US 9,812,654 B2
Phosphorescent materials for organic electroluminescent devices
Banumathy Balaganesan, Chung-Li (TW); Heh-Lung Huang, Chung-Li (TW); Huang-Ming Guo, Chung-Li (TW); and Po-Wei Hsu, Chung-Li (TW)
Assigned to E-RAY OPTOELECTRONICS TECHNOLOGY CO., LTD., Chung-Li (TW)
Filed by E-RAY OPTOELECTRONICS TECHNOLOGY CO., LTD., Chung-Li, Taiwan (TW)
Filed on Jun. 17, 2015, as Appl. No. 14/741,686.
Claims priority of provisional application 62/013,626, filed on Jun. 18, 2014.
Prior Publication US 2015/0372242 A1, Dec. 24, 2015
Int. Cl. H01L 51/50 (2006.01); H01L 51/00 (2006.01); C07D 487/04 (2006.01); C09K 11/06 (2006.01); C07D 471/04 (2006.01)
CPC H01L 51/0074 (2013.01) [C07D 471/04 (2013.01); C07D 487/04 (2013.01); C09K 11/06 (2013.01); H01L 51/0067 (2013.01); H01L 51/0072 (2013.01); H01L 51/0073 (2013.01); C09K 2211/1007 (2013.01); C09K 2211/1044 (2013.01); C09K 2211/1059 (2013.01); C09K 2211/1088 (2013.01); C09K 2211/1092 (2013.01); C09K 2211/185 (2013.01); H01L 51/0085 (2013.01); H01L 51/5016 (2013.01); H01L 2251/5384 (2013.01)] 5 Claims
OG exemplary drawing
 
1. An organic material having the following Formula (I):

OG Complex Work Unit Drawing
wherein X represents an oxygen or a sulfur atom; and Z represents a substituted or unsubstituted hetero-aromatic ring containing at least two nitrogens or an alkyl group with C2 to C6; and wherein the substituted or unsubstituted hetero-aromatic ring containing at least two nitrogens is selected from the group consisting of

OG Complex Work Unit Drawing