SHANGHAI – PolyOne today announced it has received a 2016 Ringier Technology Innovation Award for its OnCap™ Fragrance Technologies in the Plastics Raw Materials & Additives category. Launched in 2006, the Awards are organized by Ringier Trade Media’s Industry Sourcing, a leading B2B industrial information provider, and are held annually to give recognition to those who have made the most significant contributions to innovation in food & beverage, packaging, plastics, metalworking, personal care, industrial laser and other industries.

Plastic parts come into play for 5G by ensuring wireless signals can easily pass through the plastic material to minimize signal loss.

Add internal lubrication to improve the wear resistance of plastics, increasing reliability and durability Prevent plastics from being a source of ignition or fuel for combustion in overheat situations

There are a variety of Avient TPEs designed to have excellent adhesion to a number of rigid plastic substrates for overmolding.   Dynaflex ranks among the world’s most familiar and easily identifiable soft touch plastics

Factors that could cause actual results to differ materially from those implied by these forward-looking statements include, but are not limited to: • Disruptions, uncertainty or volatility in the credit markets that could adversely impact the availability of credit already arranged and the availability and cost of credit in the future; • The effect on foreign operations of currency fluctuations, tariffs and other political, economic and regulatory risks; • Changes in laws and regulations regarding plastics in jurisdictions where we conduct business; • Fluctuations in raw material prices, quality and supply, and in energy prices and supply; • Production outages or material costs associated with scheduled or unscheduled maintenance programs; • Unanticipated developments that could occur with respect to contingencies such as litigation and environmental matters; • Our ability to achieve strategic objectives and successfully integrate acquisitions, including Avient Protective Materials (APM); • An inability to raise or sustain prices for products or services; • Our ability to pay regular quarterly cash dividends and the amounts and timing of any future dividends; • Information systems failures and cyberattacks; • Amounts for cash and non-cash charges related to restructuring plans that may differ from original estimates, including because of timing changes associated with the underlying actions; and • Other factors affecting our business beyond our control, including without limitation, changes in the general economy, changes in interest rates, changes in the rate of inflation and any recessionary conditions Use of Non-GAAP Measures This presentation includes the use of both GAAP (generally accepted accounting principles) and non-GAAP financial measures. expectations: US & Canada LATAM EMEA Asia • Net price benefit remains greater than wage and energy inflation • Clariant synergies and reduced administrative costs Q2 2 023 SEQUENTI AL SAL ES BY REGI ON Q 2 2 0 2 3 v s . Q 1 2 0 2 3 -8% +6% -1% Flat 14 US & Canada Latin America EMEA Asia Total Avient -2.6% 2 0 2 3 G U I D A N C E $128 $525 Q3 FY $0.56 $2.40 Q3 FY 2023 GUIDANCE 16 $800 $3,280 Q3 FY Sales Adjusted EBITDA Adjusted EPS (in millions) (in millions) 17 • Focused on working capital management, restructuring actions to streamline operations • IT investment to further integrate acquired businesses and capture operational efficiencies • Preserve Free Cash Flow to maintain net leverage CASH FLOW / LEVERAGE ($ millions) 2023E Cash Flow from Operating Activities 320$ Less: CapEx (140) Free Cash Flow 180$ Adjusted EBITDA 525$ Net Debt / Adjusted EBITDA 3.0x SUSTAINABILITY AS A GROWTH DRIVER 18 LONG-TERM REVENUE GROWTH DRI VERS Revenue From Sustainable Solutions* 2016-2022 $340M $405M $455M $550M $790M $915M 2016 2017 2018 2019 2020PF** 2021 2022PF*** $1,175M *Avient Sustainable Solutions definitions aligned with FTC 2012 Guide for the Use of Environmental Marketing Claims (“Green Guides”) **2020 is Pro Forma to include full year of the Clariant Color business ***2022 is Pro Forma for the acquisition of Avient Protective Materials and the divestiture of Distribution 60%+ Key Growth Drivers Sustainable Solutions Composites, Healthcare, Asia / LATAM Overlap Other (GDP Growth) Total Company Revenue SUSTAINABILITY REPORT 2022 • Provides progress on 2030 goals • Reaffirms commitment to U.N.

These specialty thermoplastic elastomers have imbedded, EPA-registered antimicrobial additives to inhibit bacterial growth by 99.9% or more and resist fungal growth in finished plastic parts. GLS™ TPEs with imbedded antimicrobial additives that inhibit bacterial growth by 99.9% or more and resist fungal growth to protect finished plastic parts Cesa™ WithStand™ Antimicrobial Additives give your plastic products an added layer of defense against microorganisms such as bacteria, mold, and fungi.

Barrier technologies that preserve the shelf-life and quality of food, beverages, medicine and other perishable goods through high-performance materials that require less plastic employs approximately 5,700 associates and is certified ACC Responsible Care® and a founding member of the Alliance to End Plastic Waste.  Factors that could cause actual results to differ materially from those implied by these forward-looking statements include, but are not limited to: our ability to identify and evaluate acquisition targets and consummate and integrate acquisitions; disruptions, uncertainty or volatility in the credit markets that could adversely impact the availability of credit already arranged and the availability and cost of credit in the future; the effect on foreign operations of currency fluctuations, tariffs and other political, economic and regulatory risks; changes in polymer consumption growth rates and laws and regulations regarding plastics in jurisdictions where we conduct business; changes in global industry capacity or in the rate at which anticipated changes in industry capacity come online; fluctuations in raw material prices, quality and supply, and in energy prices and supply; production outages or material costs associated with scheduled or unscheduled maintenance programs; unanticipated developments that could occur with respect to contingencies such as litigation and environmental matters; an inability to raise or sustain prices for products or services; an ability to achieve or delays in achieving or achievement of less than the anticipated financial benefit from initiatives related to acquisitions and integration, working capital reductions, cost reductions and employee productivity goals; information systems failures and cyberattacks; and other factors affecting our business beyond our control, including, without limitation, changes in the general economy, changes in interest rates and changes in the rate of inflation.

Reclaimed end-of-life fishing nets avoid plastic ocean waste, and are the basis of Complēt R nylon 6 long fiber composites. Creating a positive environmental impact by reducing ocean-bound plastic waste, Complēt R nylon 6 long fiber composites can help OEMs to meet their goals for using materials containing recycled content. Avient employs approximately 8,700 associates and is certified ACC Responsible Care®, a founding member of the Alliance to End Plastic Waste and certified Great Place to Work®.  

Learn best practices for designing molded plastic parts and improving ESCR Find out how part design can reduce stress in molded plastic parts and improve ESCR in your products See how Avient opens up possibilities for the world through plastics

PLASTIWARD allows you to take swift counter-measures to reduce the possible infiltration of fake plastic products in the supply chain, thereby reducing the risk to consumers’ safety and damage to your company’s revenue and reputation. PLASTIWARD for plastic articles offers you fake-checking in real-time Discover how Avient's in-plastic solution can protect against counterfeiting in E&E applications