TiO2/LDPE composites: A new floating photocatalyst for solar degradation of organic contaminants

► Floating photocatalysts based on TiO2/polyethylene were prepared and characterized. ► Highly active and efficient floating photocatalyst for degradation of dyes. ► Potential applications, as in the treatment of wastewater located in remote areas. ► Photocatalyst can be recycled and reused.