Patent ID: 8092358

Claim:
A charging member comprising: a support, an electroconductive elastic layer and a surface layer in this order, wherein said surface layer comprises polysiloxane and silsesquioxane, wherein said polysiloxane has a first unit represented by SiO 0.5 R 1 (OR 2 )(OR 3 ), a second unit represented by SiO 1.0 R 4 (OR 5 ) and a third unit represented by SiO 1.5 R 6 , and said silsesquioxane is at least one compound selected from the group consisting of compounds represented by the following compounds (1) to (6): wherein R 1 , R 4 and R 6 each independently represent a substituted or unsubstituted alkyl group, or a substituted or unsubstituted aryl group; R 2 , R 3 and R 5 each independently represent a hydrogen atom or a substituted or unsubstituted alkyl group; R 101 to R 616 in the compounds (1) to (6) are each independently at least one selected from the group consisting of a substituted or unsubstituted alkyl group, a substituted or unsubstituted aryl group, and a group represented by the following Formula (7): wherein X, Y and Z are each independently at least one selected from the group consisting of a substituted or unsubstituted alkyl group and a substituted or unsubstituted aryl group; and m is an integer of 1 to 20.