Application Snapshot Smartbatch Frost SFX Final COSMETICS BRAND P E R S O N A L C A R E P E T & R P E T P A C K A G I N G • Solutions suitable for 100% rPET carrier colorants • Compatible with all ISBM molding machines • Should work with a wide variety of rPET grades • Worked with customer to provide a special effect solution that achieved a matte or frost- like effect in PET resin • Created a formulation that diffuses light and enhances bottle appearance, similar to edge- glass • Allowed the customer greater design freedom with a wide range of color options • Enabled customer to reduce VOC by eliminating bottle spraying SmartBatch™ Frost Collection KEY REQUIREMENTS WHY AVIENT?

© 2019, All Right Reserved Avient Corporation, 33587 Walker Road, Avon Lake, Ohio USA 44012 BUILDING AND CONSTRUCTION SUPPLIER H E A T E X C H A N G E R : G A S R E C O V E R Y • Resistance to corrosion and fouling • Good thermal conductivity • Good pressure resistance • Compatible with current processing methods – extrusion • Eliminated the effects of corrosion and fouling by replacing aluminum • Improved thermal performance over time • Developed a customized solution that utilized the customers existing extrusion processing methods Therma-Tech™ Thermally Conductive Formulation KEY REQUIREMENTS WHY AVIENT?

MEDICAL EQUIPMENT MANUFACTURER S U R G I C A L X - R A Y G L A S S E S • Replace lead while providing uniform shielding performance • Radiation shielding up to 140KeV • Improve glasses design • Compliance with Radiation Protection Regulation: Adult eye exposure must be below 20 mSv per calendar year • Conducted extensive testing to ensure comparable and uniform shielding performance • Improved geometric flexibility • Lowered shielding component costs 30-50% by eliminating machining and assembly steps (associated with lead) • Reduced weight of the glasses and enabled a more ergonomic design • Eliminated disposal concerns associated with lead Trilliant™ XR Lead Replacement Thermoplastics KEY REQUIREMENTS WHY AVIENT?

Application Snapshot NIR _ REJOIN Final COSMETICS BRAND P E R S O N A L C A R E & C O S M E T I C S P A C K A G I N G • Excellent color performance in PCR resin • Combinable with functional additives • Parts manufactured with 100% PCR • Worked with customer to create circular packaging options with glamorous and striking special effects • Provided a solution that enabled added shine, ensuring the customer achieved beautiful packaging without compromising NIR detectability • Ensured the solution was available for many cosmetics packaging types, including bottles, make-up and caps OnColor™ NIR Black & Dark Sortable Colorants & Rejoin™ PCR Masterbatch for Polyolefins KEY REQUIREMENTS WHY AVIENT?

Glucose Monitoring App Snapshot draft MEDICAL DEVICE OEM C O N T I N U O U S G L U C O S E M O N I T O R I N G S Y S T E M • Adapt to strict processing requirements of a secondary operation put in place to manufacture a new device model • Meet material size and thickness requirements while achieving desired color target • Overcome material unpredictability and sensitivity to heat, light and moisture • Minimize impact of supply chain instability and changes • Offered support for processing under low pressure conditions and at every stage of manufacturing • Performed extensive R&D work to consistently deliver the customer’s color target of a hard-to-achieve light gray • Effectively addressed all material challenges and sensitivities • Provided regular ‘summaries of understanding’ to keep up with changing forecasts and ordering patterns Mevopur™ Pre-color Formulation KEY REQUIREMENTS WHY AVIENT?

PTFE Wire insulation ELECTRICAL EQUIPMENT MANUFACTURER H I G H - T E M P E R A T U R E C A B L E S - O I L & G A S I N D U S T R Y • Formulations suitable for a wide range of cable types, including high-voltage and self-regulating heating applications • Fine-tuned and consistent resistivity • Consistent performance across a wide range of temperatures • Optimized dispersion for ease of processing • Provided tailored solutions for specific conductivity requirements, protecting cables against damage from electrostatic discharge (ESD), arc failures, and temperature fluctuation • Supplied ESD and conductive fluoropolymer solutions in PFA, FEP, ETFE and PVDF • Shared more than 40 years of experience in the processing and formulation of fluoropolymers • Offered a global manufacturing footprint Colorant Chromatics Conductive Formulations KEY REQUIREMENTS WHY AVIENT?

T I G H T B U F F E R I N G E L - F I L L E D L O O S E T U B E F O R A E R I A L C A B L E S GLOBAL CABLE MANUFACTURER • Operating temperature from -40°C to 70°C • High gel resistance • Low shrinkage • Stripability for easy installation • Good flame retardancy • Developed a formulation with good thermal behaviour and low shrinkage • Enabled a greater range of operating temperatures giving the customer the flexibility of using the same cable design in a range of different climates • Provided superior gel resistance increasing life time of the cable • Utilized simulation service to optimize customer tooling and extrusion output ECCOH™ 5806 Formulation KEY REQUIREMENTS WHY AVIENT?

OUTDOOR GEAR MAKER F I S H I N G T O O L G R I P • Aesthetically differentiate new products while optimizing user functionality and safety • Meet weatherability performance required by industry standard UV and Salt Water Exposure tests • Resist fish oils, sunscreens, and cleaners • Comply with FDA food contact requirements • Provided product development support from concept to production, including visual brand integration, part design, and material selection • Customized grip design and TPE formulation to retain grip and tactile feel in wet and oily environments • Expedited lead time with advanced design and 3D modeling services to enable product launch at key industry tradeshow • Offered global supply continuity with local technical and manufacturing support Custom Versaflex™ Wet Grip TPE and Avient Design Services KEY REQUIREMENTS WHY AVIENT?

Newlin Page 105 Old PolyOne Transformation 60% 80% 100% % o f O p e ra ti n g I n co m e * Mix Shift Highlights Specialty Transformation Ahead of Schedule 2015 Target *Operating Income excludes Corporate Charges ** Pro Forma for the acquisition of ColorMatrix and divestiture of SunBelt 2% 34% 42% 50% 65-75% 0% 20% 40% 2005 2008 2011 2011** 2015 % o f O p e ra ti n g I n co m e * JV's PP&S Distribution Specialty Specialty OI $5M $46M $89M $117M Target Page 106 Why Invest In PolyOne?

• 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. In addition, operating income before special items and adjusted EPS are components of various PolyOnebefore special items and adjusted EPS are components of various PolyOne annual and long‐term employee incentive plans. • A reconciliation of each non‐GAAP financial measure with the most directly comparable GAAP financial measure is attached to this presentation which is co pa ab e G a c a easu e s attac ed to t s p ese tat o c s posted on our website at www.polyone.com. 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.