Preparation and Characterization of Polyurethane Films Using Corn (Zea mays L.) Oil-based PolyolFrancis Louise J. Fajardo, John Ralou M. dela Peña, Juchris D. Bayani and Eduardo R. MagdaluyoMATEC Web of Conferences, 43 (2016) 01004DOI: https://doi.org/10.1051/matecconf/20164301004