Versaflex™ HC Thermoplastic Elastomers are formulated to meet demanding healthcare device and application challenges without phthalate plasticizers. OnFlex™ Thermoplastic Elastomers are dedicated to a variety of demanding power sport applications, including ATVs, watercrafts and snowmobiles. Additionally, these TPEs reduce VOCs, fogging and odor for vehicle interiors.

ysSSGsGS,GLS Thermoplastic Alloysjr (Suzhou) Co., Ltd.绪乏鬓 No. 77, Shenggang ST.Suzho叫ndustrial Park, Jiangsu Province, 215024, P.R. China has been assessed and certified as meeting the requirements of 麟 ISO 13485:2016 EN ISO 13485:2016 ’骥鑫馨瓤） For the foiowing actratEes Design and manufacture of medical grade thermoplastic elastomers for non-active medical devices and active medical devices 遴；舞蒸；撇蒸 (non-implantable) ：护、：：于b入沙黔娜；舞睡莎：器器舞蟒檬非拟拐称群亘爸竺舀‘。

V I S I O N PolyOne Corporation 4 To be the world’s premier provider of specialized polymer materials, services and solutions C O R E V A L U E S P E R S O N A L V A L U E S Honesty IntegrityRespect Operational Excellence Commercial Excellence Specialization Globalization Collaboration ExcellenceInnovation To be the world’s premier provider of specialized polymer materials, services and solutions S A F E T Y F I R S T PolyOne Corporation 5 Injuries per 100 Workers Spartech Acquisition 1.3 1.1 1.1 0.85 0.65 0.57 0.54 0.97 0.84 0.74 0.74 0.69 0.51 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 PolyOne Corporation 6 P O L Y O N E P O S T P P & S D I V E S T M E N T 2 0 1 8 R E V E N U E | $ 2 . 9 B I L L I O N Segment End Market Geography Transportation 17% Healthcare 16% Industrial 15% Packaging 13% Consumer 13% Wire & Cable 8% Building & Construction 7% Electrical & Electronics 6% Appliance 4% Color Additives & Inks 35% Distribution 43% Specialty Engineered Materials 22% United States 53% Europe 19% Asia 12% Canada 5% Latin America 11% 2009 2010 2011 2012 2013 2014 2015 2016* 2017* 2018 $2.43 P R O O F O F P E R F O R M A N C E C O N S E C U T I V E Y E A R S PolyOne Corporation 7 9 $0.13 $0.68 $0.82 $1.00 $1.31 $1.80 $1.96 $2.06 $2.21 *Pro Forma for sale of DSS 2006 2018 ROIC** 5.0% 14.1% Operating Income % of Sales Color, Additives & Inks 1.7% 15.1% Specialty Engineered Materials 1.1% 11.2% Performance Products & Solutions 4.3% 10.0% Distribution 2.6% 5.6% **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 A D J U S T E D E P S E X P A N S I O N S U S T A I N A B L E P A T H T O D O U B L E - D I G I T E P S G R O W T H PolyOne Corporation 8 P E O P L E P R O D U C T S P L A N E T P E R F O R M A N C E Double digit annual EPS growth Expand specialty portfolio with strategic acquisitions Innovate and develop new technologies and services Repurchase 600K-1M shares annually Increase commercial resources 5-7% annually Double acquired company margins Enhance efficiencies through Lean Six Sigma and commercial excellence 531 710130 164 504 663 2014 2018 R&D / Technical Marketing Sales PolyOne Corporation 9 Increased commercial headcount + 34% + 26% + 32% I N V E S T M E N T I N COMMERCIAL RESOURCES D R I V I N G G R O W T H Sustained revenue increases led by organic business $2.9 $2.9 $3.2 $3.5 2015 2016 2017 2018 Total + 9% Organic + 5% Revenue in billions of $ Total + 10% Organic + 7% Lead Specialists T H E E V O L V I N G C U S T O M E R R E L A T I O N S H I P PolyOne Corporation 10 Expanded Path Traditional Path Strategic Accounts/ Field Sales Business Development Customer Service Web and Social Media Inside Sales PolyOne Corporation 11 Investments in digital and dedicated inside sales to improve customer experience 110% increase in leads (from 6,000 to 12,700) driven by website, phone, and online chat EXPANDED PATH A D D I N G C U S T O M E R T O U C H P O I N T S 4 24 2014 2018 Inside sellers $11M $109M 2014 2018 Inside sales/digital revenue A L I G N I N G W I T H T R E N D S F O R G R O W T H T R A N S P O R T A T I O N P A C K A G I N G H E A L T H C A R E C O N S U M E R PolyOne Corporation 12 Facilitate alternative energy solutions Light- weighting Reduce packaging materials Improve recyclability Reduce spread of infection I N N O V A T I O N PolyOne Corporation 13 Customization 55% M&A 30% Innovation Pipeline 15% Innovation comes from Research & Development Spend ($ millions) Vitality Index % of sales from products launched last 5 years 12% 35% 2006 2018 $20 $56 2006 2018 Transformational Opportunity for Growth Through M&A Adjacent Opportunity for Growth Through New Product Pipeline Core Customization 3 H O R I Z O N S O F D E V E L O P M E N T PolyOne Corporation 14 Incremental development from existing base of technology New development adjacent to current technology New technology development outside of and with our current base Service adjacent markets and customers Create new markets, target new customer needs Service existing markets and customers Market Technical I N N O V A T I O N Non-Halogen Flame Retardants Barrier Technologies Fiber Colorants Advanced Composites Thermoplastic Elastomers Gordon Composites/ Polystrand – Composites GLS – Thermoplastic Elastomers ColorMatrix – Liquid Color & Additives PlastiComp Fiber-Line I N N O V A T I O N P I P E L I N E PolyOne Corporation 15 PrototypeFrame Opportunity Scale-up & Test Market Build Business Case Commercial Launch (since 2017) Phase 1 Phase 2 Phase 3 Phase 4 Phase 5 5 8 2 3 3 3 44 0 1 4 5 1 1 3 Breakthrough Platform Derivative Number of Projects 10 5 17 5 10 47 Total Addressable Market ($ millions) - - $1,767 $315 $766 $2,848 F L A M E R E T A R D A N T P O L Y M E R S A D V A N C E D C O M P O S I T E S B A R R I E R M A T E R I A L S C O L O R A N T T E C H N O L O G I E S T H E R M O P L A S T I C E L A S T O M E R S I N N O V A T I O N S P O T L I G H T : C O M P O S I T E S PolyOne Corporation 16 C O M P O S I T E S R E F R E S H E R PolyOne Corporation 17 Fiber Polymer Composite Strength Design Flexibility Continuous Fiber Thermoset Composites Short Glass Fiber Thermoplastics Continuous Fiber Thermoplastic Composites Long Glass Fiber Thermoplastics S T R A T E G I C I N V E S T M E N T H I S T O R Y Acquired Polystrand Installed LFT production Avon Lake Acquired Gordon Composites Thermoplastic Composites Long Fiber Reinforced Thermoplastics Continuous Fiber Thermosets Long Fiber Thermoplastic (LFT) Technology Installed LFT production Barbastro, Spain Acquired Glasforms Long Fiber Reinforced Thermoplastics Continuous Fiber Thermosets 2012 2015 20162009 2011 Acquired PlastiComp, specialty LFT producer 2018 PolyOne Corporation 2019 Acquired Fiber-Line, specialty fiber processor 18 C O M P O S I T E S I N T R A N S P O R T A T I O N PolyOne Corporation 19 W A T E R C R A F TR A I L H E A V Y T R U C K Bulkheads and Transoms Ceilings and Hatches Doors and Cabinetry Flooring Door Panels Side Walls Flooring & Side Panels Aerodynamic Fairings Seat and Bunk Reinforcements F I B E R - L I N E H I G H L I G H T S PolyOne Corporation 20 71% 16% 12% 1% 2018PF Sales by Market Fiber Optics Industrial Oil & Gas Consumer Estimated 2019 Sales: $100M • Abrasion resistance • Adhesion enhancement • Anti-microbial • Chemical resistance • Color • Conductivity • Fire retardant • Glow-in-the- dark • Process enhancement • UV inhibitor • Water swellable • Water repellency • Entangling • Extrusion • Pultrusion • Twisting • Winding • Braiding • Stranding High Performance Fiber and Polymers Suppliers Customer Value Coating Technology Processing Technology Fiber-Line Bare and Coated Fiber and Composite Rod Customers Fiber Processing Capabilities Polymer Formulation Capabilities P O L Y O N E A P P L I C A T I O N S I N F I B E R O P T I C C A B L E S PolyOne Corporation 21 1. T H E N E W P O L Y O N E : A S P E C I A L T Y G R O W T H C O M P A N Y  Growing leadership position in attractive markets  Innovation, technology and service are differentiators  Capital management is a strength: Record-setting cash generation to continue for years  Expand ROIC while increasing invested capital  Proven acquisition strategy with robust pipeline  Commercial investments are fueling momentum and generating organic growth SERVICE: T H E T I M E L E S S D I F F E R E N T I A T O R PolyOne Corporation 31 T A L E N T D E V E L O P M E N T PolyOne Corporation 32 Leadership Program Participants 2012 2013 2014 2015 47 0 86 2016 2018 125 169 315 Campus Hires 2008 2011 2014 2017 0 25 90 47 PolyOne LSS Blackbelts 2008 2011 2014 2018 0 67 220 147 2018 141 A U N I Q U E C U S T O M E R E X P E R I E N C E Industrial Design IQ DESIGN LABS PolyOne Corporation 33 Material & Color Expertise Manufacturing Expertise 3 14 2014 2018 Industrial designers $0 $10M 2014 2018 $4M $80M 2014 2018 Opportunity funnel New business revenue LSS CUSTOMER FIRST PolyOne Corporation 34 Customer Projects Enables sales growth by building more intimate customer relationships, giving us insight to customers’ needs, with a service that is not easily replicated 2014 2018 2 104 3 D P R I N T I N G B R I N G I N G N E W I D E A S T O L I F E PolyOne Corporation 35 Enables validation of fit and function Shortens design cycle and time to market Avoids tooling rework Drives innovation Delivers substantial customer value PolyOne Corporation 36 From concept to production M O N T H M O N T H M O N T H M O N T H M O N T H M O N T H 99.9% Reduction in turnaround time Traditional Timeline up to 24 weeks PolyOne ColorMatrix Select™ 6 hours Innovative system for processors and OEMs to develop colors in real time Complete system that provides customers with the freedom to match, prototype and produce color entirely within their own facility C O L O R M A T R I X S E L E C T ™ “Being able to create color and produce parts in 1 day is unheard of in this industry” -CEO, Industry Leader I N N O V A T I N G W I T H P O L Y O N E PolyOne Corporation 37 SEGMENT HIGHLIGHTS C O L O R , A D D I T I V E S & I N K S E N D M A R K E T S & S O L U T I O N S PolyOne Corporation 38 Solid Colorants Performance Additives Screen Printing Inks Liquid Colorants Packaging 28% Industrial 14% Textiles 13% Wire & Cable 11% Building & Construction 10% Transportation 8% Consumer 8% Healthcare 5% Appliances 2% Electrical & Electronic 1% Operating Income & MarginRevenue by Region C O L O R , A D D I T I V E S & I N K S 2 0 1 8 R E V E N U E | O V E R $ 1 B I L L I O N $4 $25 $104 $159 0.9% 5.5% 12.2% 15.1% 0.0% 2.0% 4.0% 6.0% 8.0% 10.0% 12.0% 14.0% 16.0% 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 2005 2009 2013 2018 PolyOne Corporation 39 Europe 35% United States 45% Asia 14% Canada 1% Mexico 3% South America 2% S P E C I A L T Y E N G I N E E R E D M A T E R I A L S E N D M A R K E T S & S O L U T I O N S PolyOne Corporation 40 Engineered Formulations Advanced Composites Thermoplastic Elastomers Consumer 21% Transportation 18% Wire & Cable 13%Healthcare 9% Industrial 9% Packaging 7% Appliance 3% Building & Construction 4% Electrical & Electronics 16% S P E C I A L T Y E N G I N E E R E D M A T E R I A L S Revenue by Region Operating Income & Margin 2 0 1 8 R E V E N U E | $ 6 4 6 M I L L I O N PolyOne Corporation 41 $21 $57 $72 0.1% 5.1% 9.3% 11.2% 0.0% 2.0% 4.0% 6.0% 8.0% 10.0% 12.0% 20 30 40 50 60 70 80 90 2005 2009 2013 2018 Europe 28% United States 46% Asia 24% Canada 2% P E R F O R M A N C E P R O D U C T S & S O L U T I O N S E N D M A R K E T S & S O L U T I O N S PolyOne Corporation 42 Specialty Vinyl Solutions Healthcare Formulations Smart Device Materials Flame Retardant Polymers Building & Construction 28% Industrial 18% Transportation 17% Wire & Cable 16%Consumer 7% Appliance 6% Packaging 4% Electrical & Electronics 4% Asia 2% United States 78% Mexico 5% Canada 15% P E R F O R M A N C E P R O D U C T S & S O L U T I O N S Operating Income & MarginRevenue by Region 2 0 1 8 R E V E N U E | $ 7 3 6 M I L L I O N $40 $24 $56 $74 4.6% 3.6% 7.2% 10.0% 0.0% 2.0% 4.0% 6.0% 8.0% 10.0% 12.0% 14.0% 16.0% 0 10 20 30 40 50 60 70 80 90 100 2005 2009 2013 2018 PolyOne Corporation 43 D I S T R I B U T I O N E N D M A R K E T S & S U P P L I E R S PolyOne Corporation 44 Healthcare 27% Transportation 22% Industrial 18% Consumer 12% Appliance 6% Electrical & Electronics 5% Building & Construction 5% Packaging 3% Wire & Cable 2% $20 $25 $63 $71 2.9% 4.0% 5.9% 5.6% 0.0% 1.0% 2.0% 3.0% 4.0% 5.0% 6.0% 7.0% 15 25 35 45 55 65 75 2005 2009 2013 2018 Operating Income & Margin2018 Revenue | $1.3 Billion http://www.polyone.com/Pages/VariationRoot.aspx O V E R V I E W O F R A W M A T E R I A L P U R C H A S E S PolyOne Corporation 45 Performance Additives 15% PVC 11% Pigments 9% Polyethylene 8% Plasticizers 7% Polypropylene 7% TiO2 6% Nylon 5% Styrenic Block Copolymer 5% Other Raw Materials 27% $1.3 billion of raw material purchases in 2018 excluding Distribution business Note: All figures exclude Distribution business T A R G E T E N D M A R K E T S & A P P L I C A T I O N E X A M P L E S PolyOne Corporation 46 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 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 Target End Markets… Consumer Thermally Conductive Components Polymer Colorants Elastomeric Grips and Handles Structural Composite Components 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  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  Eliminate costs by increasing pigment density  Enhance color performance without altering form and formulation  Increase design capabilities by reducing weight and layer thickness Optimize Color Usage OnColorTM Super Concentrates  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 Combat Bacteria Formation WithStandTM Antimicrobial Technology  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 Medical Device Housings Chemically Resistant Engineered Polymers 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 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  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 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 shareholders and diluted adjusted earnings per share (EPS) from continuing operations attributable to PolyOne shareholders, excluding special items, to assess performance and facilitate comparability of results.

Avient Boosts Aesthetics and Productivity for Consumer Electronics with New Non-Blooming Versaflex™ CE 3130 TPEs New Artisan™ ABS Thermoplastic Solution from Avient Features Metallic Effect for Electronics Brands

ARTISAN™ PRE-COLORED THERMOPLASTICS NYLON (PA6) FORMULATIONS PROCESSING GUIDE 2 Artisan Pre-Colored Thermoplastics Artisan™ Pre-Colored Thermoplastics Artisan™ thermoplastics are vibrant, pre-colored high-gloss, scratch resistant engineered polymers formulated to replace paint for superior results. Cut vent depths to 0.0007″–0.0015″ Draft Angle Maintain a minimum draft angle of 1° per side 4 Artisan Pre-Colored Thermoplastics Troubleshooting Recommendations Problem Cause Solution Incomplete Fill Melt and/or mold too cold • Increase nozzle and barrel temperatures • Increase mold temperature • Increase injection rate • Check thermocouples and heater bands Shot size • Increase shot size • Adjust transfer position to 98% full • Increase cushion Mold design • Enlarge or widen vents and increase number of vents • Check that vents are unplugged • Check that gates are unplugged • Enlarge gates and/or runners • Perform short shots to determine fill pattern and verify proper vent location • Increase wall thickness to move gas trap to parting line Brittleness Degraded/overheated material • Decrease melt temperature • Decrease back pressure • Use smaller barrel • Decrease injection speed Gate location and/or size • Relocate gate to non-stress area • Increase gate size to allow higher flow rate and lower molded-in stress Wet material • Check moisture. Sink Marks Melt too hot • Decrease nozzle and barrel temperatures • Decrease mold temperature Insufficient material volume • Adjust transfer position • Increase shot size • Increase injection rate • Increase packing pressure Part geometry too thick • Reduce wall thickness • Reduce rib thickness Processing Guide 5 Troubleshooting Recommendations Problem Cause Solution Flash Injection pressure too high • Decrease injection pressure • Increase clamp pressure • Decrease injection rate • Increase transfer position Excess material volume • Adjust transfer position • Decrease pack pressure • Decrease shot size • Decrease injection rate Melt or mold too hot • Decrease nozzle and barrel temperatures • Decrease mold temperature Loose clamp • Reset mold height • Increase clamp tonnage Shrink Too much shrink • Increase cooling time • Decrease mold temperature Too little shrink • Decrease cooling time • Increase mold temperature Burning Process related • Decrease nozzle and barrel temperatures • Decrease mold temperature • Decrease injection rate • Reduce decompression Mold design • Clean, widen and increase number of vents • Increase gate size to reduce shear Wet material • Verify material is dried at proper condition Nozzle Drool Nozzle temperature too hot • Decrease nozzle temperature • Decrease back pressure • Increase screw decompression • Verify material has been dried at proper conditions Incorrect nozzle • Use reverse taper tip Weld Lines Melt front temperatures are too low • Increase injection rate • Increase pack and hold pressure • Increase melt temperature • Increase mold temperature Mold design • Increase gate size • Identify end of fill pattern and verify proper vent location • Add vents or increase vent width • Move gate location 6 Artisan Pre-Colored Thermoplastics Problem Cause Solution Warp Process related • Increase melt temp • Reduce injection speed • Increase pack pressure • Increase pack time • Decrease mold temperature • Increase cool time Mold design • Non-uniform mold cooling Part design • Non-uniform wall thickness Thermolator incorrect temperature • Check settings • Inspect thermocouple Sticking in Mold Overfilled cavity • Decrease injection rate and pressure • Decrease hold pressure • Adjust transfer position • Decrease nozzle and barrel temperatures • Decrease mold temperature • Decrease cooling time Part too hot • Decrease barrel temperature • Decrease mold temperature • Increase cooling time Mold design • Increase draft angle • Polish cores in direction of ejection Black Specks Contamination • Purge machine Degradation • Reduce melt temperature • Reduce screw speed • Reduce back pressure Machine related • Check for wear on screw, barrel or check ring Delamination Process related • Increase melt temperature • Decrease injection speed • Purge barrel to eliminate material contamination Mold design • Reduce sharp corners in material flow path • Increase venting Troubleshooting Recommendations Processing Guide 7 Troubleshooting Recommendations Problem Cause Solution Discoloration Oversheared material • Decrease melt temperature • Decrease injection speed • Reduce residence time Mold design • Increase gate sizing Dry material • Check moisture of material to ensure it is within the recommended moisture percentage for molding 1.844.4AVIENT www.avient.com Copyright © 2020, Avient Corporation.

ISO 13485:2016 The Quality Management System is applicable to: Certificate No: 45324 Certification Date: 24 February 2014 Effective Date: 13 January 2023 Expiration Date: 23 January 2026 Revision Date: 13 January 2023 Dominic Townsend, President DESIGN, MANUFACTURE AND DISTRIBUTION OF THERMOPLASTIC ELASTOMER RESINS & PELLETS FOR THE MEDICAL DEVICE INDUSTRY This certificate may be found on the ABS QE Website (www.abs-qe.com).

GLS™ TPE AUTOMOTIVE SOLUTIONS IMPROVE VEHICLE AIR QUALITY WITH TPEs FOR AUTOMOTIVE HVAC FLAPS Vehicle interior air quality in passenger vehicles and strict automotive OEM standards have driven our advancement of these low VOC, low fogging TPEs for use in heating/ventilation/air conditioning seals. GLS automotive TPEs are designed to improve driver and passenger safety and comfort. This industry-leading TPE technology reduces volatile organic compounds (VOCs) by 50% and fogging by 35% versus existing TPEs for HVAC applications. www.avient.com Copyright © 2020, Avient Corporation.

Versaflex TF TPE Solutions for Textile Fabric Product Bulletin_CN 4.11-1 用于纺织面料的 Versaflex TF 热塑性弹性体（TPE）热熔胶 随着消费者越发注重健康，市场对于功能性 强、轻便舒适且具有视觉吸引力的健身产品需 求正稳步增长。 Versaflex™ TF TPE热熔胶解决方案专为尼龙和 涤纶纺织面料胶膜而开发，品牌商和OEM可利 用该方案生产出具备柔软性、透气性、伸展性 的织物，适用于运动服装（如运动服和运动内 衣）。 Versaflex TF TPE热熔胶易于加工成型，还可定 制颜色并进行低成本激光切割。

Artisan™ Pre-Colored Thermoplastics High-Gloss Nylon (PA6) Formulations High-performing, durable products are at the forefront of consumer demands. Artisan™ Pre-Colored Thermoplastics mimic the vibrant, high-gloss appearance of paint, while offering premium UV stability, minimized scratch appearance, and inherent corrosion resistance.