Introduction: UV curable coatings are widely used in the packaging and printing industry due to their environmental friendliness, rapid curing, and excellent performance in optimizing the adhesion effect between UV curable coatings and PET surfaces. However, to achieve good coating adhesion, especially on plastic materials such as polyethylene terephthalate (PET), multiple factors need to be considered and appropriate measures taken to enhance their adhesion. This article will explore how to…