;
Bang Sook Lee, Seoul, KR;
Suk Young Bae, Seoul, KR;
Young Ju Ryu, Busan, KR;
Assignee:
LG Display Co., Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/50 (2006.01); H01L 51/00 (2006.01); C07F 7/10 (2006.01);
U.S. Cl.
CPC ...
H01L 51/0072 (2013.01); C07F 7/10 (2013.01); H01L 51/0071 (2013.01); H01L 51/0094 (2013.01); H01L 51/5092 (2013.01); H01L 51/5016 (2013.01);
Abstract
A host material is disclosed. The host material, as a compound which is represented by the following formula 1, has a chemical structure in which nitrogen and silicon atoms are chemically and directly bonded to each other. Wherein the 'a' is one selected from a material group which includes N, S, O, SOand NSiGGG, and the 'G1, G2 and G3' each become one of a hydrogen, and aromatic, heterocyclic and aliphatic groups which are or not substituted, respectively.