Patent ID: 8048337

Claim:
A composition comprising a mixture of an electrically conductive polymer and at least one iridium organometallic compound of Formula 2: wherein R 1 , R 2 and R 3 , which are identical to or different from each other, are independently H, a substituted or unsubstituted C 1 -C 20 alkyl group, a substituted or unsubstituted C 1 -C 20 alkoxy group, a substituted or unsubstituted C 3 -C 20 cycloalkyl group, a substituted or unsubstituted C 3 -C 20 heterocycloalkyl group, a substituted or unsubstituted C 6 -C 30 aryl group, a substituted or unsubstituted C 4 -C 30 heteroaryl group, a substituted or unsubstituted C 7 -C 30 arylalkyl group, or a substituted or unsubstituted C 6 -C 30 aryloxy group, Z 1 and Z 2 , which are identical to or different from each other, are independently O, N or S, and n is 3.