Patent ID: 7268365

Claim:
An article comprising a substrate, said substrate having deposited thereon a 1,3-diimine copper complex of formula (II), wherein R 5 and R 8 are dimethylamino; and R 6 and R 7 are independently selected from the group consisting of H, C 1 -C 5 alkyl, phenyl, benzyl, and 4-pyridinyl, with the proviso that the total number of carbons in R 5 -R 8 is 4-14; or R 5 and R 8 are independently selected from the group consisting of H, C 1 -C 5 alkyl, and dimethylamino; and R 6 and R 7 are selected from the group consisting of H, C 1 -C 5 alkyl, phenyl, benzyl, and 4-pyridinyl, with the proviso that either R 6 or R 7 is 4-pyridinyl, and the proviso that the total number of carbons in R 5 -R 8 is 4-14.