A decreasing trend of Θ in S 80 -TiO 2 NP can be observed compared to S 80 ( Figure 5 ), possibly due to the presence of some holes in this nanocomposite, which leads to an increase in the water drop absorption and thus in the hydrophilicity of the film.
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Effect of TiO<sub>2</sub> Nanoparticles and Extrusion Process on the Physicochemical Properties of Biodegradable and Active Cassava Starch Nanocomposites.
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