A photoconductive imaging member comprised of a supporting substrate, a hole blocking layer thereover, a photogenerating layer and a charge transport layer, and wherein the hole blocking {HEAD ~ layer} is comprised of a crosslinked polymer material schematically represented by structure , and is derived from crosslinking {TAIL ~ a mixture} of electron transport polymer and organosilane  
is derived from crosslinking
A photoconductive imaging member comprised of a supporting substrate , a hole blocking layer thereover , a photogenerating layer and a charge transport layer , and wherein the hole blocking { HEAD ~ layer } is comprised of a crosslinked polymer material schematically represented by structure , and is derived from crosslinking { TAIL ~ a mixture } of electron transport polymer and organosilane
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