Multilayer flexible polymers and semi-rigid plastics offer significant life-cycle cost savings over heavier materials such as glass, steel, and aluminum in many retail packaging applications. Polymers and semi-rigid plastics, however, are more prone than denser materials to oxygen (O2) ingress from both permeation and leakage due to pin holes and improperly sealed seams.
A breakthrough in shelf-life evaluation and quality assurance
Apr 29, 2010