Method of packaging food
AssigneeUniversidad de Santiago de Chile
InventorsMaria Paula Junqueira Conceicao Gonsalves, Andrea Marcarena Tapia Ulloa
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Abstract
The invention proposes a container further extending the shelf life of foods, particularly berries, by including an active agent having antifungal capability into the container surface so that when the fruit is packaged inside the container it is permanently exerted an antifungal effect over the surface, which is the place on the longer determinants occurs, but also contributing to preserve the general environment. Also it proposes a preparation process and its use.
Claims7
A process for making a package of polyethylene terephthalate (PET) with an antifungal agent incorporated into its surface, the method comprising:
- a) adding to a solution of silicone in water, the antifungal agent in an amount less than or equal to 20% w/v, and thereby forming a homogeneous solution as bath;
- and
- b) immersing in said bath, previously extruded PET sheets and subsequently performing the steps of thermoforming and final production of the packaging.
Dependencies are inferred from the claim text.