EPC EPC BARE PERFORMANCE Operating Temperature Range -65°C - 80°C Chemical Resistance P Flame Resistance X UV Resistance P Flex Properties P FEP BARE PERFORMANCE Operating Temperature Range -195°C - 200°C Chemical Resistance P Flame Resistance P UV Resistance P Flex Properties O EXTRUSION FIBERS PROCESSES PRODUCTS ETFE BARE PERFORMANCE Operating Temperature Range -100°C - 150°C Chemical Resistance P Flame Resistance P UV Resistance P Flex Properties P HYTREL BARE PERFORMANCE Operating Temperature Range -70°C - 125°C Chemical Resistance P Flame Resistance P UV Resistance P Flex Properties P ETFE FEP HYTREL FIBER OPTICAL CABLES MOVING HIGH PERFORMANCE FIBERS FORWARD This data is provided for informational purposes only, and does not constitute a specification. PFA PFA BARE PERFORMANCE Operating Temperature Range -200°C - 260°C Chemical Resistance P Flame Resistance P UV Resistance P Flex Properties P POLYPROPYLENE BARE PERFORMANCE Operating Temperature Range -45°C - 105°C Chemical Resistance P Flame Resistance X UV Resistance P Flex Properties X EXTRUSION FIBERS PROCESSES PRODUCTS POLYETHYLENE BARE PERFORMANCE Operating Temperature Range -65°C - 80°C Chemical Resistance P Flame Resistance X UV Resistance P Flex Properties O POLYURETHANE BARE PERFORMANCE Operating Temperature Range -55°C -125°C Chemical Resistance P Flame Resistance X UV Resistance P Flex Properties P POLYETHYLENE POLYPROPYLENE POLYURETHANE FIBER OPTICAL CABLES MOVING HIGH PERFORMANCE FIBERS FORWARD This data is provided for informational purposes only, and does not constitute a specification. They also add important characteristics, such as SWELLCOAT® water-blocking, water repellence, adhe- sion, color, and wear and UV-resistance to these and many other applications.

PP NONWOVEN MANUFACTURER G E O T E X T I L E S • High concentrate UV solution (up to 50% light protection) in PP nonwoven textiles • Shorter lead time from existing supplier • Local technical support • Long-lasting UV stability • Provided high concentrate UV protection in nonwoven textiles with dosage @ 50% • Shortened the lead time with global supply and technical service • Offered excellent UV stability CesaTM Light Additives KEY REQUIREMENTS WHY AVIENT? AVIENT SOLUTION GLOBAL SUPPLY + UV STABILITY LEARN MORE Copyright © 2024, Avient Corporation. All Rights Reserved. https://www.avient.com/products/polymer-additives/uv-and-light-blocking-additives/cesa-light-additives Slide 1: PP NONWOVEN MANUFACTURER

LEADING GARDEN TOOLS BRAND O S C I L L A T I N G S P R I N K L E R S • Superior abrasion resistance performance • Ability to pass standard UV testing as well as the customer’s more stringent UV criteria • Global support and material availability • Developed a customized TPE material with superior UV resistance, adhesion to ABS, and demolding • Leveraged in-house UV chamber tests to exceed UV parameter requirements • Worked closely with customer’s product development, engineering and quality teams to test and specify material • Supplied grade globally with local technical and manufacturing support OnFlex™ S KE Thermoplastic Elastomer KEY REQUIREMENTS WHY AVIENT? AVIENT SOLUTION GLOBAL PRESENCE + UV RESISTANCE LEARN MORE Copyright © 2020, Avient Corporation.

Find out how part design can reduce stress in molded plastic parts and improve ESCR in your products Global Presence and UV Resistance for Oscillating Sprinkler Versaflex™ CE TPEs for 5G Transparency - Application Bulletin

 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 acquisitions; • The ability to successfully integrate acquired companies into our operations, retain the management teams of acquired companies, retain relationships with customers of acquired companies, and achieve the expected results of such acquisitions, including whether such businesses will be accretive to our earnings; • 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; • Our ability to achieve new business gains; • 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 the disposal of plastic 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 achieve or delays in achieving or achievement of less than the anticipated financial benefit from initiatives related to working capital reductions, cost reductions and employee productivity goals; • Information systems failures and cyber attacks; • Our ability to continue to pay regular cash dividends and the amounts and timing of any future dividends; 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. Use of Non-GAAP Measures 4POLYONE CORPORATION INPUTS FORMULATION EXPERTISE SERVICE VALUE Base resins Additives Modifiers Pigments Expertise in Polymer Materials, Services and Solutions OEMs Brand Owners Processers Assemblers InVisiO SM Color Services IQ Design Labs LSS Customer First Specialty products & services What We Do Driving customer value 5POLYONE CORPORATION $0.13 $0.68 $0.82 $1.00 $1.31 $1.80 $1.96 $2.06 2009 2010 2011 2012 2013 2014 2015 2016* *Recast for DSS in discontinued operations PolyOne At a Glance Performance Products & Solutions 22% PolyOne Distribution 34% Specialty Engineered Materials 18% Color Additives and Inks 26% 2016 Revenue by Segment Adjusted Earnings per Share 2016 Revenue by Geography United States 60% Europe 15% Latin America 9% Canada 7% Asia 10% 6POLYONE CORPORATION 2% 43% 76% 0% 20% 40% 60% 80% 100% 2005 2010 3Q 2017 % o f O p e ra ti n g I n c o m e * *Operating Income excludes corporate charges and special items **LTM 3Q 2017 Specialty OI $5M $87M $275M** JV’s Performance Products & Solutions Specialty MixDistribution Mix Shift Highlights Specialty Transformation Distribution and Contract Manufacturing Businesses 7POLYONE CORPORATION 2014 2015 2016 2017 2014 2015 2016 2017 Driving Growth • Refreshed training curriculum for sales force • Upgraded capabilities to generate and capture new business leads • Expanded R&D resources to focus on key platforms 2014 2015 2016 2017 Investment in Commercial Resources Commercial Resource Additions* Total Sales CallsSales Opportunity Funnel (in billions) *Sales, Marketing & Technology headcount 8POLYONE CORPORATION *ROIC is defined as TTM adjusted OI after tax divided by the sum of average debt and equity less cash over a 5 quarter period Proof of Performance & 2020 Platinum Vision 20%+ 20%+ 12 - 14% 6.5 – 7.5% 15% Consistently Deliver Double Digit Annual EPS Growth 2006 YTD 2017 2020 “Where we were” “Where we are” Platinum Vision ROIC* 5.0% 13.8% Operating Income % of Sales Color, Additives & Inks 1.7% 16.4% Specialty Engineered Materials 1.1% 13.1% Performance Products & Solutions 5.5% 11.4% Distribution 2.6% 6.6% 9POLYONE CORPORATION $50 $116 $137 $0 $40 $80 $120 $160 $200 2012 2014 2016 2017 10.8% 11.3% 12.9% 13.8% 10.0% 11.0% 12.0% 13.0% 14.0% 15.0% 2012 2014 2016 3Q 2017 2020 Platinum Vision Free Cash Flow (in millions) ROIC* *ROIC is defined as TTM adjusted OI after tax divided by the sum of average debt and equity less cash over a 5 quarter period Free Cash Flow and Improving Returns 15.0% >$200 10POLYONE CORPORATION $0.16 $0.20 $0.24 $0.32 $0.40 $0.48 $0.54 $0.70 $- $0.10 $0.20 $0.30 $0.40 $0.50 $0.60 $0.70 $0.80 $0.90 $1.00 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 Annual Dividend 7 Consecutive Years of Increased Dividends 3-Year Dividend Plan  Announced 30% increase to dividend in October 2017, reflecting strong and sustainable cash flow as well as confidence in future earnings growth  Expect to increase annual dividend 60% or more cumulatively over next three years 11POLYONE CORPORATION $767M Returning Cash to Shareholders $0 $150 $300 $450 $600 $750 2011 2012 2013 2014 2015 2016 3Q 2017 Cumulative Share Repurchases (in millions)  Since 2011, we have returned over $950 million to shareholders  $192 million returned through dividends  $767 million returned through share repurchases  Have repurchased 20.8 million shares since early 2013 $767M 12POLYONE CORPORATION  Expanding our sales, marketing, and technical capabilities  Investing in operational and LSS initiatives  ~60 - 70% of capital expenditures fund growth initiatives Organic Growth Acquisitions Share Repurchases Dividends  Targets that expand our: • Specialty offerings • End market presence • Geographic breadth  Growth synergies  Adjacent material solutions  Repurchased 2.0 million shares YTD 2017  Repurchased 20.8 million shares since early 2013  6.5 million shares are available for repurchase under the current authorization  Increased annual dividend by 30% to $0.70 per share, representing the seventh consecutive year of dividend growth Free Cash Flow and Strong Balance Sheet Fund Investment / Shareholder Return 13POLYONE CORPORATION *Specialty Platform revenue from products introduced in last five years Vitality Index Progression* 12% 42% 2006 2016 Target ≥ 35% Innovation Drives Earnings Growth Innovation Pipeline Potential $20 $54 2006 2016 Research & Development Spending ($ millions) Phase 1 Frame Opportunity 12 Projects Phase 2 Build Business Case 10 Projects Phase 3 Prototype 21 Projects Phase 4 Scale-up & Test Market 19 Projects Phase 5 Commercial Launch 10 Projects $500 Million $1.4 Billion $700 Million Total Specialty Addressable Market of over $2.6 Billion 14POLYONE CORPORATION Key Innovation Growth Drivers Composites Barrier Additive Technology Fiber Colorants Flame Retardant Polymers  Increasing regulatory drive for halogen replacements  $400m addressable market  Drive to prevent oxygen, light and UV rays from affecting contents in PET packaging, extending shelf life  $200m addressable market  60% of world fiber consumption is synthetic, need to simplify manufacturing and eliminate waste  $300m addressable market  Polymer formulation and process engineering create a pipeline for next generation materials  Drive to replace aluminum and steel with plastics without compromising on strength 15POLYONE CORPORATION  Providing LSS services to small/medium sized customers  54% of associates trained in LSS, with over 125 active black belts  Have trained over 30 customers in LSS methodology  Providing training in Customer Centric Selling Skills with customers  Providing Industrial design and color services to small/medium sized customers  On time delivery above 95% Strengthening relationships: Customer First Through World-Class Service 16POLYONE CORPORATION  Addressable market exceeds $40 billion  Strong performance demonstrates that our strategy and execution are working  Megatrends and emerging opportunities align with strengths  Innovation and services provide differentiation, incremental pricing power and competitive advantage  Strategic reinvestment for growth while returning cash to shareholders  Strong and proven management team driving growth and performance Why Invest In PolyOne? The New PolyOne: A Specialty Growth Company 17POLYONE CORPORATION Segment Highlights 18POLYONE CORPORATION 1.7% 4.6% 5.1% 5.5% 7.2% 8.1% 9.7% 12.2% 14.7% 16.7% 16.0% 20%+ 16.4% 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 YTD 2017 2020 Operating Income % of Sales 2016 Revenue: $0.8 Billion Key End Markets (% of revenue) United States 45% Europe 33% Asia 15% Latin America 5% Canada 2% Platinum Vision At a Glance Color, Additives & Inks Packaging (30%) Industrial (15%) Wire & Cable (10%) Textiles (9%) Transportation (9%) 19POLYONE CORPORATION 1.1% 1.3% 3.4% 5.1% 9.6% 8.0% 8.6% 9.3% 12.1% 14.7% 14.3% 20%+ 13.1% 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 YTD 2017 2020 Operating Income % of Sales Platinum Vision At a Glance Specialty Engineered Materials 2016 Revenue: $0.6 Billion United States 51% Europe 27% Asia 20% Canada 2% Key End Markets (% of revenue) Consumer (19%) Transportation (19%) Electrical & Electronics (15%) Wire & Cable (15%) Healthcare (11%) 20POLYONE CORPORATION 5.5% 6.9% 3.8% 3.6% 5.5% 4.3% 6.3% 7.2% 7.7% 8.3% 12-14% 11.4% 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 YTD 2017 2020 Operating Income % of Sales 11.1% At a Glance Performance Products & Solutions 2016 Revenue: $0.7 Billion United States 78% Canada 16% Latin America 4% Asia 2% Platinum Vision Key End Markets (% of revenue) Building & Construction (30%) Transportation (18%) Wire & Cable (16%) Industrial (16%) 21POLYONE CORPORATION 4% 36% 2006 2016 At a Glance Distribution 2016 Revenue: $1.1 Billion Key Suppliers ROIC Transportation 24% Healthcare 22% Industrial 18% Consumer 15% Appliance 6% E & E 5% B & C 4% Packaging 4% W & C 2% 2.6% 3.0% 3.5% 4.0% 4.6% 5.6% 6.4% 5.9% 6.1% 6.6% 6.5 - 7.5% 6.4% 6.6% 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 YTD 2017 2020 Operating Income % of Sales *After-Tax ROIC http://www.polyone.com/Pages/VariationRoot.aspx http://www.polyone.com/Pages/VariationRoot.aspx 22POLYONE CORPORATION Target End Markets & Application Examples 23POLYONE CORPORATION Target End Markets… Healthcare Thermally Conductive Technologies Chemical Resistant Technologies Polymer Colorants Elastomeric Grips and Handles Structural Composites Antimicrobial Technologies Anti-Counterfeiting Technologies 24POLYONE CORPORATION Under-hood Components Target End Markets… Automotive Interior Structural Components Sound & Vibration Management Roof Systems Air Management Electronics and Cameras Lighting Fluid Handling Interior Trim Exterior Trim Braces & Brackets Fasteners Seals & Flaps 25POLYONE CORPORATION Target End Markets… Packaging Oxygen Scavenger Technologies Laser Marking Additives Antistatic Technologies UV Light Barrier Technologies Cap & Closure Colorants Process Optimization Technologies Antioxident Technologies Density Modified Technologies 26POLYONE CORPORATION Target End Markets… Consumer Thermally Conductive Components Polymer Colorants Elastomeric Grips and Handles Structural Composite Components 27POLYONE CORPORATION  Impart weight, sound and metallic finish to caps and closures for cosmetics and spirits applications  Elevate quality and prestige perceptions among high-end consumers  Eliminate time and cost associated with secondary operations and assembly Luxury Packaging GravitechTM Density Modified Polymers 28POLYONE CORPORATION Optimize Color Usage OnColorTM Super Concentrates  Eliminate costs by increasing pigment density  Enhance color performance without altering form and formulation  Increasing design capabilities by reducing weight and layer thickness 29POLYONE CORPORATION Combat Bacteria Formation WithStandTM Antimicrobial Technology  Inhibit microbial growth on polymer surfaces  Enhance value or products and devices  Highly versatile concentrate with the ability to be incorporated into a wide variety of products 30POLYONE CORPORATION Medical Device Housings Chemically Resistant Engineered Polymers  Durable, long-lasting products stand up to the most aggressive disinfectants  Minimize environmental stress cracking and discoloration  One of the broadest medically approved polymer and colorant portfolios 31POLYONE CORPORATION Color & Design Services  Greater control of color development and supply chain  Work across entire design process from concept to commercialization  Inspire creativity in the use of polymer materials, colors, and effects  Innovative brand differentiation  Faster development timelines 32POLYONE CORPORATION Outdoor Applications  Leading provider of high performance specialty materials for the recreational and sports & leisure industry  Well positioned across all segments to address market needs  Metal to Polymer Conversion  Lightweighting  Thermal Management  Impact Performance 33POLYONE CORPORATION  ColorMatrix Fiber Colorant Solutions  Proprietary advanced liquid color formulations and equipment enable greater efficiency and productivity  Eliminates aqueous dyeing and its associated wastewater treatment  Solid Color Concentrates  Extrusion-spun fibers colored via solid masterbatch Fiber Colorants 34POLYONE CORPORATION Smart Home Devices ResilienceTM Vinyl Solutions  High flame retardancy to meet strict UL standards  Greater processing and design flexibility  Specialized additives provide long term color stability  Diffusive lens materials improve light dispersion 1 Reconciliation of Non-GAAP Financial Measures (Unaudited) (Dollars in millions, except per share data) Senior management uses comparisons of adjusted net income from continuing operations attributable to PolyOne common shareholders, adjusted earnings per share (EPS) attributable to PolyOne common shareholders and adjusted earnings before interest, taxes, depreciation and amortization (EBITDA) to assess performance and allocate resources because senior management believes that these measures are useful in understanding current profitability levels and that current levels may serve as a base for future performance.

 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 acquisitions; • The ability to successfully integrate acquired companies into our operations, retain the management teams of acquired companies, retain relationships with customers of acquired companies, and achieve the expected results of such acquisitions, including whether such businesses will be accretive to our earnings; • 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; • Our ability to achieve new business gains; • 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 the disposal of plastic 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 achieve or delays in achieving or achievement of less than the anticipated financial benefit from initiatives related to working capital reductions, cost reductions and employee productivity goals; • Information systems failures and cyber attacks; • Our ability to continue to pay regular cash dividends and the amounts and timing of any future dividends; 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. Use of Non-GAAP Measures 4POLYONE CORPORATION FORMULATION EXPERTISE SERVICE INNOVATION Expertise in Polymer Materials, Services and Solutions OEMs Brand Owners Processers Assemblers IQ Design Labs InVisiOSM Color Services LSS Customer First Specialty products & services driving customer value What We Do 5POLYONE CORPORATION PolyOne At a Glance 2017 Revenue – $3.2 billion Performance Products & Solutions 21% PolyOne Distribution 34% Specialty Engineered Materials 19% Color Additives & Inks 26% United States 59% Europe 14% Latin America 9% Canada 8% Asia 10% $0.13 $0.68 $0.82 $1.00 $1.31 $1.80 $1.96 $2.06 $2.21 2009 2010 2011 2012 2013 2014 2015 2016* 2017 Transportation 18% Consumer 12% Healthcare 11% Packaging 11% Industrial 16% Building & Construction 12% Wire & Cable 9% Electrical & Electronics 6% Appliance 5% *Recast for DSS in discontinued operations 6POLYONE CORPORATION 2% 43% 76% 0% 20% 40% 60% 80% 100% 2005 2010 2017 % o f O pe ra tin g In co m e* *Operating Income excludes corporate charges and special items Specialty OI $5M $87M $280M JV’s Performance Products & Solutions Specialty MixDistribution Mix Shift Highlights Specialty Transformation Distribution and Contract Manufacturing Businesses 7POLYONE CORPORATION Consistently Deliver Double Digit Annual EPS Growth *ROIC is defined as TTM adjusted OI after tax divided by the sum of average debt and equity less cash over a 5 quarter period Proof of Performance 2020 Platinum Vision 20%+ 20%+ 12 - 14% 6.5 – 7.5% 15% 2006 2017 2020 “Where we were” “Where we are” Platinum Vision ROIC* 5.0% 14.0% Operating Income % of Sales Color, Additives & Inks 1.7% 15.5% Specialty Engineered Materials 1.1% 12.5% Performance Products & Solutions 5.5% 10.7% Distribution 2.6% 6.3% 8POLYONE CORPORATION $50 $116 $0 $40 $80 $120 $160 $200 2012 2014 2016 2018 10.8% 11.3% 10.0% 11.0% 12.0% 13.0% 14.0% 15.0% 2012 2014 2016 2017 2020 Platinum Vision *ROIC is defined as TTM adjusted OI after tax divided by the sum of average debt and equity less cash over a 5 quarter period Free Cash Flow and Improving Returns Free Cash Flow (in millions) ROIC* $200 - $220 14.0% $143 12.9% 15.0% 9POLYONE CORPORATION $767M Returning Cash to Shareholders $0 $150 $300 $450 $600 $750 2011 2012 2013 2014 2015 2016 2017  Since 2011, we have returned over $950 million to shareholders $767M Cumulative Share Repurchases (in millions) $0.16 $0.20 $0.24 $0.32 $0.40 $0.48 $0.58 $0.70 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 3-Year Dividend Plan Increasing Annual Dividend 10POLYONE CORPORATION  Expanding our sales, marketing, and technical capabilities  Investing in operational and LSS initiatives  ~60 - 70% of capital expenditures fund growth initiatives Organic Growth Acquisitions Share Repurchases Dividends  Targets that expand our: • Specialty offerings • End market presence • Geographic breadth  Growth synergies  Adjacent material solutions  Repurchased 2.0 million shares in 2017  Repurchased 20.8 million shares since early 2013  6.5 million shares are available for repurchase under the current authorization  Increased annual dividend by 30% to $0.70 per share, representing the eighth consecutive year of dividend growth  Expect to increase annual dividend 60% or more cumulatively over next three years Free Cash Flow and Strong Balance Sheet Fund Investment / Shareholder Return 11POLYONE CORPORATION *Specialty Platform revenue from products introduced in last five years Vitality Index Progression* 12% 38% 2006 2017 Target ≥ 35% Innovation Drives Earnings Growth $20 $52 2006 2017 Research & Development Spend ($ millions) Total Specialty Addressable Market of over $2.6 Billion (10 Projects) (10 Projects) ($500 million) (19 Projects) ($1.4 billion) Innovation Pipeline Potential Frame Opportunity Prototype Scale-up and Test Market Commercial Launch $500 Million $1.4 Billion $700 Million Phase 5Phase 4Phase 3Phase 2Phase 1 Build Business Case 12POLYONE CORPORATION 2017 2021 Key Innovation Growth Platforms Composites Barrier Additive Technology Fiber Colorants Flame Retardant Polymers  Increasing regulatory drive for halogen replacements  $400m addressable market  Drive to prevent oxygen, light and UV rays from affecting contents in PET packaging, extending shelf life  $200m addressable market  60% of world fiber consumption is synthetic, need to simplify manufacturing and eliminate waste  $300m addressable market  Polymer formulation and process engineering create a pipeline for next generation materials  Drive to replace aluminum and steel with plastics without compromising on strength Total Sales ($millions) 2017 2021 2017 2021 2017 2021 13POLYONE CORPORATION  Providing LSS services to small/medium sized customers – have trained over 30 customers in LSS methodology  Providing Industrial design and color services to small/medium sized customers  On time delivery above 95% Strengthening Relationships: Customer First Through World-Class Service 14POLYONE CORPORATION  Addressable market exceeds $40 billion  Strong performance demonstrates that our strategy and execution are working  Megatrends and emerging opportunities align with strengths  Innovation and services provide differentiation, incremental pricing power and competitive advantage  Strategic reinvestment for growth while returning cash to shareholders  Strong and proven management team driving growth and performance Why Invest In PolyOne? The New PolyOne: A Specialty Growth Company Segment Highlights 16POLYONE CORPORATION 1.7% 4.6% 5.1% 5.5% 7.2% 8.1% 9.7% 12.2% 14.7% 16.7% 16.0% 20%+ 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2020 2017 Revenue: $0.9 Billion Key End Markets (% of revenue) United States 46% Europe 31% Asia 15% Latin America 4% South America 2% Canada 2% Platinum Vision Packaging (27%) Industrial (14%) Wire & Cable (10%) Textiles (12%) Transportation (8%) 15.5% Operating Income % of Sales Color, Additives & Inks At a Glance 17POLYONE CORPORATION 1.1% 1.3% 3.4% 5.1% 9.6% 8.0% 8.6% 9.3% 12.1% 14.7% 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2020 Platinum Vision United States 48% Europe 28% Asia 22% Canada 2% Consumer (20%) Transportation (19%) Electrical & Electronics (15%) Wire & Cable (13%) Healthcare (11%) 12.5% 20%+ Key End Markets (% of revenue) 2017 Revenue: $0.6 Billion Operating Income % of Sales 14.3% Specialty Engineered Materials At a Glance 18POLYONE CORPORATION 5.5% 6.9% 3.8% 3.6% 5.5% 4.3% 6.3% 7.2% 7.7% 8.3% 12-14% 10.7% 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2020 11.1% United States 77% Canada 16% Latin America 5% Asia 2% Platinum Vision Building & Construction (30%) Transportation (16%) Wire & Cable (15%) Industrial (18%) Key End Markets (% of revenue) 2017 Revenue: $0.7 Billion Operating Income % of Sales Performance Products & Solutions At a Glance 19POLYONE CORPORATION Transportation 23% Healthcare 22% Industrial 18% Consumer 15% Appliance 7% E & E 6% B & C 4% Packaging 3% W & C 2% 4% 38% 2006 2017 ROIC* 2.6% 3.0% 3.5% 4.6% 5.6% 6.4% 5.9% 6.1% 6.6% 6.5 - 7.5%6.3% 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2020 *After-Tax ROIC 6.4% 2017 Revenue: $1.2 Billion Key Suppliers Operating Income % of Sales 4.0% Platinum Vision Distribution At a Glance http://www.polyone.com/Pages/VariationRoot.aspx http://www.polyone.com/Pages/VariationRoot.aspx Target End Markets & Application Examples 21POLYONE CORPORATION Thermally Conductive Technologies Chemical Resistant Technologies Polymer Colorants Elastomeric Grips and Handles Structural Composites Antimicrobial Technologies Anti-Counterfeiting Technologies Target End Markets… Healthcare Catheter Technologies 22POLYONE CORPORATION Under-hood Components Target End Markets… Automotive Interior Structural Components Sound & Vibration Management Roof Systems Air Management Electronics and Cameras Lighting Exterior / Interior Trim Braces & Brackets Fasteners Seals & Flaps 23POLYONE CORPORATION Target End Markets… Consumer Thermally Conductive Components Polymer Colorants Elastomeric Grips and Handles Structural Composite Components 24POLYONE CORPORATION Oxygen Scavenger Technologies Laser Marking Additives Antistatic Technologies UV Light Barrier Technologies Cap & Closure Colorants Process Optimization Technologies Antioxidant Technologies Density Modified Technologies Target End Markets… Packaging 25POLYONE CORPORATION  Impart weight, sound and metallic finish to caps and closures for cosmetics and spirits applications  Elevate quality and prestige perceptions among high-end consumers  Eliminate time and cost associated with secondary operations and assembly Luxury Packaging GravitechTM Density Modified Polymers 26POLYONE CORPORATION Optimize Color Usage OnColorTM Super Concentrates  Eliminate costs by increasing pigment density  Enhance color performance without altering form and formulation  Increasing design capabilities by reducing weight and layer thickness 27POLYONE CORPORATION Combat Bacteria Formation WithStandTM Antimicrobial Technology  Inhibit microbial growth on polymer surfaces  Enhance value or products and devices  Highly versatile concentrate with the ability to be incorporated into a wide variety of products 28POLYONE CORPORATION Medical Device Housings Chemically Resistant Engineered Polymers  Durable, long-lasting products stand up to the most aggressive disinfectants  Minimize environmental stress cracking and discoloration  One of the broadest medically approved polymer and colorant portfolios 29POLYONE CORPORATION Color & Design Services  Greater control of color development and supply chain  Work across entire design process from concept to commercialization  Inspire creativity in the use of polymer materials, colors, and effects  Innovative brand differentiation  Faster development timelines 30POLYONE CORPORATION Outdoor Applications  Leading provider of high performance specialty materials for the recreational and sports & leisure industry  Well positioned across all segments to address market needs  Metal to Polymer Conversion  Lightweighting  Thermal Management  Impact Performance 31POLYONE CORPORATION  ColorMatrix Fiber Colorant Solutions  Proprietary advanced liquid color formulations and equipment enable greater efficiency and productivity  Eliminates aqueous dyeing and its associated wastewater treatment  Solid Color Concentrates  Extrusion-spun fibers colored via solid masterbatch Fiber Colorants 32POLYONE CORPORATION Smart Home Devices ResilienceTM Vinyl Solutions  High flame retardancy to meet strict UL standards  Greater processing and design flexibility  Specialized additives provide long term color stability  Diffusive lens materials improve light dispersion 1 Reconciliation of Non-GAAP Financial Measures (Unaudited) (Dollars in millions, except per share data) Senior management uses comparisons of adjusted net income from continuing operations attributable to PolyOne common shareholders, adjusted earnings per share (EPS) attributable to PolyOne common shareholders and adjusted earnings before interest, taxes, depreciation and amortization (EBITDA) to assess performance and allocate resources because senior management believes that these measures are useful in understanding current profitability levels and that current levels may serve as a base for future performance.

C O - C R E A T I O N . • Fostering imagination • Enabling creative exploration • Focus on customers’ sustainability • Driving long-term revenue growth ColorWorks Avient Corporation 21 • Rapid customer response • Immediate color measurement and quotation • Fast track product development to “now” • Specialized labs for fast sample delivery • Optimized formulations leveraging cost effective raw materials C U S T O M E R - F O C U S E D C O L O R F O R M U L A T I O N Avient Corporation 22 InstaColr CycleWorks A D V A N C I N G T H E C I R C U L A R E C O N O M Y • Laboratory mimics real-world circular recycling in a research environment • Conducts chemistry testing to improve plastics recycling for customers • Screening and evaluation of additive and colorant systems during recycling • Collaboration platform for customers and value chain partners Avient Corporation 23 Avient Corporation 24 Sustainable Solutions Michael Garratt and Walter Ripple Our Sustainability Promise As the world’s premier provider of specialized polymer materials, services and solutions, Avient is committed to meeting the needs of the present without compromising future generations’ ability to meet their needs. Develop and implement solutions to end plastic waste while supporting AEPW $1.5B investment in key initiatives. 2030 Sustainability Targets 27Avient Corporation Sustainalytics 2021 ESG Risk Ranking RANK (1st = lowest risk) PERCENTILE (1st – lowest risk) Chemicals INDUSTRY 75/449 17th Specialty Chemicals SUBINDUSTRY 21/124 17th ISS November 2021 ESG Scores SCORE (1 = Best, 10 = Worst) Environmental 2 Social 1 Governance 4 28Avient Corporation Avient ESG Ratings Products 8 W A Y S W E H E L P C U S T O M E R S B E M O R E S U S T A I N A B L E 29Avient Corporation Enabling Customers’ Recycling Goals R E S O U N D ™ R R E C Y C L E D - C O N T E N T T P E 62% recycle content High performance and quality Reduce waste with refillable features 30Avient Corporation Lightweighting Commercial Trucks P O L Y S T R A N D ™ T H E R M O P L A S T I C C O M P O S I T E L A M I N A T E S 60% Weight reduction in box truck panels Improve fuel economy 100% recyclable 31Avient Corporation 75% less water Enabling Customers to Conserve Resources, Reduce Waste R E N O L ™ S P I N D Y E C O L O R I N G M E T H O D 30% less energy 25% lower carbon footprint 32Avient Corporation Sustainability for a Better Tomorrow *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 Revenue From Sustainable Solutions* 2016-2021 2016 2017 2018 2019 2020PF** 2021E $405M $455M $340M $550M $790M $930M $270 215 170 90 90 30 45 20 $930M2021E Sales ($ in millions) Avient Corporation 33 The Challenge and the Opportunity Avient Corporation 34 Plastic is Part of the Solution PLASTIC ALTERNATIVE PACKAGING (GLASS & ALUMINUM) Requires… Avient Corporation 35 Source: Franklin Associates, A Division of Eastern Research Group (ERG) 2x more Energy 6x more Water 5x more Weight 2x more Greenhouse gas emissions Brand Owners Goals: Substantially Increase use of Recycled Materials 1 1 2 3 5 7 7 7 9 10 30 40 14 25 13 22 35 9 19 13 18 41 Current Additional share needed to reach 2025 target Brand Owner 1 Brand Owner 3 Brand Owner 2 Brand Owner 7 Brand Owner 4 Brand Owner 10 Brand Owner 6 Brand Owner 11 Brand Owner 5 Brand Owner 8 Brand Owner 9 Brand Owner 12 Brand Owner 13 Percent recycled plastic used: (examples and not exhaustive) (1) (1) Latest year reported. Interconnected disruptive markets with massive innovation needs Avient Corporation 106 Potential Opportunities  Functionalized Bio- compatible resins / additives  Chemical / UV resistance  Ambient Control  Thermal Conductivity  EMI Shielding  Low Dissipation Materials  Ambient Control  Sustainability  Functionalized Bio- compatible resins / additives  Bio-pharma Packaging Miniaturization with High Performance Computing needs  Metamaterials  Pristine Thermal, EMI management  Adapting existing capabilities to new markets  Developing new capabilities as needed to create & capture value ROBOTICS HEALTHCARE SEMICONDUCTORS ARTIFICIAL INTELLIGENCE Adv.

Lasts over time with UV and abrasion resistance Dedicated overmolding grades for various engineering plastics Global Presence and UV Resistance for Oscillating Sprinkler

Geon(TM) DB4628A Black UV Low Gloss PE UV GOLD P1235C X040-033-33-01 QUAKER PLASTIC SAMPLE

JPMBQ UV PINK UV Almond 3 VBX3558 INCREASED PLASTICIZER