申请人:Konica Minolta Holdings, Inc.
公开号:EP2236579A2
公开(公告)日:2010-10-06
The present invention relates to an organic electroluminescent element comprising a pair of electrodes having therebetween at least one constituting layer containing a phosphorescent light emitting layer, wherein one of the constituting layer contains a compound represented by Formula (1-11):
wherein Z1 represents an aromatic heterocylic ring which may have a substituent; Z2 represents an aromatic heterocylic ring which may have a substituent or an aromatic hydrocarbon ring which may have a substituent; Z3 represents a divalent linking group or a single bond; L represents a divalent linking group; and the two groups linked by L may be the same or different from each other.
本发明涉及一种有机电致发光元件,它包括一对电极,在这对电极之间至少有一个含有磷光发光层的构成层,其中一个构成层含有由式(1-11)表示的化合物:
其中 Z1 代表芳香杂环,可具有取代基;Z2 代表芳香杂环,可具有取代基或芳香烃环,可具有取代基;Z3 代表二价连接基团或单键;L 代表二价连接基团;由 L 连接的两个基团可彼此相同或不同。