Optimize stiffness, strength, and toughness to obtain structural performance with lightweight long fiber reinforced thermoplastics.  OnFlex™ BIO and Versaflex™ BIO Innovative Biorenewable Thermoplastic Elastomers - Paper

Processing & Design Guide: Polystrand™ Thermoplastic Composites Recommendations & key considerations for processing and part design with continuous fiber reinforced thermoplastics

Processing & Design Guide: Polystrand™ Thermoplastic Composites Recommendations & key considerations for processing and part design with continuous fiber reinforced thermoplastics

Trilliant™ HC Thermoplastics and Versaflex™ HC TPEs for Surgical Stapler (Chinese) Explore more possibilities with Trilliant™ HC thermoplastics & Versaflex™ HC TPEs for surgical staplers

Throughout the show, attendees can also explore the chemically-resistant technology of Versaflex™ HC Thermoplastic Elastomers series HC3810. The wide range of translucent grades offers excellent colorability for injection molded parts and over-molding thanks to outstanding bonding to various thermoplastics, including Trilliant HC Healthcare Formulations.

CLEVELAND – October 18, 2021 – Avient Corporation today announced new Gravi-Tech™ density-modified thermoplastics that enable advanced metal plating surface treatments to deliver both the look and feel of metal in premium packaging applications.  In addition, these materials provide the design freedom and manufacturing ease of thermoplastics for use in applications such as luxury closures, caps, and boxes. 

LYON, France – May 30, 2024 – Avient Corporation will showcase its portfolio of specialized and sustainable materials solutions and services, including recycled and bio-based thermoplastics and elastomers, next week at France Innovation Plasturgie (FIP), the industry-leading trade show for plastics, composites, and rubber in Lyon, France.   This includes a preview of its new reSound™ REC Recycled Thermoplastic Elastomers (TPEs) for automotive interiors (AF 7210 series) and Gravi-Tech™ REC Recycled Formulations for luxury packaging with the following additional product details:

19 Francis J Clark Circle Bethel - CT 06801 United Page 2 of 4 S E s Cergy, France Design and Manufacture of Color and Additive Concentrates and Specialty Compounds , 14 Avenue de l'Eguillette Saint Ouen l'Aumône - 95310 France Esenyurt, Turkey Design and Manufacture of Specialty Engineered Thermoplastics Orhangazi Mah. 1683 Sok. No:8 34538 Esenyurt Turkey Gaggenau, Germany Design and Manufacture of Specialty Engineered Thermoplastics Adolf-Dambach-Str. 2 76571 Gaggenau Germany Glendale, AZ Manufacture of Colorants for Plastics 7601, North Glen Harbor Blvd. Wischodnia 6 99-300 Kutno Poland LaPorte, IN Develop and manufacture silicone colorants, additives, and compounds , 707 Boyd Blvd LaPorte - IN 46350 United States Lehigh Valley, PA Manufacture of Colorants for Plastics , 2513 Highland Avenue Bethlehem - PA 18017 United Massillon, OH Manufacture of Color and Performance Additives , 1675 Navarre Road Massillon - OH 44646 United States Design, Manufacture and Distribution of Thermoplastic Elastomer Compounds , 833 Ridgeview Drive McHenry Design, Manufacture and Distribution of Thermoplastic Elastomer Compounds , 831 Ridgeview Drive McHenry Design, Manufacture and Distribution of Thermoplastic Elastomer Compounds , 921 Ridgeview Drive McHenry Melle, Germany Development and Manufacture of LSFOH (low smoke and fume, zero halogen) compounds Oldendorfer Straße 9 49342 Germany Page 3 of 4 S E s Mountain Top, PA Manufacturing, Shipping and Receiving , 855 Oak Hill Road Mountain Top - PA 18707 United States Oricain (Pamplona), Design and Manufacture of Color and Additive Concentrates and Specialty Compounds Pol.

TIER 1 SUPPLIER V E H I C L E H V A C S Y S T E M • Rapidly develop formulations for 7 types of thermoplastic • Help Tier 1 meet VW requirements for anti-static solutions • Able to quickly develop 7 SmartBatch (color + effect additive) solutions, for 7 types of thermoplastic • Avient formulated the TPE used in the air vents for this HVAC system SmartBatch™ Combination Colorants and Additives, Cesa™ Stat Additives, and OnFlex™ TPE KEY REQUIREMENTS WHY AVIENT? AVIENT SOLUTION IMPROVE VIAQ Copyright © 2022, Avient Corporation LEARN MORE https://www.avient.com/products/thermoplastic-elastomers/onflex-thermoplastic-elastomers Tier 1 supplier

OPS) 21 Sales Adjusted EBITDA $818 $823 + 1% Adjusted EPS + 8% - 3% (in millions) (in millions) (+ 9% excluding FX) (+ 18% excluding FX) (+ 5% excluding FX) Q3 EBITDA BRIDGE (PRO FORMA TOTAL COMPANY) 22 Price increases more than offset raw material and supply chain impacts $ millions CAI: Price / Mix 68 Inflation (44) SEM: Price / Mix 41 Inflation (26) Net Price Benefit 39 Wage and Energy Inflation (14) Clariant Color Integration Synergies 6 Incentives, Other Employee Costs 14 FX (11) Q3 2022 $137   Adjusted Q3 2021 $ 142 Demand (39) Q3 2022 SEGMENT PERFORMANCE 23 CAI $587 $566 Sales $93 $93 SEM Pro Forma $326 $319 Sales $70 $62 (+ 4% excluding FX) - 4% - 2% (+ 5% excluding FX) Flat (+ 7% excluding FX) - 11% (- 7% excluding FX) $500 $585 $2.60 $2.95 FULL YEAR 2022 GUIDANCE 24 Sales Adjusted EBITDA $3,375 $3,635 Adjusted EPS (in millions) (in millions) 25 SUMMARY • Executed the plans we laid out earlier this year • Completed the Dyneema acquisition and Distribution divestiture amid challenging market conditions • Paid down debt and expect to finish the year modestly levered at 3.1x net debt to 2022 pro forma adjusted EBITDA • Expect $200 million of free cash flow in 2022 • Entering an economic slowdown with a portfolio that is better positioned than ever before • Updated our EPS guidance to $2.60 from continuing operations APPENDIX Performance Additives Pigments TiO2 Dyestuffs 3%Polyethylene 12% Nylon Polypropylene Other Raw 30% Styrenic Block Copolymer ~40% hydrocarbon based (Grey shaded materials are hydrocarbon based, includes portion of “Other Raw Materials”) Non-hydrocarbon based materials 27 • From Q2 to Q3, we have seen a 7-10% sequential decline in certain hydrocarbon-based raw materials • Other raw materials such as performance additives and pigments have shown moderate inflation sequentially from Q2 to Q3 Annual Purchases RAW MATERIAL AND SUPPLY CHAIN UPDATE Based on 2021 purchases, excludes Avient Protective Materials SEGMENT DATA U.S. & Canada Latin America 2022 PRO FORMA SEGMENT, END MARKET AND GEOGRAPHY GEOGRAPHY REVENUESEGMENT FINANCIALS 21% Building and END MARKET REVENUE (1) Total company adjusted EBITDA of $585M includes corporate costs.