Patterson, Chairman, President and Chief Executive Officer, Avient Corporation. This business is referred to as Avient Protective Materials “APM”. A recording of the webcast and the slide presentation will be available at avient.com/investors/events-presentations immediately following the conference call and will be accessible for one year. https://www.avient.com/investors https://edge.media-server.com/mmc/p/a8tcrg4m https://www.avient.com/investors https://register.vevent.com/register/BI125445d5780d4c898d63ec3c1fa53045 https://www.avient.com/investors/events-presentations 5 About Avient 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.

Ashish Khandpur, President and Chief Executive Officer, Avient Corporation. To access Avient’s news library online, please visit www.avient.com/news. About Avient Avient Corporation (NYSE: AVNT) provides specialized and sustainable materials solutions that transform customer challenges into opportunities, bringing new products to life for a better world.

Do you need an MSDS? Avient Canada ULC Our focus is on helping you solve your most demanding application and business needs

KEY FEATURES • Compatible with various Fiber-Line fibers, performance-adding processes, and thermoplastic resins to meet your application needs • Tapes available up to 5" in width via spools or cut-to-length profiles • Rapid prototyping capability FIBERS • Carbon Fiber • Kevlar® Para-Aramid • Nomex® Meta-Aramid • Fiberglass PERFORMANCE-ADDING PROCESSES • Coating • Twisting KEY APPLICATIONS • Oil & Gas • Industrial • Aerospace • Composite applications needing unique/ specialized reinforcement Copyright © 2024, Avient Corporation. Avient makes no warranties or guarantees respecting suitability of either Avient’s products or the information for your process or end-use application. This manufacturing process enhances the thermoplastic tape’s mechanical and thermal performance for specific application needs.

Senior management uses gross margin before special items and operating income before special items to assess performance and allocate resources because senior management believes that these measures are useful in understanding current profitability levels and how it may serve as a basis for future performance.

The determination of the GHG emissions is the sole responsibility of Avient. The verification team has extensive experience in conducting assurance over environmental, social, ethical and health and safety information, systems and processes, has over 20 years combined experience in this field and an excellent understanding of Apex’s standard methodology for the verification of greenhouse gas emissions data. Miami, Florida Santa Ana, California July 26, 2022 This verification opinion declaration, including the opinion expressed herein, is provided to Avient and is solely for the benefit of Avient in accordance with the terms of our agreement.

While color can be created with ink that is pre-mixed or formulated with ink mixing systems, the substrate will always challenge the true weakness in all inks -- opacity. For instance; gold, oranges and pastel colors need less film coverage than blue, purple and red hues. Find the perfect shade for your substrate with the Avient Select-a-Guide

We’re ready to meet all of your supply needs for engineered polymer formulations and thermoplastic elastomers. Avient makes no warranties or guarantees respecting suitability of either Avient’s products or the information for your process or end-use application. To learn more about Specialty Engineered Materials, contact Avient at +86 (0) 21 6028 4888 www.avient.com

INDUSTRIAL EQUIPMENT OEM P A I N T S P R A Y E R • Meet or exceed UL94 V-2 flame rating • Able to interact with existing bulk chemistry without compromising functionality or brand color and aesthetics • Deliver cost targets while providing operational efficiency and a working capital strategy • Accelerate product development timeline, and provide UL94 testing verification prior to production trials • Achieved all flame rating requirements and assisted with regulatory approvals • Developed a proprietary Smartbatch solution that minimized potential effects from interaction with current bulk chemistries • Provided needed support with qualification process and testing requirements, saving time and cost • Afforded on-going support with A2LA test labs, sampling, and lot-to-lot consistency with exacting performance Smartbatch™ Formulation: Cesa™ Flame Retardant Additives and OnColor™ Colorants KEY REQUIREMENTS WHY AVIENT? AVIENT SOLUTION REGULATORY NEEDS + PERFORMANCE LEARN MORE Copyright © 2022, Avient Corporation.

BUILDING MATERIALS COMPANY Q U A R T Z C O U N T E R T O P S • Offer custom color design for new product development • Provide regulatory support to help achieve compliance with new formulations • Deliver reliable color consistency • Meet high-volume, global production needs • Developed custom colorant technology to support end applications for new products • Provided effective global EH&S and regulatory support to help mitigate risk • Enabled lot-to-lot color consistency with exceptional dispersion uniformity • Met the need for a high degree of material consumption leveraging our global footprint Stan-Tone HCC Vinyl Paste Dispersions KEY REQUIREMENTS WHY AVIENT? AVIENT SOLUTION CUSTOM COLOR + COMPLIANCE LEARN MORE Copyright © 2025, Avient Corporation.