October 5, 2023 CLEVELAND – October 5, 2023 – Dyneema®, owned by Avient Corporation, a leading provider of specialty and sustainable material solutions, today announced the launch of a next-generation unidirectional (UD) material innovation based on its third-generation fiber: a groundbreaking development poised to enhance the safety and mobility of law enforcement officers and military forces.

December 11, 2023 POMMERLOCH, Luxembourg – December 11, 2023 – Avient Corporation, a premier provider of specialized and sustainable material solutions and services, today announced the addition of a new grade to its ECCOH™ Low Smoke and Fume Non-Halogen Formulations portfolio.

June 26, 2023 CLEVELAND, United States and LUDWIGSHAFEN, Germany – June 26, 2023 – Avient Corporation and BASF are now collaborating to offer colored grades of Ultrason® high-performance polymers to the global market.

Yes ☐ No ☑ The aggregate market value of the registrant’s outstanding common shares held by non-affiliates on June 30, 2023, determined using a per share closing price on that date of $40.90, as quoted on the New York Stock Exchange, was $3.7 billion. Glendale, Arizona 30. In 2023, 0.3 million RSUs vested.

CONTAINER OEM S T O C K T A N K • Reduce container weight • Optimize throughput and provide internal training to sustain processing optimization • Minimize scrap • Improve surface appearance • Deployed an experienced field technician who was able to reduce tank weight by 30% through processing adjustments • Provided an additional lightweighting opportunity with an optimized gas / chemical foaming agent (CFA) process • Trained customer on CFA processing and collaborated to create a new CFA offering for further optimization • Made adjustments resulting in lower scrap rates and improved part appearance Dedicated Onsite Field Technical Service KEY REQUIREMENTS WHY AVIENT? AVIENT SOLUTION OPTIMIZED PROCESSING LEARN MORE Copyright © 2023, Avient Corporation.

TOY GUN BRAND S C O P E • Excellent surface appearance • Low shrink performance • Reduce carbon emissions • Competitive price • Delivered good dimensional stability with a low water absorption level • Offered better performance and surface finish without visible fibers as compared with normal glass fiber-filled PA6 and PA66 • Formulated with 20-30% bio-based content, offering low product carbon footprint values to help meet the customers’ sustainability goal Customized Nymax™ BIO Bio-based Polyamide Solutions KEY REQUIREMENTS WHY AVIENT? AVIENT SOLUTION PREMIUM SURFACE + SUSTAINABILITY LEARN MORE Copyright © 2023, Avient Corporation.

They are developed to achieve GWFI 960°C ratings with a maximum of 30 seconds post combustion time. APPLICATIONS • Electrical and electronic enclosures and housings • Junction boxes • Switches, connectors and plugs • Power outlet components • Covers and windows in E&E parts BENEFITS • Formulated without PTFE which is typically used as anti-drip agent • Non-halogen in accordance with the IEC 61249-2-21 standard • Achieves GWFI 960°C temperature (with max. 30 sec post combustion time) according to IEC 60695-2-12 • Can be combined with colors and other additives for added convenience and increased performance PRODUCT OVERVIEW Copyright © 2023, Avient Corporation.

March 30, 2022 CLEVELAND – March 30, 2022 – Avient today announced that it will launch new biocompatible colorants at the upcoming Medical Device & Manufacturing West exhibition in Anaheim, California.

This portfolio offers six PCR and six PIR grades with glass filler levels from 10 to 30%. Customized a post-consumer recycle (PCR) grade formulated with 30% recycled content that delivered similar performance to a prime PC grade

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