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