pet packaging continues to grow in popularity, but many beverages packaged in pet are susceptible to ultraviolet uv transmission, which can initiate photooxidative degradation. this reaction can affect product taste and odor, potentially shortening shelf life and damaging brand integrity. there are various ways brand owners and converters can protect their products against uv light, but some of these solutions could add complexity to production and postconsumer recycling, while limiting the ability of packaging designers to use clear and transparent packaging as a valuable tool to create shelf impact.polyone colormatrix is at the forefront of developing innovative solutions that help drive the industry forward, add measurable value for customers and allow them to explore new markets. advanced liquid colorant and additive technologies can be used individually or as combination products to create intelligent packaging solutions that protect content and deliver added value throughout the container lifecycle.