List of Articles زیستتخریبپذیر Open Access Article Abstract Page Full-Text 1 - Preparation and characterization of water-based biodegradable polyurethanes dispersion and investigating the effects of polyethylene glycol on the properties of biodegradability Behrooz Ranjbarfar Saeed Taghvaei Ganjali Mir Mohammad Alavi Nikje Shahram Moradi