Biodegradable isocyanate-free polyurethane films <i>via</i> a noncatalytic route: facile modified polycaprolactone triol and biobased diamine as precursors
Dinesh Kumar Chelike, Senthil A. Gurusamy Thangavelu
Abstract
) values were observed for the PU films PU-1 (345.8 °C), PU-2 (309.6 °C) and PU-3 (344.6 °C), and further studies, including cross-link density, water contact angle, swelling behaviour and biodegradation (phosphate-buffered saline medium, pH = 7.2 at 45 °C) measurements, were conducted.
Topics & Concepts
DiamineIsocyanateFourier transform infrared spectroscopyPolyurethanePolycaprolactoneDifferential scanning calorimetryPolymer chemistryThermogravimetric analysisHexamethylene diisocyanateMaterials scienceChemistryDiolNuclear chemistryOrganic chemistryChemical engineeringPolymerPhysicsEngineeringThermodynamicsCarbon dioxide utilization in catalysisbiodegradable polymer synthesis and propertiesPolymer composites and self-healing