mechanical strength, and thermal stability in comparison to the pure polymer; however, in order to have a nanocomposite material, the nanoparticle must be efficiently dispersed in the polymeric matrix without the presence of aggregates having micrometric dimensions. Nanocomposite materials can be obtained via compounding10 or via ‘‘in situ’’ polymerization; usually the latter guarantees an improved interaction and a better dispersion in the polymeric matrix