Learning objectives
The aim of this course is to provide cross-disciplinary and specific competences about analysis and selection of packaging materials, technologies and plants for food products. <br />
The state of the art and future developments of technical, technological and economics features are discussed.
Prerequisites
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Course unit content
<strong>Program <br />
</strong><br />
MIGRATION PHENOMENA. Interaction phenomena. Migration mechanisms. Migration forecasting. <br />
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SUITABILITY OF PACKAGING FOR FOOD. Food suitability of packages. Composition suitability. Migration limits. Sensory suitability. Labels. <br />
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PACKAGING TYPE. Glass and plastics bottles. CEE bottles.Production systems. Closing tools. Metallic packages: metallic boxes, double seeming, external protection. Deformable tubes. Aerosol packages. Kegs. Aluminium sheets. <br />
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FLEXIBLE PACKAGING. Films productions systems. Films finishing operations. Composite structures. Production techniques. Composite structures permeability. Flexible packaging typology. <br />
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STAMP AND CODES. Systems, techniques and characteristics of stamps. Ink types. Bar codes and EAN standards. <br />
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LABELS. Law regulations; metrological regulation. Verification of package content. <br />
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CONAI ENVIRONMENTAL CONTRIBUTION. Introduction. Definition of terms. Single materials environmental contribution. <br />
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PACKAGING TECHNOLOGIES. Hot filling. Aseptic conditioning or pre-sterilization. Sanification of materials and packages. Thermal post-sterilization with microwaves, ionizing radiations and high pressure. Atmosphere modifications. Hypo-baric conditioning. Packaging in modified or protective atmosphere. Active and intelligent packaging.
Full programme
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Bibliography
<ol>
<li>Notes of Professor</li>
<li> Robertson, G., L., "Food Packaging, principle and practice", II edition, CRC Taylor&Francis Group, USA 2006; </li>
<li>Rizzo R., "Scienza e tecnologia delle acque minerali e delle bevande - Vol. IV - "IL PACKAGING DELLE ACQUE MINERALI E DELLE BEVANDE", Chiriotti editori, Pinerolo (TO) 2006 <br />
</li>
</ol>
Teaching methods
Direct lessons and a project of a packaging system, technology or plant. <br />
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Examination methods: oral examination and project discussion. <br />
Assessment methods and criteria
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Other information
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