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Homepage // News Center // PolyOne Expands Healthcare Portfolio with Biomerics’ Specialty Medical Solutions About PolyOne To access PolyOne’s news library online, please go to www.avient.com/news.

USE OF NON-GAAP MEASURES PolyOne Corporation 3 • This presentation includes the use of both GAAP (generally accepted accounting principles) and non-GAAP financial measures. In addition, operating income before special items and adjusted EPS are components of various PolyOne annual and long-term employee incentive plans Cable jacket/sheath– Made of PE or PVC 9 Fiber-Line Product PolyOne Materials F I B E R O P T I C A L G R O W T H D R I V E R S PolyOne Corporation 20 5G Networks  Enable lower latency, greater flexibility & efficiency  Installation of these networks are in the very early stages  Installation will start in urban hubs and will continue to expand into suburban and rural areas  By 2025, only 14% of the world will have 5G connections  Growth is expected over multi- year period 5G technology will be a leading growth driver in fiber optic cable for several years 10x Speed Increase & 8x More Antennae Required 5G vs. 4G PolyOne Corporation 21 Safety Technology Geography Service FinancialPeople Low EH&S risk profile New and complementary technologies Leverage our global footprint Strong customer relationships Foundational operating margins of 8-10% with ability to double Motivated team with a specialty culture I N V E S T - T O - G R O W M & A S T R A T E G Y PolyOne Corporation 22 Capture sourcing synergies Cross-sell & blend 8-10% operating margins I N V E S T - T O - G R O W M & A P L A Y B O O K Protect Retain employees Implement LSS to drive efficiency improvements Innovate with combined portfolio Safety First!

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Homepage // News Center // New Liquid Shimmer and Frost Colors from PolyOne Add Style to PET Containers About PolyOne To access PolyOne’s news library online, please go to www.avient.com/news

Homepage // News Center // PolyOne Helps Leading Infant Care Brand Meet Stringent Food Safety Standards and Deliver on Brand Promise About PolyOne To access PolyOne’s news library online, please go to www.avient.com/news

Homepage // News Center // PolyOne Launches Moisture-Cured ECCOH™ XLS for Non-Halogen Wire & Cable Applications About PolyOne To access PolyOne’s news library online, please go to www.avient.com/news.

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