Carrier transport material and light emitting device comprising same

The invention relates to a carrier transport material, comprising a nitrogen-containing compound having a structure represented by formula (I): # imgabs0 #, wherein Ar is selected from a group consisting of formula (i), formula (ii), formula (iii), formula (iv) and formula (v): # imgabs1 #, wherein R1, R2, R3, R4 and R5 are independently selected from hydrogen, monosubstituted or unsubstituted C1-C6 alkyl, monosubstituted or unsubstituted C1-C6 alkoxy or phenyl, R6 and R7 are independently selected from hydrogen or methyl, and R7 is selected from hydrogen or methyl. R8, R9, R10 and R11 are respectively and independently selected from hydrogen, mono-substituted or non-substituted C1-C6 alkyl, mono-substituted or non-substituted C1-C6 alkoxy or phenyl. 本发明涉及一种载体传输材料，包括一含氮化合物具有如式(I)所示的结构：#imgabs0#其中Ar是选自由以下组成的群组：式(i)、式(ii)、式(iii)、式(iv)及式(v)：#imgabs1#其中R1、R2、R3、R4、R5各自独立地选自氢、一取代或非取代的C1-C6烷基、一取代或非取代的C1-C6烷氧基或一苯基，R6、R7各自独立地选自氢或甲基，R8、R9、R10、R11各自独立地选自氢、一取代或非取代的C1-C6烷基、一取代或非取代的C1-C6烷氧基或苯基。