Patent ID: 7960080

Claim:
A photoconductor comprising a supporting substrate, a photogenerating layer, and a charge transport layer, and the photogenerating layor and/or the charge transport layer contains an aryl amine and an oxadiazole present in an amount of from about 0.1 to about 12 weight percent, and wherein said oxadiazole is selected from the group consisting of 2-(4-tert-butylphenyl)-5-(4-biphenylyl)-1,3,4-oxadiazole, 2,5-bis(4′-diethylaminophenyl)-1,3,4-oxadiazole, 2,5-bis(4-aminophenyl)-1,3,4-oxadiazole, 2,5-di(1-naphthyl)-1,3,4-oxadiazole, 2,5-diphenyl-1,3,4-oxadiazole, 3-bis[5-(4-tert-butylphenyl)-1,3,4-oxadiazol-2-yl]benzene, and 1,3,5-tris(4-tert-butylphenyl-1,3,4-oxadizolyl)-benzene, and wherein said aryl amine is selected from the group consisting of N,N′-bis(4-butylphenyl)-N,N′-di-p-tolyl-[p-terphenyl]-4,4′-diamine, N,N′-bis(4-butylphenyl)-N,N′-di-m-tolyl-[p-terphenyl]-4,4′-diamine, N,N′-bis(4-butylphenyl)-N,N′-di-o-tolyl-[p-terphenyl]-4,4′-diamine, N,N′-bis(4-butylphenyl)-N,N′-bis-(4-isopropylphenyl)-[p-terphenyl]-4,4′-diamine, N,N′-bis(4-butylphenyl)-N,N′-bis-(2-ethyl-6-methylphenyl)-[p-terphenyl]-4,4′-diamine, N,N′-bis(4-butylphenyl)-N,N′-bis-(2,5-dimethylphenyl)-[p-terphenyl]-4,4′-diamine, N,N′-diphenyl-N,N-bis(3-methylphenyl)-1,1′-biphenyl-4,4′-diamine, and N,N′-diphenyl-N,N′-bis(3-chlorophenyl)-[p-terphenyl]-4,4′-diamine.