Organic electroluminescent device using organic electroluminescent compounds
申请人:Gracel Display Inc.
公开号:EP2100940A2
公开(公告)日:2009-09-16
The present invention relates to an organic electroluminescent device comprising an organic layer interposed between an anode and an cathode on a substrate, wherein the organic layer comprises an electroluminescent layer comprising one or more host compound(s) represented by Chemical Formula (1) and one or more dopant compound(s) represented by Chemical Formula (2):
The organic electroluminescent device according to the present invention exhibits long life, high efficiency and high luminance with good color purity and lowered operation voltage, as well as enhanced stability of device.
The present invention relates to an organic electroluminescent device comprising an organic layer interposed between an anode and an cathode on a substrate, wherein the organic layer comprises an electroluminescent layer comprising one or more host compound(s) represented by Chemical Formula (1) and one or more dopant compound(s) represented by Chemical Formula (2):
The organic electroluminescent device according to the present invention exhibits long life, high efficiency and high luminance with good color purity and lowered operation voltage, as well as enhanced stability of device.
Green Electroluminescent Compounds and Organic Electroluminescent Device Using the Same
申请人:Hyun Seung-Hak
公开号:US20090128010A1
公开(公告)日:2009-05-21
The present invention relates to organic electroluminescent compounds represented by Chemical Formula 1 or 2, a process for preparing the same, and an organic light emitting diode (OLED) which comprises, as a luminescent region interposed between an anode and a cathode, at least one compound (s) selected from those represented by Chemical Formula 1 or 2, and at least one compound selected from anthracene derivatives, benz[a]anthracene derivatives and naphthacene derivatives. The electroluminescent compound according to the present invention is a green electroluminescent compound having maximized electroluminescent efficiency and lifetime of device.