produced
extruded ethyleneevinyl alcohol copolymer (EVOH)
films containing catechin, quercetin and tea extract as antioxidant
agents. In these studies, the addition of these bioactive
compounds did not greatly modify their water and
oxygen permeability, glass transition temperature (Tg) or
crystallinity, but improved their thermal resistance. Release
studies showed that both antioxidants were released in aqueous and alcoholic food simulants, the release being
higher in the case of catechin-containing samples.