• 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 financial condition of our customers, including the ability of customers (especially those that may be highly leveraged and those with inadequate liquidity) to maintain their credit availability; � The speed and extent of an economic recovery, including the recovery of the housing market; � The amount and timing of repurchases, if any, of PolyOne common shares and our ability to pay regular quarterly cash dividends and the amounts and timing of any future dividends; � The effect on foreign operations of currency fluctuations, tariffs, and other political, economic and regulatory risks; Changes in polymer consumption growth rates in the markets where we conduct business; Forward Looking Statements � Changes in polymer consumption growth rates in the markets 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 achieve or delays in achieving or achievement of less than the anticipated financial benefit from initiatives related to working capital reductions, cost reductions, employee productivity goals, and an inability to raise or sustain prices for products or services; � The ability to successfully integrate acquired companies into our operations, retain the management teams of acquired companies, and retain relationships with customers of acquired companies, including without limitation, Color Matrix Group, Inc.

Avient acquired the Clariant Color business on July 1, 2020 (the “Acquisition Date”). We are Avient. Avient acquired Clariant Color on July 1, 2020 (the “Acquisition Date”).

In this study, Avient’s Trilliant™ HC8900 and Edgetek™ ET8900 thermoplastics were tested alongside competitive materials used for various medical and consumer device enclosures. List of polymers tested and identifying features. 6© 2021 Avient Corporation, 33587 Walker Road, Avon Lake, Ohio USA 44012 To assess the results of the chemical resistance testing, an ESCR criteria was developed that took into consideration a visual observation as well as the mechanical data. Resistance ratings for Trilliant HC8900 series and competing materials against common healthcare disinfectants. - - - 8© 2021 Avient Corporation, 33587 Walker Road, Avon Lake, Ohio USA 44012 Table 3B.