Patent ID: 8232549

Claim:
An iridium complex represented by Chemical Formula (1): [wherein, L is organic ligand; R 1 to R 8 independently represents hydrogen, linear or branched and saturated or unsaturated (C 1 -C 20 ) alkyl with or without halogen substituent(s), (C 3 -C 12 ) cycloalkyl, or (C 3 -C 12 ) cycloalkyl (C 1 -C 20 ) alkyl; X 1 represents hydrogen, halogen, cyano, linear or branched and saturated or unsaturated (C 1 -C 20 ) alkyl, (C 1 -C 20 ) alkoxy, tri (C 1 -C 20 ) alkylsilyl, tri (C 5 -C 20 ) arylsilyl, (C 3 -C 12 ) cycloalkyl, or (C 5 -C 20 ) aryl, and the alkyl, alkoxy, or aryl of X 1 may be further substituted by one or more substituent(s) selected from halogen, (C 1 -C 20 ) alkylsilyl, (C 5 -C 20 ) arylsilyl, mono or di (C 1 -C 20 ) alkylamino, or amino; m is an integer of 1 to 4.]