Red phosphorescent composition and organic electroluminescent device using the same

摘要

A red phosphorescent compound includes a host material being capable of transporting an electron or a hole; and a dopant material represented by following Formula 1:;
wherein the
;
is one of
;
and each of R1 to R4 is one of the group consisting of hydrogen atom (H), C1 to C6 substituted or non-substituted alkyl group, C1 to C6 substituted or non-substituted alkoxy group, and halogen atom.

主权项

1. A red phosphorescent composition, comprising:
a host material being capable of transporting an electron or a hole; and a dopant material represented by following Formula 1: wherein theand R1 is selected from hydrogen, C1 to C6 substituted or non-substituted alkyl group or C1 to C6 substituted or non-substituted alkoxy group, each of R2 to R6 is selected from hydrogen atom (H), C1 to C6 substituted or non-substituted alkyl group, C1 to C6 substituted or non-substituted alkoxy group, halogen atom, trimethylsilyl group and trifluoromethyl, and at least one of the R2 and R6 is selected from C1 to C6 substituted or non-substituted alkyl group, C1 to C6 substituted or non-substituted alkoxy group, halogen atom, trimethylsilyl group or trifluoromethyl.