20130195517 | CONDUCTIVE COATING, METHOD FOR PREPARING A COATING, ROLLER, AND METHOD FOR MANUFACTURING A ROLLER AND USING A COATING - A conductive coating is described, suitable for coating a developer, charge or transfer roller in a developing apparatus to give a charge providing layer. The coating comprises a conductive polymer in a matrix. A roller is also described, suitable for a developing apparatus comprising, from the centre to the periphery, a conductive mandrel, a conductive elastic base layer and a charge providing layer. | 08-01-2013 |