Patent ID: 8742104

Claim:
A saturated N-heterocyclic carbene ligand metal complex represented by Chemical Formula 1: wherein A is X 2 , R 1 and R 2 are identical to or different from one another, and each of R 1 and R 2 is C 1 -C 18 linear or branched alkyl, C 5 -C 18 cycloalkyl, C 3 -C 18 unsaturated acyclic hydrocarbon, or phenyl, and X 2 is hydrogen, C 1 -C 3 linear or branched alkyl, or phenyl; M is a group 10 transition metal in the periodic table with oxidation state 0; m is an integer from 1 to 2; B 1 and B 2 are identical to or different from each other, and each of B 1 and B 2 is X 3 is C 1 -C 3 linear or branched alkyl, or phenyl; D is oxygen or 1 is an integer from 1 to 4; and R 3 , R 4 , R 5 , R 6 , R 7 , and R 8 are identical to or different from one another, and each of R 3 , R 4 , R 5 , R 6 , R 7 , and R 8 is hydrogen, C 1 -C 3 linear or branched alkyl, or phenyl.