ing the growth rate of microorganisms are effective against the surface growth of (Floros et al. 1997; Han 2000; Suppakul microorganisms without migration (Suppakul et al. 2003). The aim of active packaging is et al. 2003). Also, antimicrobial coatings to increase the display life of the contained may be developed by incorporating nisin, products, while maintaining their quality, lactoferrin, sodium diacetate, sorbic acid, and safety, and sensory properties, without direct potassium sorbate into a coating material addition of active agents to the product (Limjaroen et al. 2003). Antimycotics and (Camo et al. 2008). Inclusion of the active antimicrobials have been added to food pack- agents, be they antioxidants, antimicrobials, aging films to delay outgrowth of mold. or any other, within the packaging material Potassium sorbate release from low-density 256 Chapter 13
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