DISCLAIMER Avient Corporation 3 Avient Corporation 4 Welcome Bob Patterson Chairman, President, and Chief Executive Officer INTRODUCTION Sustainability for a Better Tomorrow Jamie Beggs Senior Vice President and Chief Financial Officer Avient Corporation 5 WE ARE A FORMULATOR CUSTOM FORMULATION Avient Corporation 6 Avient Corporation 7 WE ARE INNOVATORS 2,500+ ACTIVE PATENT FILINGS WORLDWIDE 1,100+ RESEARCH AND DEVELOPMENT ASSOCIATES >85% Stage-gate technology projects enable sustainable solutions INDIA INNOVATION CENTER 33% 2022 VITALITY INDEX 140+ MATERIAL SCIENCE PhD ASSOCIATES Avient Corporation 8 3% 3% 5% Avient Specialty Formulators Other Specialty / Chemical Companies CAPEX / Revenue 2023E Global footprint enables greater flexibility to exceed needs of customers and deliver localized technical and formulation expertise 35 9 36 24 Manufacturing Locations by Region WE ARE ASSET LIGHT Note: Free cash flow conversion calculated as (Adjusted EBITDA – Capex) / Adjusted EBITDA Avient Corporation 9 Asset-light flexibility enables more nimble manufacturing capabilities and lower overhead Periods of economic weakness have driven higher levels of cash generation due to working capital improvement PROVEN TRACK RECORD OF HIGH FREE CASH FLOW CONVERSION 78% 78% 80% 80% 81% 78% 84% 83% 80% 79% 50% 55% 60% 65% 70% 75% 80% 85% 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023E 0 50 100 150 200 250 300 350 400 Fr ee C as h Fl ow C on ve rs io n Fr ee C as h Fl ow FCF $ AVNT FCF Conversion % S&P FCF Conversion % 2 Recent Divestitures - Combined $1.7B in Proceeds PORTFOLIO EVOLUTION Avient Corporation 10 Combined $3.6B Investment in Acquisitions Since 2016 Color Business Distribution 2016 2022 PORTFOLIO TRANSFORMATION 7% 46% 66% 87% 100% 0% 20% 40% 60% 80% 100% 2005 2010 2015 2020 2023 % o f A dj us te d EB IT DA Commodity JVs Distribution Performance Products & Solutions Specialty Businesses Adjusted EBITDA from Specialty Applications Avient Corporation 11 END MARKET TRANSFORMATION Packaging Consumer Healthcare Defense Avient Corporation 12 10% 19% 8% 23% 4% 7% 7% 2006 2023E Other Industri es 78% Healthcare Consumer Packaging 22% 56% 14% 10% 43% 9% 2006 2023E Reduced Exposure to Cyclical End Markets End Market Diversification Transportation Building & Construction 57% 19% Defense IMPROVING PROFITABILITY AND EXPANDING MARGINS Avient Corporation 13 Adj. EBITDA Margins (1) 5.4% 11.5% 16.0% 2006 2018 2023E • Delivered on organic growth combined with transformative and bolt-on acquisitions • Divested commodity businesses tied to more cyclical end markets • Expanded presence in high growth areas of sustainable solutions, composites, healthcare applications and emerging regions LONG-TERM REVENUE GROWTH DRIVERS Avient Corporation 14 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% 60%+ Key Growth Drivers Sustainable Solutions Composites, Healthcare, Asia / LATAM Overlap Other (GDP Growth) HISTORICAL GROWTH DRIVER PERFORMANCE Avient Corporation 15 Composites $51 $84 $212 $668 2016 2018 2020 2022 Organic CAGR 10% Healthcare $108 $113 $231 $293 2016 2018 2020 2022 Organic CAGR 11% Asia/Emerging Regions $265 $358 $726 $830 2016 2018 2020 2022 Organic CAGR 12% $340 $455 $790 2016 2018 2020 2022 $1,175 Sustainable Solutions Organic CAGR 11% (Sales $ in millions) Avient Corporation 16 $340M $405M $455M $550M $790M $915M 2016 2017 2018 2019 2020 2021 2022 Revenue From Sustainable Solutions 2016-2022 ($ in millions) 11% Organic CAGR $1,175M Lightweighting Eco-Conscious Recycle Solutions VOC Reduction Sustainable Infrastructure Human Health & Safety Reduced Energy Use Bio-polymers Solutions to increase recycled content and minimize plastic waste Solutions to reduce weight and energy consumption Solutions to preserve and protect natural resources & human life SUSTAINABILITY: FOCUS TODAY Sustainability Strategy Walter Ripple Vice President, Sustainability Avient Corporation 17 OUR SUSTAINABILITY COMMITMENT As the world’s premier provider of specialized and sustainable materials, services, and solutions, Avient is committed to meeting the needs of the present without compromising future generations’ ability to meet their needs. Manager Equipment Control - KLM-Martinair Avient Corporation 60 18 27 0 5 10 15 20 25 30 35 40 45 50 2023 2026 2029 2032 EMEA APAC Americas 11% CAGR 38 49 53 58 30 35 40 45 50 55 60 2023 2026 2029 2032 Source: NHTSA, Reuters Source: BloombergNEF Global Offshore Wind Installations M ile s P er G al lo n An nu al In st al la tio ns (i n Gi ga w at ts ) 1.

KEY CHARACTERISTICS Formulated with bio-based resin and/or 10–50% filler from renewable plant sources, Maxxam BIO formulations: • Reduce product carbon footprint • Achieve equivalent performance to standard polyolefin formulations • Provide good stiffness, durability, impact resistance and UV stability • Deliver good surface finish and are easy to color • Enable customized performance characteristics depending on application need • Offer food contact compliance MARKETS AND APPLICATIONS Maxxam BIO formulations are suitable for use across many industries and applications where traditional polyolefin materials are used, including: • Transportation Interior Applications - Decorative profiles, trunk side liners, pillars, T-cup • Industrial - Structural parts, furniture • Consumer - Household goods, personal care items, packaging, office supplies, food contact applications • Electrical and Electronic – Housings, buttons, junction boxes SUSTAINABILITY BENEFITS • Formulated with bio-based resin and/or 10–50% natural filler • Utilize natural filler from renewable plant sources including olive seed based powder and cellulose fiber • Offer a lower product carbon footprint compared to traditional petroleum-based feedstock • Can be recycled at end of life PRODUCT BULLETIN CHARACTERISTICS UNITS Maxxam BIO MX5200-5036 Natural FD Maxxam BIO MX5200-5030 Natural FD Maxxam BIO MX5200-5030 Natural FD X1 Maxxam BIO MX5200-5001 RS HS Natural Maxxam BIO MX5200-5033 RS HS Natural Maxxam BIO MX5200-5034 RS HS Natural Maxxam BIO MX5200-5035 RS HS Natural Filler/Reinforcement Unfilled Unfilled Unfilled 30% Glass Fiber 10% Mineral 20% Mineral 30% Mineral Density (ISO 1183) g/cm 0.90 0.90 0.90 1.12 0.96 1.03 1.12 Tensile Modulus (ISO 527-1) @ 23°C MPa 1500 1000 1000 6400 1350 1650 2100 Tensile Stress (ISO 527-2) @ 23°C MPa 27.0 20.0 20.0 75.0 13.0 14.0 15.0 Tensile Strain at Break (ISO 527-2) @ 23°C % 5 50 50 3.0 50 37 18 Charpy Notched (ISO 179) kJ/m 5 20 25 10 12 10 10 CHARACTERISTICS UNITS Maxxam BIO MX5200-5023 RS HS HI Natural 70 Maxxam BIO MX5200-5025 RS HS Natural 70 Maxxam BIO MX5200-5004 RS HS Natural 70 Maxxam BIO MX5200-5003 RS Natural 70 Maxxam BIO MX5200-5009 RS HS Natural 70 Maxxam BIO MX5200-5024 RS HS Natural 70 Maxxam BIO MX5200-5022 RS HS Natural 70 Filler/Reinforcement 15% Olive Seed Based 25% Olive Seed Based 30% Olive Seed Based/ 10% Mineral 35% Olive Seed Based/ 5% Mineral 15% Olive Seed Based/ 17% Glass Fiber/ Mineral 20% Olive Seed Based/ 20% Glass/ Mineral 10% Olive Seed Based/ 20% Mineral Density (ISO 1183) g/ccm 1.00 1.15 1.10 1.07 1.09 1.25 1.10 Tensile Modulus (ISO 527-1) @ 23°C MPa 1750 2000 2700 2500 3800 3500 4100 Tensile Stress at Break (ISO 527-2) @ 23°C MPa 21.0 20.0 30.0 20.0 40.0 35.0 42.0 Tensile Strain at Break (ISO 527-2) @ 23°C % 24 5 3 5 3 4 2 Notched Izod (ISO 180) kJ/m 15 7 3 2 5 15 7 MAXXAM BIO POLYOLEFINS – BIO-BASED RESIN – TECHNICAL PERFORMANCE MAXXAM BIO POLYOLEFINS – OLIVE SEED BASED FILLER – TECHNICAL PERFORMANCE CHARACTERISTICS UNITS Maxxam BIO MX5200-5029 NF HI UV Black X1 Maxxam BIO MX5200-5032 NFS UV Natural Maxxam BIO MX5200-5020 NF/NFS UV Natural X1​ Maxxam BIO MX5200-5016 NF Natural Filler/Reinforcement 10% Cellulose Fiber 20% Cellulose Fiber 30% Cellulose Fiber 40% Cellulose Fiber Density (ISO 1183) g/ccm 0.95 1.00 1.02 1.07 Tensile Modulus ISO 527-1) @ 23°C MPa 1550 1750 2640 3600 Tensile Stress at Break (ISO 527-2) @ 23°C MPa 33 30 48 55 Tensile Strain at Break (ISO 527-2) @ 23°C % 8 12 9 4 Charpy Notched Impact Strength (ISO 179/1eA) kJ/m2 5 6 5 5 Charpy Unnotched Impact Strength (ISO 179/1eU) kJ/m2 33 49 38 30 MAXXAM BIO POLYOLEFINS – CELLULOSE FIBER FILLER – TECHNICAL PERFORMANCE Copyright © 2023, Avient Corporation.

FLAT DK GRAY PP GREY 430C 3 PP FR 8-6 LMS-1000

Homepage // News Center // Avient Launches ColorMatrix™ Optica™ Specialty Toners for Enhanced Polycarbonate Clarity at Chinaplas 2021 SHENZEN, China – April 13, 2021 – Avient Corporation, a premier provider of specialized and sustainable material solutions and services, has unveiled its new liquid toner technology for polycarbonate (PC) resins, ColorMatrix™ Optica™ for PC.  As an industry leader in solving complex material science problems, we are proud to bring this cutting-edge liquid color toner solution for polycarbonate to the market,” said Bob Lee, marketing director, Color & Additives Asia at Avient.

Patricia Hubbard Global Technical Director Specialty Engineered Materials PolyOne Corporation Page 6 Agenda Time Topic Presenter 8:00-8:15 AM Welcome and Introduction Robert M. Patterson 8:15-8:30 AM Financial Highlights and Goals Bradley C. Richardson 8:30-8:45 AM Innovating for the Future Dr.

Figure 8 and Figure 9 show that the retention in properties is excellent. Figure 3. OM6240 tensile properties: initial and final after 1 week at 70°C 2.8 1.8 2.6 2.8 1.8 2.6 0 0.5 1 1.5 2 2.5 3 Tensile Strength 100% Modulus 300% Modulus Pa sc al s Initial Final Figure 8: Physical property retention of Versaflex OM 6240 after 1week at 70°C.

Figure 3 shows the guidelines to use for internal and external radius. It is limited to a number of cavities such as (4, 8, 16, 32, 64). Print. 3.

Home // Resources // Knowledge Base // Top 3 Considerations for UV Barrier Additives in PET Packaging 3.

1-3% 1-3% Polycarbonate

April 3, 2019 MANNHEIM, Germany – April 3, 2019 – PolyOne will display its colorant and additive solutions for the automotive industry at this week’s Plastics in Automotive Engineering (PIAE) Conference in Mannheim, Germany. PolyOne’s new color formulations, which include chameleon-like transparent shades for polycarbonate, numerous custom hues, the Color Inspiration 2020 collection, and the recently launched Shades of Nature collection, will be featured at PIAE 2019 on stand 95.