Total revalorization of high impact polystyrene (HIPS): enhancing styrene recovery and upcycling of the rubber phase
N. Giakoumakis, Christophe Vos, K. Janssens, Jelle Vekeman, Mats Denayer, Frank De Proft, Carlos Márquez, Dirk De Vos
Abstract
The styrene recovery from high impact polystyrene waste can be enhanced by pre-fractionation with ethyl acetate followed by pyrolysis of the isolated polystyrene phase and ethenolysis of the polybutadiene phase.
Topics & Concepts
PolystyreneStyrenePhase (matter)Natural rubberChemistryMaterials scienceComposite materialPolymer chemistryChemical engineeringOrganic chemistryCopolymerPolymerEngineeringPolymer crystallization and propertiesMicroplastics and Plastic Pollutionbiodegradable polymer synthesis and properties