Patent ID: 6479202
Filing Date: 2002-11-12
Classification: G03G

Abstract:
An electrophotographic photoreceptor having on a support, a resin layer comprising a siloxane resin formed by hardening a compound represented by Formula 1, 2 or 3, or a hydrolyzed product which has a structural unit having a charge transportation ability, wherein a ratio M1/M2 of the sum of the amount in moles M1 of the compound represented by Formula 1 and that represented by Formula 2 to the amount in moles of the compound represented by Formula 3 is within the range of from 0.01 to 1.Si(OR1â€²)4â€ƒâ€ƒFormula 1 R1Si(OR2â€²)3â€ƒâ€ƒFormula 2 R1R2Si(OR3â€²)2â€ƒâ€ƒFormula 3 wherein the formulas, R1 and R2 each represented an alkyl group having one to ten carbon atoms, a phenyl group, an aryl group, a vinyl group, an amino group, a &ggr;-clycidoxypropyl group, a &ggr;-methacryloxypropyl group, or a CnF2n+1C2H4â€” group; R1â€², R2â€² and R3â€² each represented an alkyl group and the groups represented by R1â€², R2â€² and R3â€² may be the same or different from each other.