An electrophotographic photoconductor comprising a charge generation layer containing a charge generation material and a charge transfer layer containing a charge transfer material laminating in this order on a conductive support with an undercoat layer interposed between the charge generation layer and the conductive support, or comprising a monolayer type photosensitive layer containing a charge generation material and a charge transport material being formed on a conductive support with an undercoat layer interposed between the monolayer type photosensitive layer and the conductive support, wherein
the charge transport layer or the monolayer type photosensitive layer contains, as a charge transfer material, a bisamine compound represented by the following general formula (I):
一种电子摄影感光体,包括以下顺序层叠的层:在导电支撑体上,介于电荷发生层和导电支撑体之间的底涂层、含电荷发
生物质的电荷发生层和含电荷转移物质的电荷转移层;或者包括以下层:在导电支撑体上,介于单层型感光层和导电支撑体之间的底涂层、含电荷发
生物质和电荷传输物质的单层型感光层。其中,电荷转移层或单层型感光层包含以下式子所表示的双胺化合物作为电荷转移物质:(I)