Plastics and packaging technology

Module 1: Functions, trends

  • Packaging : Introduction
  • Why packaging
  • Packaging : functions
    • Marketing
    • Economics
    • Logistics
    • Promotion
  • Easy opening
  • Trends

 Module 2: Plastics

  • Basics organic chemistry
  • What are monomers
  • How polymers are made
  • Plastics : division
  • Basic properties of plastics
  • Relation between structure and properties
  • Plastics and packaging
  • Plastic groups
    • Polyethylene
    • Polypropylene
    • Polystyrene
    • Polyesters PETA PETC PETG
    • Polyamides
    • Polyvinylchloride
    • EVA en Acrylic copolymers
  • Oriented and bioriented films

Module 3: Transformation processes

  • Calendaring
  • Extrusion coextrusion
  • Injection moulding
  • Extrusion blow moulding
  • Film blow moulding
  • Cast film

Module 4 : Flexible films

  • Thermoforming
  • Pre-treatment
  • Laminates
  • Printing
  • Confectioning
  • Oriented films

Module 5 : Properties and testing

  • Physical properties
  • Thermal properties
  • Optical properties
  • Mechanical properties

Module 6: Biodegradable plastics

  • Definitions
  • Market
  • Composting rule norm EN 13432 and legislation
  • Biodegradable materials : division
    • Based on renewable raw materials
    • Biological Modified
    • Chemical modified
    • Based on fossil raw materials
  • Available materials
  • Oxo-degradable
  • Applications

Module 7:  Applications and comparison of packaging materials

  • Combination of plastics in packaging structures
  • Multilayer films
  • Choice of plastics
  • Comparative properties

 Module 8: Barrier and MAP

  • Barrier in packaging materials
    • EVOH
    • Coatings
    • Nanotechnology
    • Metalizing
    • Barrier testing
  • Packaging techniques  MAP, FFS,

 Module 9 : Seal peel

  • Seal-peel systems
  • PE /PP
  • Ethylene/acrylic -copolymers
  • Ionomers
  • m-PE
  • PB1 system

 Module 10 : Legislation

  • Why a strong regulation
  • Ground rules
  • European rules
  • Global migration
  • Specific migration

Module 11 : Rigid packaging

  • Market
  • Thermoforming
  • FFS
  • Extrusion blow moulding bottles
  • Injection blow moulding
  • Injection stretch blow molding
  • labels
  • In mould labelling

Module 12 : Retort packaging

Exercises