Patent ID: 6141516
Filing Date: 2000-10-31
Classification: G03G,Y10T

Abstract:
A bias charging member comprising:a) a conductive core,b) a biasing means and,c) an outer surface layer provided on said conductive core and comprising a fluorinated carbon filled fluoroelastomer, wherein the fluoroelastomer is selected from the group consisting of a) copolymers of vinylidenefluoride and hexafluoropropylene, b) terpolymers of vinylidenefluoride, hexafluoropropylene and tetrafluoroethylene, and c) volume grafted fluoroelastomers, wherein said bias charging member is capable of receiving a bias for contact charging a member to be charged, and wherein said fluorinated carbon is present in an amount of from about 5 to about 15 percent by weight based on the weight of total solids.