Closed System Drug Transfer Device Custom Versalloy™ HC 9220-90 formulation provides regulatory compliance for drug transfer device  Power Tool Handle

Factors that could cause actual results to differ materially from those implied by these forward looking statements include but are not limited to:• 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 achieve the strategic and other objectives relating to the Spartech acquisition, including any expected synergies; our ability to successfully  integrate Spartech and achieve the expected results of the acquisition, including, without limitation, the acquisition being accretive;  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;liquidity) to maintain their credit availability;  The speed and extent of an economic recovery, including the recovery of the housing market;  Our ability to achieve new business gains;  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;g p y p g ;  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;, , p y p y g , y p p ;  An inability to maintain appropriate relations with unions and employees; 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. • The above list of factors is not exhaustive. • We undertake no obligation to publicly update forward‐looking statements, whether as a result of new information, future events or otherwise.   The non‐GAAP financial measures  i l d dj t d EPS i b f i t t t d i ti dinclude: adjusted EPS, earnings before interest, tax, depreciation and  amortization (EBITDA), adjusted EBITDA, net debt, Specialty platform operating  income, Specialty platform gross margin percentage, adjusted operating income,  return on invested capital, net debt/ EBITDA, and the exclusion of corporate p p charges in certain calculations.  Strong past performance demonstrates that our  strategy and execution are workinggy g • Megatrends align with our strengths • Innovation and services provide differentiation  and competitive advantage • Strong and proven management team driving  growth and performancegrowth and performance The New PolyOne: A Specialty Growth Company $2015 Target: $2.50 Adjusted EPS Page 16 Schedule I Reconciliation of Non-GAAP Financial Measures (Unaudited) (Dollars in millions, except per share data) Below is a reconciliation of non-GAAP financial measures to the most directly comparable measures calculated and presented in accordance with U.S.

In addition to providing resources for associates to improve their skills and further their career with Avient, the learning opportunities enhance collaboration across the company as associates build their networks. Engagement in mentoring can provide a variety of benefits to both parties, including the cultivation of leadership skills, the expansion of a professional network, and building a trusted relationship outside of reporting lines.

The FlexOne system meets the requirements of our Voice of the Customer surveys, incorporating state of the art control including: • Self-calibration • Gravimetric metering • Plug & Play modules • RFID tagging • Data acquisition • Remote networking PlanetPak & pump feeds the Inter- changeable reservoir feeding a Self- calibrating pump system driving the Metering pump controlled by HMI touch screen controller PLANETPAK – “PUMP-IN-THE-BOX” TECHNOLOGY FlexOne is designed to work with a PlanetPak liquid container. Network capable Data acquisition and SPC Web enabled Touch screen controller User login security Gravimetric functions Custom configuration Remote access functions QUICK CHANGEOVER RESERVOIR The reservoir cassette is a key operating element of the FlexOne unit, allowing users to quickly changeover color. FLEXONE UNIT FLEXONE - E FLEXONE - P FLEXONE - Q Metering Pump PCP/Quantex PCP Quantex Self-Calibrating ✔ ✔ ✔ Volumetric & Gravimetric ✔ ✔ ✔ Interchangeable Reservoir ✔ ✔ ✔ Continuous Use ✔ ✔ ✔ Touch Screen ✘ ✔ ✔ Multiple Log-In Levels ✘ ✔ ✔ RFID ✘ ✔ ✔ Network Capable ✘ ✔ ✔ Data Acquisition ✘ ✔ ✔ Remote Access Functions ✘ ✔ ✔ Sustainable Pumps ✘ ✘ ✔ Typical Polymer Rate (kg/hr) 50–1000 50–1000 50–1000 CHOOSING THE RIGHT FLEXONE OPTION FlexOne has been designed to allow the use of modular connections, depending on which operation it will be used for.

Vice President and General Manager, Power Coatings, Valspar Corporation from February 2002 to June 2007. The fair value of the trade names is calculated using a “relief from royalty” methodology. We have not yet completed our calculation of the total post-1986 earnings for these foreign subsidiaries.

McAlindon(2) 22,109 - 22,109 23 Directors and executive officers as a group 1,110,196 271,492(4) 1,381,688 (1) Except as otherwise stated in the following notes, beneficial ownership of the shares held by each individual consists of sole voting power and sole investment power, or of voting power and investment power that is shared with the spouse or other immediate family member of the individual or with certain trusts. The calculation excludes Magenta, which was acquired in December 2015. 2) Calculated using PolyOne’s March 1, 2016 closing stock price of $27.52.

VALUE BENEFITS OF USING THE FLEXCART SYSTEM FlexCart & PlanetPak components create a market leading metering technology: • Robust and reliable system control • Reliable yield (99%) and sustainable packaging • Capability of data networking and remote internet support • Reduced changeover cost with interchangeable cassettes FLEXCART™ MELT INJECTION LIQUID METERING SYSTEM Combined with the PlanetPak™ delivery packaging ATTRIBUTE FLEXCART M.I. ATTRIBUTE PC PUMP CMG 6000 Metering throughput High – Volumetric/gravimetric V V/G Data export/network – Yes Touch screen – Yes Multiple log-in levels – Yes Multiple log-in levels – No www.avient.com Copyright © 2020, Avient Corporation.

VALUE BENEFITS OF USING THE FLEXCART MINI SYSTEM FlexCart units & PlanetPak containers create a market leading metering system: • Robust and dependable system control • Reliable yield (typically 99% using a PlanetPak) and sustainable packaging • Capability of data networking and remote internet support • Simplified changeover with interchangeable cassettes FLEXCART™ MINI LIQUID METERING SYSTEM Combined with the PlanetPak™ delivery packaging Note: PC = Progressing Cavity Pump Peri = Peristatic Pump ATTRIBUTE FLEXCART MINI Footprint (LxW cm) 98 x 38 Controller options 3000 5000 Typical max. throughput (kg/hr) 625 Max. metering rate (cc/s) 10 Continuous use Yes Transfer pumps Peri Metering pumps PC/Peri Interchangeable cassette Yes PLANETPAK™ CONTAINERS The FlexCart system is designed to work with the standardized PlanetPak container range of packaging, typically achieving 99% reliable yield while also achieving a sustainable packaging format that is fully recyclable. ATTRIBUTE PC PUMP PERI PUMP CMG 3000 CMG 5000 Delivery throughput – Low – – Metering throughput High Low – – Volumetric/gravimetric V V V V/G Data export/network – – No Yes Touch screen – – No Yes Multiple log-in levels – – No Yes The range of progressing cavity pump rates attainable can be used to determine the correct size of pump.

Enjoy full processing control and reap the benefits of lower energy consumption and improved clarity.

Reduce energy consumption during the blow molding process