The European Union has invested 7.7 million Euros in the NanoPack project, led by Israel’s Technion, to develop nanotech food packages for perishable foods. Polymers based on Halloysite Nanotubes (HNTs) release antimicrobial and anti-fungal oils to inhibit microbes and increase shelf life.

http://nocamels.com/2017/01/nanopack-antimicrobial-nanotech-food-packaging/