
Packaging film is a thin plastic layer used to preserve, protect, market, and distribute various food items. It provides protection from loss of nutrients, color, aroma, taste, and maintaining the functional properties of food. Packaging films also help protect food from harmful effect of microorganisms. Plastic films such as polyethylene, polypropylene, polyethylene terephtalate, polyvinylchloride, polyamide, and ethylene vinyl alcohol are used to package food. They also protect food from dirt, germs, liquids, and gases. Packaging films are used to pack various food products such as dry foods, liquid & semi-solid food, meat, cheese, snack items, biscuits, dairy products, and other bakery items. They help increase the shelf life of food and also protect food from ultraviolet radiation. Based on material, the global market for packaging films for food is segmented into polyethylene, polypropylene, polyester, polyvinyl chloride, polyamide, ethylene vinyl alcohol, and others.