https://www.grandviewresearch.com/industry-analysis/recycled-polyethylene-terephthalate-pet-market https://www.spglobal.com/platts/en/market-insights/blogs/petrochemicals/022621-us-plastic-recycling-pet-bottles-packaging-waste-investment https://ec.europa.eu/environment/topics/plastics/single-use-plastics_en Supply & Demand Currently, demand for rPET is outpacing the supply. https://www.spglobal.com/platts/en/market-insights/blogs/petrochemicals/022621-us-plastic-recycling-pet-bottles-packaging-waste-investment What’s Up Next for rPET?

Lo ss ta ng en t NEW TECHNOLOGIES REQUIRE NEW MATERIALS The rapid technology development requires new frequency ranges and bandwidths.

KEY CHARACTERISTICS • Faster processing speeds (up to 1,000 m/min) at low wall thickness (100 µm) • Increased chemical resistance • Lower gel migration • ECCOH 6153 UV - optimized for Teroson • ECCOH 6154 UV - optimized for Unigel • High color rendition and compatibility with Avient masterbatch • High UV resistance • Very low shrinkage MARKET & APPLICATIONS Optical Fiber Cables including: • Stranded loose tubes – gel-filled/dry • Micro-modules • Tight buffer applications – gel-filled/dry STANDARD COMPLIANCE • IEC 60794 • NF XP C93-850-1-1:2020 • EN 50289-4-17:2016 • ISO 4892:2016 • ST/CNET/5843 (1998) PRODUCT BULLETIN GEL MIGRATION PERFORMANCE ECCOH LSFOH 6153/6154 UV grades offer greater gel migration performance compared to alternative ECCOH grades.

This literature shall NOT operate as permission, recommendation, or inducement to practice any patented invention without permission of the patent owner. 0% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100% 0 100 200 300 400 500 600 700 800 900 1000 Te ns ile S tr en gt h Re te nt io n Hours Submerged Tensile Strength Retention Standard Nylon 6/6, 50% Long Glass Fiber Moisture Resistant Nylon 6/6, 50% Long Glass Fiber Specialty Nylon 6/12, 50% Long Glass Fiber

PRIOR YEAR $790 $710 2022 2023 $107 $112 2022 2023 Sales Adjusted EBITDA $0.42 $0.47 2022 PF 2023 - 10% + 5% + 12% Sales Adjusted EBITDA Adjusted EPS 16 $112 $500 $0.47 Q4 AND FULL YEAR 2023 GUIDANCE $710 $3,130 Sales Adjusted EBITDA Adjusted EPS 17 (in millions) (in millions) Guidance: Free Cash Flow $180 $180 Prior Guidance Guidance FREE CASH FLOW & INCREASED DIVIDEND 13th Consecutive Dividend Increase 0.16 0.26 0.42 0.58 0.79 0.85 0.99 1.03 2011 2013 2015 2017 2019 2021 2023 2024 S U S TAI NABI L I T Y DAY RE CAP SUSTAINABILITY AS A GROWTH DRIVERLONG-TERM REVENUE GROWTH DRIVERS 60%+ Key Growth Drivers Sustainable Solutions Composites, Healthcare, Asia / LATAM Overlap Other (GDP Growth) Total Company Revenue Growth Drivers Long-Term Growth Rate Sustainable Solutions 8–12% Composites 8–10% Healthcare 8–10% Asia / LATAM 5% Other (GDP growth) 0–2% Avient 6% SUSTAINABILITY TRENDS DRIVE LONG-TERM GROWTH 8-12% Long Term Growth 50 90 2022 2030 Medical Plastics Market Size (in $Billions) 2020 2030 Recycled Plastics Virgin Plastics Growing Demand for Recycled Content Avient Sustainable Solutions 46 2023 2032 Global Offshore Annual Wind Installations (in Gigawatts) Sources: McKinsey, Bloomberg, Grand View Research SUSTAINABILITY TRENDS DRIVE LONG-TERM GROWTH 21 • Transformative acquisitions combined with divestitures of more cyclical businesses have improved margins over 400 bps since 2018 • 20% long-term margin goal to be driven by key growth drivers, with sustainable solutions playing a meaningful role 5.4% 11.5% 2006 2018 2023E Recovery Growth Drivers Strategic Objective 20%+ +1%+ +3%+ ADJUSTED EBITDA MARGIN EXPANSION 22 • 6% annualized long-term sales growth leveraging sustainable solutions, composites, healthcare, and emerging regions • Expand EBITDA margins to 20% • Deliver annual EBITDA and EPS growth of 10% and 15% • Maintain asset-light, 80% free cash flow conversion profile and be valued as a specialty formulator • Continue fostering our Great Place to Work® culture CREATING A WORLD-CLASS SUSTAINABLE ORGANIZATION 23 PEER COMPARISONS AVIENT IS ASSET LIGHT Capex / Revenue 2023E (%) Avient Specialty Other Specialty / Note: Avient reflects 2023 estimated revenue of $3,130 and estimated run-rate CAPEX of $110M. 26 3.5 1.8 2.7 3.1 3.3 3.7 3.0 3.7 4.7 4.8 6.8 6.8 8.7 11.1 Av ie nt AV PM FM N C FREE CASH FLOW CONVERSION Note: Free cash flow conversion calculated as (Adjusted EBITDA – Capex) / Adjusted EBITDA.

PRIOR YEAR $790 $710 2022 2023 $107 $112 2022 2023 Sales Adjusted EBITDA $0.42 $0.47 2022 PF 2023 - 10% + 5% + 12% Sales Adjusted EBITDA Adjusted EPS 16 $112 $500 $0.47 Q4 AND FULL YEAR 2023 GUIDANCE $710 $3,130 Sales Adjusted EBITDA Adjusted EPS 17 (in millions) (in millions) Guidance: Free Cash Flow $180 $180 Prior Guidance Guidance FREE CASH FLOW & INCREASED DIVIDEND 13th Consecutive Dividend Increase 0.16 0.26 0.42 0.58 0.79 0.85 0.99 1.03 2011 2013 2015 2017 2019 2021 2023 2024 S U S TAI NABI L I T Y DAY RE CAP SUSTAINABILITY AS A GROWTH DRIVERLONG-TERM REVENUE GROWTH DRIVERS 60%+ Key Growth Drivers Sustainable Solutions Composites, Healthcare, Asia / LATAM Overlap Other (GDP Growth) Total Company Revenue Growth Drivers Long-Term Growth Rate Sustainable Solutions 8–12% Composites 8–10% Healthcare 8–10% Asia / LATAM 5% Other (GDP growth) 0–2% Avient 6% SUSTAINABILITY TRENDS DRIVE LONG-TERM GROWTH 8-12% Long Term Growth 50 90 2022 2030 Medical Plastics Market Size (in $Billions) 2020 2030 Recycled Plastics Virgin Plastics Growing Demand for Recycled Content Avient Sustainable Solutions 46 2023 2032 Global Offshore Annual Wind Installations (in Gigawatts) Sources: McKinsey, Bloomberg, Grand View Research SUSTAINABILITY TRENDS DRIVE LONG-TERM GROWTH 21 • Transformative acquisitions combined with divestitures of more cyclical businesses have improved margins over 400 bps since 2018 • 20% long-term margin goal to be driven by key growth drivers, with sustainable solutions playing a meaningful role 5.4% 11.5% 2006 2018 2023E Recovery Growth Drivers Strategic Objective 20%+ +1%+ +3%+ ADJUSTED EBITDA MARGIN EXPANSION 22 • 6% annualized long-term sales growth leveraging sustainable solutions, composites, healthcare, and emerging regions • Expand EBITDA margins to 20% • Deliver annual EBITDA and EPS growth of 10% and 15% • Maintain asset-light, 80% free cash flow conversion profile and be valued as a specialty formulator • Continue fostering our Great Place to Work® culture CREATING A WORLD-CLASS SUSTAINABLE ORGANIZATION 23 PEER COMPARISONS AVIENT IS ASSET LIGHT Capex / Revenue 2023E (%) Avient Specialty Other Specialty / Note: Avient reflects 2023 estimated revenue of $3,130 and estimated run-rate CAPEX of $110M. 26 3.5 1.8 2.7 3.0 3.4 3.7 2.8 3.7 4.6 5.0 6.9 7.0 8.6 11.1 Av ie nt PP PM FM C N C FREE CASH FLOW CONVERSION Note: Free cash flow conversion calculated as (Adjusted EBITDA – Capex) / Adjusted EBITDA.

https://www.grandviewresearch.com/industry-analysis/recycled-polyethylene-terephthalate-pet-market https://www.spglobal.com/platts/en/market-insights/blogs/petrochemicals/022621-us-plastic-recycling-pet-bottles-packaging-waste-investment https://ec.europa.eu/environment/topics/plastics/single-use-plastics_en Supply & Demand Currently, demand for rPET is outpacing the supply. https://www.spglobal.com/platts/en/market-insights/blogs/petrochemicals/022621-us-plastic-recycling-pet-bottles-packaging-waste-investment What’s Up Next for rPET?

They are available for processes including extrusion, injection molding, blow molding, rotational molding and thermoforming. 1. https://www2.deloitte.com/us/en/pages/technology-media-and- telecommunications/articles/global-mobile-consumer-survey-us-edition.html 2. https://cals.arizona.edu/news/why-your-cellphone-has-more-germs-toilet www.avient.com Copyright © 2020, Avient Corporation.

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