Microsoft PowerPoint - AVNT Seaport Conference Presentation AVIENT CORPORATION S E A P O R T C O N F E R E N C E (NYSE: AVNT) A U G U S T 2 4 , 2 0 2 1 DISCLAIMER 2 Forward-Looking Statements In this presentation, statements that are not reported financial results or other historical information are “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. For the same reasons, the Company is unable to address the probable significance of the unavailable information. WHO WE ARE – VISION, STRATEGY, CULTURE 3 Avient Corporation (NYSE: AVNT) provides specialized and sustainable material solutions that transform customer challenges into opportunities, bringing new products to life for a better world.

Microsoft PowerPoint - Avient IR Presentation - June 2021 AVIENT CORPORATION J U N E 2 0 2 1 I N V E S T O R M E E T I N G S (NYSE: AVNT) DISCLAIMER 2 Forward-Looking Statements In this presentation, statements that are not reported financial results or other historical information are “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. For the same reasons, the Company is unable to address the probable significance of the unavailable information. WHO WE ARE – VISION, STRATEGY, CULTURE 3 Avient Corporation (NYSE: AVNT) provides specialized and sustainable material solutions that transform customer challenges into opportunities, bringing new products to life for a better world.

Learn about overmolding, material selection to enhance function, and design considerations that can help you address challenges and delight customers Office Supplies Home & Office

Learn about overmolding, material selection to enhance function, and design considerations that can help you address challenges and delight customers Office Supplies Home & Office

TERMS AND CONDITIONS These Terms and Conditions govern the sale of Products to another party (“Buyer”) by Avient Corporation and its affiliates (“Seller”). WARUNKI Niniejsze Warunki regulują sprzedaż Produktów na rzecz drugiej strony („Kupujący”) przez Avient Corporation i jej podmioty powiązane („Sprzedający”). 1. Department of the Treasury’s Office of Foreign Assets Control, and Polish Civil Code and Polish Law Against Excessive Delays in Commercial Transactions, if applicable,.

Microbial susceptibility of various polymers and evaluation of thermoplastic elastomers with antimicrobial additives R E S E A R CH AR T I C L E Microbial susceptibility of various polymers and evaluation of thermoplastic elastomers with antimicrobial additives Zachary Zander1 | Deirdre Newton2 | Heather Scaglione1 | Averie Reiber1 | Parminder Agarwal2 1Avient Corporation, Avon Lake, Ohio, USA 2Lonza LLC, Morristown, New Jersey, USA Correspondence Zachary Zander, Avient Corporation, 33587 Walker Road, Avon Lake, OH 44012, USA. Lastly, a brief study was performed to address clarity and yellowness in a clear TPE product (Versaflex™ CL3000-80). ORCID Zachary Zander https://orcid.org/0000-0002-4114-1323 ENDNOTE 1 Milicron™ is a registered trademark of Cincinnati Milacron Inc.; Roboshot™ is a registered trademark of Fanuc Corporation; Versaflex™, OnFlex™, and GLS™ are registered trademarks of Avient Corporation; Dynisco™ is a registered trademark of Dynisco LLC; Datacolor 650™ is a registered trademark of Datacolor Holding AG.

Learn about overmolding, material selection to enhance function, and design considerations that can help you address challenges and delight customers Office Supplies Home & Office

Learn about overmolding, material selection to enhance function, and design considerations that can help you address challenges and delight customers Office Supplies Home & Office

CONDITIONS GENERALES DE VENTE Les présentes conditions générales régissent la vente de Produits (« Produit(s) ») à une autre personne (« Acheteur ») par Avient Corporation et ses sociétés affiliées (« Vendeur »). 1. Ces conditions sont disponibles à l'adresse suivante : https://www.avient.com/company/policies-and-governance/avient-corporation-privacy-statement. Tout litige né de l'exécution, de la mise en œuvre ou de l'interprétation du contrat de vente entre l'Acheteur et le Vendeur sera soumis à la compétence exclusive des tribunaux français. https://www.avient.com/company/policies-and-governance/avient-corporation-privacy-statement 27.

Ashish Khandpur Voorzitter, President en Chief Executive Officer “Onze bedrijfsbeslissingen hebben verstrekkende implicaties in de complexe en onderling verbonden wereld van vandaag. Als u geen melding kunt doen via de Ethics Hotline, onthoud dan dat u altijd contact kunt opnemen met uw HR- medewerker of de Corporate Ethics Officer met al uw vragen of zorgen. HOME OUR CODE RESPECT FOR ALL HONESTY AT WORK INTEGRITY IN OUR BUSINESS CORPORATE SOCIAL RESPONSIBILITY RESOURCES Wist u dat?