SEARCH Articles Figures Tables Preparation of Branched Polystyrene Preparation of Degradable Hyperbranched Polystyrene Homopolymers with Cleavable Disulfide Linkages Preparation of Hyperbranched Polystyrene Homopolymers Preparation of Polystyrene by Free-Radical Mechanism Preparation of Polystyrene by a Free Radical Polymerization Process Preparation of Polystyrene by an Anionic Polymerization Method Preparation polystyrene Preparation, Properties and Applications of High-impact Polystyrene