| abstract |
An organic electroluminescent (EL) device with a charge transport component of an indolocarbazole compound represented by Formulas (I) or (II) ##STR1## wherein R and R' are independently selected from the group consisting of hydrogen, alkyl, alkoxyl, aryl, and halogen; m and n are numbers from 0 to 4; A 1 and A 2 are arylene; Ar 1 , Ar 2 , Ar 3 , and Ar 4 are aryl; R 1 and R 2 are independently selected from the group consisting of hydrogen, alkyl, alkoxyl, aryl, and halogen; and p is a number from 1 to 3. |