A Clear and Pleasant Flexibility: The Supermarket and Flexible Films

One of the biggest drawbacks of polyethylene (HDPE and LDPE) containers, for instance, is poor adhesion for inks and label adhesives. This is usually due to chemical incompatibility and the inability of the ink or adhesive to "wet-out" the surface of the container. To remedy this, containers need flame or corona treatment to address the lack of wetting-out. Alternatively, hot-melt adhesives can be used on untreated containers.