1. Complexes: an indispensable combination of materials

Four key packaging requirements

A packaging material must meet the following four fundamental requirements.

• Ensure that packaged products are well protected mechanically, so that their basic properties are not altered by repeated handling.

• Ensure that the product will keep for its best-before date (BBD) or minimum durability date (MDD, formerly known as UBD), which translates into a few days to 24 months.

  Marketing is carried out either :

  • under negative cold conditions at – 20 °C;

  • in a refrigerated chain between + 3 °C and + 6 °C ;

  • at room temperature ;

  • under tropical conditions....