Chitosan, which is obtained by partial or total deacetylation ofchitin, is one of the most abundant polysaccharides in nature, anda promising material for the production of packaging materials dueto the attractive combination of price, abundance and thermoplas-tic behavior, apart from its more hydrophobic nature as comparedto starch. Moreover, chitosan is non-toxic, biodegradable, and hasantimicrobial activity.