Composition of butadiene-styrene copolymers from sodium-catalyzed polymerization.
D002070:Butadienes; D007477:Ions; D058105:Polymerization; D011137:Polystyrenes; D012964:Sodium
D002070:Butadienes; D007477:Ions; D011137:Polystyrenes; C024075:styrofoam; D012964:Sodium; C031763:1,3-butadiene