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We’ve enhanced our leadership team with a new Chief Technology Officer, SVP of New Business Development & Marketing Excellence, SVP and General Counsel, and Chief Information Officer, all with proven track records and expertise in their respective fields. Irwin Senior Vice President, New Business Development & Marketing Excellence Avery L . Sequeira Vice President, Chief Information Officer Leadership Committees 1.

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Patterson, president and chief executive officer, PolyOne Corporation. The state-of-the-art facility is strategically located in a hi-tech industrial park in the JinQiao Development Zone in Shanghai. Rose Vice President, Corporate Communications PolyOne Corporation +1 440.930.3162 kyle.rose@avient.com

SHANGHAI – April 23, 2024 – Avient Corporation, a premier provider of specialized and sustainable materials solutions and services, announces the launch of a new range of OnColor™ durable orange nylon colorants developed to improve the heat and long-term color stability of cautionary, orange-colored polymers for high-voltage electric vehicle (EV) connectors. 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

These developments are part of our ongoing commitment to expand our sustainability portfolio and help customers in all regions meet their sustainability goals.”       Barrier technologies that preserve the shelf-life and quality of food, beverages, medicine and other perishable goods through high-performance materials that require less plastic •    Light-weighting solutions that replace heavier traditional materials like metal, glass and wood, which can improve fuel efficiency in all modes of transportation •    Breakthrough technologies that minimize wastewater and improve the recyclability of materials and packaging across a spectrum of end uses Media contact Michelle Maniscalco Senior Manager, Marketing Communications Avient Corporation michelle.maniscalco@avient.com

At Avient Specialty Inks, we are committed to developing and growing our sustainable portfolio of screen printing inks. 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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Resilience™ LS Vinyl Polymers, introduced in April 2017 and developed specifically for LED lighting applications, are the newest additions to PolyOne’s flame retardant innovation platform. PolyOne Corporation (NYSE: POL) 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