LPT 321: Meat Science (1+1)

MODERN PACKAGING MATERIALS AND PACKAGE FORMS

• Packaging materials and forms may be classified as Rigid packaging materials and forms, Semi- rigid Packaging materials and forms, Flexible Packaging materials and Flexible Packaging forms as detailed below.
• Rigid packaging materials and package forms
• Glass containers
• Metal cans
• Composite containers
• Aerosol containers
• Rigid plastic packages
• Semi-rigid packaging materials and package forms
• Aluminium containers
• Set-up paper board boxes
• Folding paper board cartons
• Flexible packaging materials
• Paper-the basic papers used consists of bonds, tissue, litho, krafts, glassines, parchment and grease proof.
• Films-cellophane, cellulose acetate, polyethylene (HDPE & LDPE), Polypropylene, polyamide, polyester, polyvinyl chloride, polyvinylidene chloride, polyvinyl acetate and polyvinyl alcohols
• New films-amylase films (edible), Ionomers like surlyn A, Ethylene vinyl acetate copolymers, polypropylene copolymers, co extruded structured films, aluminium foils and steel foil.
• Flexible package forms
• Wrappers
• Preformed bags or envelopes
• Pouches
• Collapsible tubes