Breaking down barriers: barrier packaging is one of the industry's most exciting...

The packaging industry has grown in the past few years, with notable improvements being made in barrier protection. Barrier packaging is designed to keep oxygen, moisture and carbon dioxide out of the packaging to preserve the flavour, colour, odour and freshness of its contents. With gas-fill techniques, barrier packaging retains carbon dioxide or nitrogen to protect the product and extend its useful shelf life.

Comprising a multi-layer structure, barrier films can exceed seven layers; and each layer provides a different barrier or adhesive function. The outer/top lay