German based plastic packaging manufacturer Gizeh Verpackungen has developed an EVOH oxygen barrier to feature on Nestle Purina dog food, Packaging Today reports. The development will provide an aroma barrier and prolong storage life, it is reported. The new rigid container for the Nestle Purina 300g dog food will be sealed with an aluminium plastic composite foil and sterilised by cooking. A shrink sleeve is then applied and containers are …