SOME OF OUR FIRSTS • Development of the industry’s first plastisol color mixing system for screen printing ink • Introduction of the first automated ink dispensing equipment OUR SPECIALTY INKS • Broadest range of specialty screen printing inks, including: non-phthalate PVC plastisol, water-based, silicone, and non-PVC plastisol • Ink room solutions including inventory management software • Strong expertise in R&D and product development • Demonstrated technical service and color matching capabilities • Highly efficient manufacturing operations • Global manufacturing footprint and customer reach OUR BRANDS • Wilflex is a leading brand of specialty screen printing inks with a focus on total ink-room management, providing the most efficient, cost-effective environment possible • Rutland is a leading brand of specialty screen printing inks for the textile industry with a strong commitment to making the screen printing process easier, more attractive and more profitable for customers • Union Ink is a brand dedicated to providing the broadest range of innovative and inspired screen printing inks with the highest opacity mixing systems in the market • Printop is a leading brand of textile screen printing inks in Latin America including plastisols, water-based, and discharge inks • QCM is a trusted brand of cost- effective, high quality inks for one of the most recognizable products in the world, the printed t-shirt SPECIALTY INKS GLOBAL FOOTPRINT • Five manufacturing facilities in Kennesaw, Georgia; Pineville, North Carolina; Lima, Peru, Shenzhen, China; and Mumbai, India (JV) • Warehouse and distribution facilities in Georgia, North Carolina and Ohio in the US, Paddock Wood and Widnes, U.K., and Singapore • Global presence of distributors located in over 60 countries Copyright © 2018, PolyOne Corporation. Some of the information arises from laboratory work with small-scale equipment which may not provide a reliable indication of performance or properties obtained or obtainable on larger-scale equipment.

We offer additives, TPE liners and overmolding to help define high-performance caps and closures that provide both functionality and shelf appeal. They provide leading-edge insight in polymer science, packaging design and consumer trends while helping you explore innovative colorants and effects that will set you apart in the market Some of the information arises from laboratory work with small-scale equipment which may not provide a reliable indication of performance or properties obtained or obtainable on larger-scale equipment.

In addition to weight reduction and raw material savings, Hydrocerol CFAs can provide several other benefits that include: • thermal and acoustic insulation • increased stiffness-to-weight ratio • elimination of warpage and sink marks • more efficient processing Automotive Hydrocerol Chemical Foaming Agents are particularly recommended for lightweighting projects. Some of the information arises from laboratory work with small-scale equipment which may not provide a reliable indication of performance or properties obtained or obtainable on larger-scale equipment. SUPPORT Our experts can offer product recommendations in the chemical foaming of plastics, taking into consideration: • Manufacturing process • Application polymer grades • Regulatory requirements (e.g., food contact compliance, toy regulations) • Targeted performance requirement (e.g., lightweighting, polymer use reduction, insulation, improved processing) They also provide technical assistance and best practices for using Hydrocerol Chemical Foaming Agents in the best conditions for a successful foaming of the plastic parts.

Avient does not provide reconciliations of forward-looking non-GAAP financial measures, such as outlook for Adjusted EBITDA, Adjusted Earnings Per Share and Adjusted Tax Rate, to the most comparable GAAP financial measures on a forward- looking basis because Avient is unable to provide a meaningful or accurate calculation or estimation of reconciling items and the information is not available without unreasonable effort. To provide comparable results, the company references “pro forma” financial metrics, which include the business results of Avient Protective Materials for periods prior to the Acquisition Date, as if the transaction occurred on January 1, 2021 and reflect Distribution as a discontinued operation. Management believes this provides comparability of the performance of the combined businesses.

The Company does not provide reconciliations of forward-looking non-GAAP financial measures, such as adjusted EPS and adjusted EBITDA, to the most comparable GAAP financial measures on a forward-looking basis because the Company is unable to provide a meaningful or accurate calculation or estimation of reconciling items and the information is not available without unreasonable effort. https://www.avient.com/investors https://edge.media-server.com/mmc/p/xkwywv44 https://www.avient.com/investors https://register.vevent.com/register/BI3163094c31c24a9680e9118cec4f9167 https://www.avient.com/investors/events-presentations https://www.avient.com/news 4 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. You are advised to consult any further disclosures we make on related subjects in our reports on Form 10-Q, 8-K and 10-K that we provide to the Securities and Exchange Commission. 6 Investor Relations Contact: Giuseppe (Joe) Di Salvo Vice President, Treasurer and Investor Relations Avient Corporation +1 440-930-1921 giuseppe.disalvo@avient.com Media Contact: Kyle G.

Reduce the potential of peeling and provide a sharp transition between the TPE and the substrate. 2. Provide a distinct cavity for the TPE, which is capable of being vented. 3. Provide a spring-loaded area if the inserted substrate is metal or other non- compressible material.

Under the Maxxam™ brand, standard grades are formulated with any combination of calcium carbonate, glass fiber, mica and talc to provide a desired balance of properties, including stiffness, durability, impact resistance and heat resistance. Offers a moderate level of stiffness over the unfilled materials as well as improved drop impact strength. 6 Provides the maximum strength and heat resistance among polypropylene compounds. Some of the information arises from laboratory work with small-scale equipment which may not provide a reliable indication of performance or properties obtained or obtainable on larger-scale equipment.

You are advised to consult any further disclosures we make on related subjects in our reports on Form 10-Q, 8-K and 10-K that we provide to the Securities and Exchange Commission. To provide comparable financial results, the Company references “pro forma” financial metrics, which include the business results of CMB for periods prior to the Acquisition Date. Management believes this provides comparability of the performance of the combined businesses.

The report provides an update on Avient's contributions and impact in creating a more sustainable future, including progress that the company has made towards its 2030 goals. Webcast Details Avient will provide additional details on its 2024 second quarter and 2024 full-year outlook during its webcast scheduled for 8:00 a.m. The Company does not provide reconciliations of forward-looking non-GAAP financial measures, such as adjusted EPS and adjusted EBITDA, to the most comparable GAAP financial measures on a forward-looking basis because the Company is unable to provide a meaningful or accurate calculation or estimation of reconciling items and the information is not available without unreasonable effort.

They are designed to provide manufacturing efficiency, enhance performance by providing additional cable features, and meet end user specifications. Brominated Flame Retardants Cesa™ Flame Retardant Additives Provide efficient flame retardancy across a variety of resins. Avient, as a global polymer solutions provider, offers a wide range of polymer-specific specialty colorant and additives systems for the wire and cable industry.