Patent ID: 6110628
Filing Date: 2000-08-29
Classification: G03G

Abstract:
An electrophotographic photosensitive member comprising a support and a photosensitive layer provided on the support, wherein said electrophotographic photosensitive member has a surface layer containing a resin having at least one of repeating units represented by the following Formulas (1) and (2): ##STR102## wherein n represents an integer of 0 or more; R.sub.1 's each independently represent a hydrogen atom, a halogen atom, a hydroxyl group, a substituted or unsubstituted alkyl group, a substituted or unsubstituted unsaturated aliphatic hydrocarbon group, a substituted or unsubstituted aryl group, a substituted or unsubstituted cycloalkyl group, a substituted or unsubstituted cyclodienyl group, a substituted or unsubstituted alkoxyl group, a substituted carbonyl group, an aldehyde group or a substituted or unsubstituted heterocyclic group; and R.sub.2 's each independently represent a hydrogen atom, a halogen atom, a hydroxyl group, a substituted or unsubstituted alkyl group, a substituted or unsubstituted unsaturated aliphatic hydrocarbon group, a substituted or unsubstituted aryl group, a substituted or unsubstituted cycloalkyl group, a substituted or unsubstituted cyclodienyl group, a substituted or unsubstituted alkoxyl group, a substituted carbonyl group, an aldehyde group or a substituted or unsubstituted heterocyclic group; ##STR103## wherein m represents an integer of 0 or more; R.sub.3 's each independently represent a hydrogen atom, a halogen atom, a hydroxyl group, a substituted or unsubstituted alkyl group, a substituted or unsubstituted unsaturated aliphatic hydrocarbon group, a substituted or unsubstituted aryl group, a substituted or unsubstituted cycloalkyl group, a substituted or unsubstituted cyclodienyl group, a substituted or unsubstituted alkoxyl group, a substituted carbonyl group, an aldehyde group or a substituted or unsubstituted heterocyclic group; and R.sub.4 's each independently represent a hydrogen atom, a halogen atom, a hydroxyl group, a substituted or unsubstituted alkyl group, a substituted or unsubstituted unsaturated aliphatic hydrocarbon group, a substituted or unsubstituted aryl group, a substituted or unsubstituted cycloalkyl group, a substituted or unsubstituted cyclodienyl group, a substituted or unsubstituted alkoxyl group, a substituted carbonyl group, an aldehyde group or a substituted or unsubstituted heterocyclic group.