申请人:Luminescene Technology Corp.
公开号:US07754348B2
公开(公告)日:2010-07-13
The present invention discloses a phenanthroline compound which can be used as electron-transporting material in organic electroluminescence devices is disclosed. The mentioned phenanthroline compound is represented by the following.
wherein Ar is selected from the group consisting of hydrogen atom, alkyl, aryl, wherein R1, R2 and R3 are identical or different. R1, R2 and R3 are independently selected from the group consisting of hydrogen atom, alkyl, halide, wherein X1, X2 and X3 are identical or different. X1, X2 and X3 are independently selected from the atom or group consisting of O, S, N—R4 and R4 is selected from the group consisting of hydrogen atom, alkyl, aryl.
本发明揭示了一种苯并啉化合物,可用作有机电致发光器件中的电子传输材料。所述苯并啉化合物由以下式表示,其中Ar选自氢原子,烷基,芳基的群组中,而R1,R2和R3相同或不同。R1,R2和R3独立地选自氢原子,烷基,卤素化合物的群组中,而X1,X2和X3相同或不同。X1,X2和X3独立地选自O,S,N-R4的原子或群组中,而R4选自氢原子,烷基,芳基的群组中。