The results obtained in characterization analyses of coating/film
formulations with cassava starch, glycerol, carnauba wax and
stearic acid showed that high wax content and low glycerol concentration forms poor films, with rigid structure and poor gases and
water vapor barrier. Formulation 4, composed of 3% (w/w) of cassava starch, 1.5% (w/w) glycerol, 0.2% (w/w) of carnauba wax and
0.8% (w/w) of stearic acid presented coatings with good barrier
properties, and films with good mechanical, thermal, physical and
structural properties, suitable for use as coatings. It can be potentially used in minimally processed fruit for product quality maintenance and it will be evaluated in a further work.