In accordance with {HEAD ~ the invention} a quaternary ammonium material antistatic agent is added to the rubber formulation of {TAIL ~ such a developer roller} 
In accordance with { HEAD ~ the invention } a quaternary ammonium material antistatic agent is added to the rubber formulation of { TAIL ~ such a developer roller }
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL