Sustainable utilization of waste expanded polystyrene in cellulose acetate polymer blend membranes for CO 2 /CH 4 separation

Key Points

• The aim is to develop eco-friendly blend membranes for efficient carbon dioxide separation.
• Developed membranes using waste expanded polystyrene and cellulose acetate.
• Utilized solution casting and solvent evaporation techniques for fabrication.
• Tested membranes for carbon dioxide separation efficiency.
• Membranes demonstrated effective separation of carbon dioxide from methane.
• Utilization of waste material contributes to sustainability.
• Process leads to potential cost-effective solutions for gas separation applications.