{HEAD ~ An electrophotographic developer roller} is made by casting {TAIL ~ urethane prepolymer} mixed with a polybutadiene, a trifunctional curative, ferric chloride powder, and an antioxidant 
is made by casting
{ HEAD ~ An electrophotographic developer roller } is made by casting { TAIL ~ urethane prepolymer } mixed with a polybutadiene , a trifunctional curative , ferric chloride powder , and an antioxidant
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