The present invention relates to phosphorescent organic light-emitting diodes (OLEDs) including a hole-transporting or a hole-transporting and an electron-blocking layer including an N,N,N′,N′-tetraaryl-phenylene-3,5-diamine or an N,N,N′,N′-tetraaryl-1,1′-biphenyl-3,3′-diamine matrix compound and to new N,N,N′,N′-tetraarylsubstituted m-arylene diamine compounds useful as hole-transporting and electron-blocking layer matrices in phosphorescent OLEDs.
本发明涉及包括一个空穴传输层或一个空穴传输和电子阻挡层的
磷光有机发光二极管(OLED),其中包括一种N,N,N′,N′-四芳基苯基-3,5-二胺或一种N,N,N′,N′-四芳基-1,1′-
联苯-3,3′-二胺基基质化合物,并且涉及新的N,N,N′,N′-四芳基取代的m-芳香族二胺化合物,可用作
磷光OLED中的空穴传输和电子阻挡层基质。