Chitosan/polyethylene glycol fumarate blend film: Physical and antibacterial properties

► The biocompatible blend films based on chitosan and PEGF are prepared. ► The physical properties of these films are evaluated in detail. ► We explore the relationship between blend ratio and surface properties of the film. ► Effect of blend ratios on mechanical characteristics of the films will be assessed. ► The films pose excellent characteristics regarding their antibacterial activity.