Avient Corporation today announced the expansion of its bio-based polymer solutions for medical and pharmaceutical applications PARIS – May 18, 2022 – Avient Corporation, a premier provider of specialized and sustainable material solutions and services, today announced expansion of its line of bio-based Mevopur™ medical-grade polymer solutions. Unique technologies that improve the recyclability of products and enable recycled content to be incorporated, thus advancing a more circular economy

Our purpose at Avient Corporation (NYSE: AVNT) is to be an innovator of materials solutions that help our customers succeed, while enabling a sustainable world. By intersecting our broad portfolio of technologies with the product roadmaps of our customers, we help create differentiated and high-performance products that make the world better and more sustainable. Media Contact Nicole DeChant Avient Corporation nicole.dechant@avient.com

Avient Corporation provides specialized and sustainable materials solutions that transform customer challenges into opportunities, bringing new products to life for a better world. Unique technologies that improve the recyclability of products and enable recycled content to be incorporated, thus advancing a more circular economy     Media Contact Nicole DeChant Avient Corporation nicole.dechant@avient.com

Avient Corporation provides specialized and sustainable materials solutions that transform customer challenges into opportunities, bringing new products to life for a better world. Unique technologies that improve the recyclability of products and enable recycled content to be incorporated, thus advancing a more circular economy  Media Contact Nicole DeChant Avient Corporation nicole.dechant@avient.com

Avient Corporation provides specialized and sustainable material solutions that transform customer challenges into opportunities, bringing new products to life for a better world. Unique technologies that improve the recyclability of products and enable recycled content to be incorporated, thus advancing a more circular economy   Media contact Jennifer Huang  Senior Manager, Marketing Communications Asia  Avient Corporation   +86 21 60284888  jennifer.huang@avient.com

Avient Corporation (NYSE: AVNT) provides specialized and sustainable material solutions that transform customer challenges into opportunities, bringing new products to life for a better world. Unique technologies that improve the recyclability of products and enable recycled content to be incorporated, thus advancing a more circular economy Media contact Nicole DeChant  Avient Corporation  nicole.dechant@avient.com

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Explore our portfolio of technologies enabling our customer to be more sustainable. Corporate Literature 3D/LDS Technology: Edgetek™ Solutions

It was developed to address a trend toward creating products that appear more natural and less manufactured. PolyOne Corporation, with 2017 addition revenues of $3.2 billion, is a premier provider of specialized polymer materials, services and solutions. Michelle Maniscalco Senior Manager, Marketing Communications PolyOne Corporation +1 440-930-1988 michelle.maniscalco@avient.com

From concept through commercialization, we work with our customers to develop a tailored solution that brings out the wow factor.” About PolyOne PolyOne Corporation, with 2016 revenues of $3.3 billion, is a premier provider of specialized polymer materials, services and solutions. Laurie Forbush Marketing Communications Manager PolyOne Corporation +1 440-930-3320 laurie.forbush@avient.com