Charging roll whose outermost layer contains grafted carbon

摘要

A charging roll which is held in rolling contact with a photosensitive drum for charging the photosensitive drum. The charging roll is characterized by including an outermost layer (18) formed of a resin composition containing a grafted carbon as an electrically conductive agent. The grafted carbon includes a carbon black and a polymer which is grafted on the carbon black so as to cover a surface of the carbon black.