punebased parakh agro industries ltd&rsquos film pouch for shelfstable milk has won a gold award at the 26th dupont awards for packaging innovation. uht ultrahigh temperature processed milk is now packed in a flexible pouch that has a shelf life of 90 days.pouch uses a fivelayer evohbased film made with dupont bynel 4109 tielayer resin. no refrigeration is required until it is opened, and there is no need to boil the milk before it is consumed.the milk is sterilized at a high temperature and packed in aseptic conditions. aseptic fill and processing in that region does the job of protecting the product. the cost of unit pack per litre is significantly lower than traditional aseptic packaging. the fact that this package does not require refrigeration also results in cost savings.