Comparing Various Type of Natural Fibers as Filler in TPU: Mechanical Properties, Morphological and Oil Absorption BehaviorNor Azwin Ahad, Nur Fatin Hidayu Mohd Radzi, Nor Suhaida Sadli and Tan Jia SengMATEC Web Conf., 97 (2017) 01062DOI: https://doi.org/10.1051/matecconf/20179701062