Photoreceptor containing improved charge transporting small molecule

An electrophotographic imaging process comprising

• providing an electrophotographic imaging member comprising a supporting substrate and at least one photoconductive layer, said photoconductive layer comprising a charge transporting material selected from the group consisting of five categories of organic aromatic polyarylamine materials,
• the first of said categories being selected from the group consisting compounds represented by the following formulae:
• ##STR47## wherein:
• R.sub.1, R.sub.2, R.sub.3, R.sub.4 are independently selected from the group consisting of substituted or unsubstituted alkyl groups containing from 1 to 24 carbon atoms and substituted or unsubstituted aromatic groups,
• if at least one of R.sub.1, R.sub.2, R.sub.3, R.sub.4 is:
• ##STR48## then at least one other of R.sub.1, R.sub.2, R.sub.3, R.sub.4 is:
• ##STR49## Ar and Ar' are substituted or unsubstituted aromatic groups and Ar is different from Ar';
• the second of said categories being selected from compounds having two polymerizable functional groups represented by the following formulae as well as their polymeric reaction products:
• ##STR50## wherein:
• R.sub.2 and R.sub.3 are independently selected from the group consisting of substituted or unsubstituted alkyl groups containing from 1 to 24 carbon atoms and substituted or unsubstituted aromatic groups,
• E is selected from the group consisting of methyl ester, ethyl ester and acetyl groups and
• X and Y are selected from the group consisting of OH, Cl, Br and I.
• the third, fourth and fifth of said categories being selected from the group consisting compounds represented by the following formulae ##STR51## wherein:
• T.sub.1 and T.sub.2 are selected from the group consisting of ##STR52## and T.sub.2 can alternatively be selected from the group consisting of ##STR53## wherein R is selected from the group consisting of hydrogen, substituted or unsubstituted alkyl groups containing from 1 to 12 carbon atoms, and substituted or unsubstituted aromatic groups,
• N is an integer from 2 to 6,
• A is a connecting aromatic group,
• R.sub.5 is selected from the group consisting of substituted or unsubstituted alkyl groups containing from 1 to 24 carbon atoms and substituted or unsubstituted aromatic groups,
• R.sub.6 and R.sub.7 are independently selected from the group consisting of hydrogen, substituted or unsubstituted alkyl groups containing from 1 to 24 carbon atoms and substituted or unsubstituted aromatic groups, and
• m is an integer from 0 to 12;
• and
• the sixth of said categories being selected from compounds represented by the following formula:
• ##STR54## wherein Ar.sub.1 and Ar.sub.2 are substituted and unsubstituted aromatic groups,
• O is 1, 2 or 3,
• P is an integral from 4 to 8 and
• E is a connecting group selecting from the group consisting of:
• ##STR55## wherein M is a divalent metal ion. forming a uniform charge on the imaging member,
• exposing the imaging member to activating radiation in image configuration to form an electrostatic latent image,
• developing the latent image to form a toner image on the imaging member in conformance to the latent image, and
• transferring the toner image to a receiving member.