Novel organic electroluminescent compounds and organic electroluminescent device using the same
申请人:Gracel Display Inc.
公开号:EP2175005A1
公开(公告)日:2010-04-14
Provided are novel organic electroluminescent compounds, and organic electroluminescent devices comprising the same as electroluminescent material. Specifically, the organic electroluminescent compounds according to the present invention are represented by Chemical Formula (1):
wherein, at least one substituent(s) among Ar1, Ar2, R6, R7, R8, R9, R10, R11, R12, R13, R14 and R15 represent (s)
The organic electroluminescent compounds according to the present invention exhibit high luminous efficiency and excellent life property of material, so that an OLED having very good operation life can be manufactured therefrom.
Further, the organic electroluminescent compound according to the present invention, when it is contained in an electroluminescent layer or a hole transport layer, lowers the operation voltage to result in noticeable decrease in power consumption, with exhibiting at least comparable luminous efficiency as compared to conventional OLED's.
本发明提供了新型有机电致发光化合物,以及将其作为电致发光材料的有机电致发光器件。具体来说,本发明的有机电致发光化合物由化学式(1)表示:
其中,Ar1、Ar2、R6、R7、R8、R9、R10、R11、R12、R13、R14 和 R15 中至少一个取代基代表 (s)
根据本发明的有机电致发光化合物具有很高的发光效率和优异的材料寿命特性,因此可以用其制造出具有很好工作寿命的 OLED。
此外,根据本发明的有机电致发光化合物包含在电致发光层或空穴传输层中时,可降低工作电压,从而显著降低功耗,并至少表现出与传统有机发光二极管相当的发光效率。