ColorMatrix™ | PolyOne Explore Avient's ever-expanding range of polymer-related products, including advanced composites, additives, colorants, printing inks, thermoplastics & more. Improve the aesthetics, sustainability, performance and processing of your plastic products with the help of PolyOne and ColorMatrix™ liquid color concentrates and additives. You can add real value to your product lines with a suite of color choices tailored to your customer preferences, processes and business goals. We strive to make your coloring process quicker and easier with technologies and services on across the world.