We’ll help you to CONNECT THE DOTS between material, color, design and manufacturing. HOW4D DESIGN PROCESS USE OUR 4D PROCESS TO ACCELERATE NEW PRODUCT DEVELOPMENT SPECIALTY PORTFOLIO We combine design services with Avient’s materials portfolio to bring an unbiased, expert point of view to your design1 Color & Additives Engineered Materials Composites Soft Touch Distribution Rely on our technical expertise to validate that designs are manufacturable and materials will perform as intended once formed MANUFACTURING4 FEA/Moldflow/Mechanical Simulation Design Optimization Design for Manufacturing Processing Expertise Supply Chain Development Visualize color, material and finish options using our exclusive tools and expertise3 COLOR, MATERIAL & FINISH (CMF) DESIGN Color & Effects Texture/Finish Application Development Material Specification 2 INDUSTRIAL DESIGN From ergonomics and concept sketches to 3D models and photo rendering, you can count on our world-class studio to help you innovate Ethnography Brand Language Development Ergonomics & Usability Concept Sketching 3D Modeling 3D Prototypes Photo Renderings WANT TO LEARN MORE?

In addition, the acquisition of Clariant’s color business in July 2020 has been transformational to our portfolio and helped us become the specialty formulator we are today. Full Year Comparisons Pro Forma for Acquisition of Clariant’s Color Business The company acquired Clariant’s color (“Clariant Color”) business on July 1, 2020 (the “Acquisition Date”). See Attachment 3 for a definition and summary of special items and Attachment 7 for a summary of pro forma adjustments associated with the Clariant Color Acquisition necessary to reflect Clariant Color adjusted results in all periods presented.

Ripcords • Lubricated, color coated, various fibers • Rips through any material including steel armor • Made from Kevlar, Vectran LCP or PET polyester 12. 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 2015 47 86 2016 125 169 315 Campus Hires 2008 2011 2017 25 47 PolyOne LSS Blackbelts 2008 2011 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 14 Industrial designers $0 $10M $4M $80M 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 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 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 PolyOne Corporation 38 Solid Colorants Performance Additives Screen Printing Inks Liquid Colorants 28% Industrial 14% Textiles Building & Construction 10% Appliances 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% 14.0% 16.0% 100 110 120 130 140 150 160 170 PolyOne Corporation 39 Europe 35% 45% 14% 1% Mexico South America 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 PolyOne Corporation 40 Engineered Formulations Advanced Thermoplastic Elastomers 21% 13%Healthcare Building & Construction 4% Electrical & Electronics 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% Europe 28% 46% 24% 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 PolyOne Corporation 42 Specialty Vinyl Solutions Healthcare Formulations Smart Device Flame Retardant Polymers Building & 28% 17% 16%Consumer Electrical & Asia 78% Mexico 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% 14.0% 16.0% 10 100 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 27% 22% Electrical & Building & $20 $25 $63 $71 2.9% 5.9% 5.6% 1.0% 3.0% 5.0% 7.0% 15 25 35 45 55 65 75 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 PVC Pigments Polyethylene Plasticizers Polypropylene TiO2 Nylon Styrenic Block Copolymer Other Raw 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 Chemical Resistant Polymer Colorants Elastomeric Grips and Handles Structural Composites Antimicrobial Technologies Anti-Counterfeiting Target End Markets… Healthcare Catheter Technologies Under-hood Components Target End Markets… Automotive Interior Structural 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 Polymer Colorants Elastomeric Grips and Handles Structural Composite Oxygen Scavenger Laser Marking Additives Antistatic Technologies UV Light Barrier Technologies Cap & Closure Colorants Process Optimization Antioxidant Technologies Density Modified 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. Service:�The Timeless differentiator Talent development IQ DESIGN LABS LSS CUSTOMER FIRST 3D Printing�Bringing New ideas to life Slide Number 36 Innovating with PolyOne COLOR, ADDITIVES & INKS Color, Additives & Inks Specialty Engineered Materials Specialty Engineered Materials Performance Products & Solutions Performance Products & Solutions DISTRIBUTION Overview of RAW MATERIAL PURCHASES Target end markets & �application examples Slide Number 47 Slide Number 48 Slide Number 49 Slide Number 50 Slide Number 51 Slide Number 52 Slide Number 53 Slide Number 54 Slide Number 55 Slide Number 56 Slide Number 57

FL.Datasheet WireHarnessYarn.indd FIBER OPTICAL CABLES Key Features • Available flat, twisted, or cord • Reduction in overall weight & energy usage • High temperature resistance • Protection from thermal degradation • Various colors available for easy identification • Abrasion resistant FIBER-LINE® FIBERS FOR WIRE HARNESS YARN • Kevlar® Para-Aramid • Nomex® Meta-Aramid • Technora® Para-Aramid • PET Polyester FIBER-LINE® PERFORMANCE ADDING COATINGS • FIBER-LINE® Colorcoat™: Color Identification • FIBER-LINE® Wearcoat™: Abrasion & High-Temperature Resistance • FIBER-LINE® Bondcoat™: Adhesion & Bonding • FIBER-LINE® Flamecoat™: Flame retardancy Overview • FIBER-LINE® provides a wide range of products utilized for wire harnesses. Packages can be supplied on colored, embossed and/or slit tubes. 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.

Color consistency; recycle stream impact ColorMatrix™ SmartHeat RHC Tint or SmartHeat RHC Tone Recycle-friendly color or toner containing SmartHeat RHC, which helps to reduce carbon emissions and improve the quality and performance of rPET, allowing for higher levels of rPET to be used. Provides all benefits of SmartHeat RHC while also producing a toning or color effect with no detrimental impact on the recycle stream. Color degradation; product protection ColorMatrix™ Ultimate™ UV Light Barrier APR/EPBP approved additive to block ultraviolet light transmission Protects the product and brand integrity during storage, transportation and in the retail environment, maintaining product quality and enhancing shelf life.

Until now, silicone has been the only material for white or light-colored phone cases that resists staining when in contact with blue jeans. Versaflex™ CE 3320-70 is the first of its kind and only blue jean stain resistant thermoplastic elastomer for white and light-colored phone cases. CONSUMER ELECTRONICS SOLUTIONS BLUE JEAN STAIN RESISTANT TPES FOR WHITE AND LIGHT-COLORED PHONE CASES TPU 100 100 Versaflex™ CE 3320-70 Silicone HOW BLUE JEAN STAIN RESISTANT TPES MAKE THE DIFFERENCE FOR WHITE AND LIGHT-COLORED PHONE CASES Achieve blue jean stain resistance – Versaflex CE 3320-70 is the first thermoplastic elastomer able to keep white and light-colored phone cases from staining when in contact with blue jeans.

CLICK HERE CREATIVE COLOR Choose Your Color Wisely Color choices have traditionally been limited for these materials because the high temperature required to process them destroys many pigments that are used in engineering thermoplastics. Using pre-colored resin, where every pellet is precisely the right color 2. Therefore, pre-colored resin is highly recommended

UNDER-ARMOR RIPCORD Slices easily through armor Swellable, non-wicking, available in colors This design and rendering were produced by Avient Design for conceptual purposes. SOLUTIONS FOR FIBER OPTIC CABLE Engineered Fibers, Color & Additives, Specialty Engineered Materials BINDER YARN Flat, low-profile Highly absorbent (up to 65x its weight) BUFFER TUBE SWELLABLE YARN Cleaner than gel Highly absorbent WATER SWELLABLE FRP Non-corrosive, non-conductive, No flaking or shedding Overcoat and upjacketing available STRENGTH MEMBER Aramid or fiberglass yarn Processes cleanly with minimal dust UNDER-SHEATH RIPCORD Swellable, non-wicking Available in colors for easy identificationLASER MARKING ADDITIVES Provide good contrast in black outer jacket for outdoor exposure JACKET Color formulations for PVC, PE, TPU, TPC UV protective additives Non-halogenated colors for LSFOH LSFOH UV formulations for high flame retardancy, chemical and UV resistance, low COF TPE Polyamide, custom polyolefins LOOSE TUBES, TIGHT BUFFERS AND MICRO-MODULES LSFOH UV formulations for improved processing speeds, strippability & gel resistance Customized formulations: PBT PP TPE Color formulations for polyamide, PBT, LSFOH , TPE, TPC (Thermoplastic Copolyester) Laser marking additives https://www.avient.com/products/fiber-line-engineered-fiber-solutions/fiber-line-engineered-fiber-products/ripcords-fiber-optic-cable https://www.avient.com/products/fiber-line-engineered-fiber-solutions/fiber-line-engineered-fiber-products/water-blocking-absorbing-yarn https://www.avient.com/products/fiber-line-engineered-fiber-solutions/fiber-line-engineered-fiber-products/water-blocking-absorbing-yarn https://www.avient.com/products/fiber-line-engineered-fiber-solutions/fiber-line-engineered-fiber-products/fiber-reinforced-polymer https://www.avient.com/products/fiber-line-engineered-fiber-solutions/fiber-line-engineered-fiber-products/strength-members https://www.avient.com/products/fiber-line-engineered-fiber-solutions/fiber-line-engineered-fiber-products/ripcords-fiber-optic-cable https://www.avient.com/products/polymer-additives/performance-enhancement-additives/oncap-laser-marking-additives https://www.avient.com/products/polymer-additives/uv-and-light-blocking-additives/oncap-uv-stabilizer-additives https://www.avient.com/products/thermoplastic-elastomers/onflex-thermoplastic-elastomers https://www.avient.com/products/engineered-polymer-formulations/general-engineered-formulations https://www.avient.com/products/engineered-polymer-formulations/general-engineered-formulations/bergadur-polyester-formulations https://www.avient.com/products/engineered-polymer-formulations/general-engineered-formulations https://www.avient.com/products/thermoplastic-elastomers/onflex-thermoplastic-elastomers https://www.avient.com/products/polymer-additives/performance-enhancement-additives/oncap-laser-marking-additives

OUTDOOR HIGH PERFORMANCE SHOOTING SPORTS PRODUCT SELECTION GUIDE ENGINEERED POLYMER FORMULATIONS THERMOPLASTIC ELASTOMERS COLORANTS ADDITIVES ADVANCED COMPOSITES FIREARMS Stocks, Frames, Receivers, & Barrels • Wood grain • Warp reduction • Weight reduction • Anti-counterfeiting additive • Ceramic/carbon fiber composites Handguards, Forearms, Picatinny Rails, Holsters, & Magazine • Specialty color, pre-colored material • Wood grain • Warp reduction • Weight reduction • Anti-counterfeiting additive Recoil Pads • Vibration damping • Ultra soft Grips • Overmolding-compatible polymers • Vibration damping ARCHERY Limbs & Risers • Laser marking • Carbon/glass composite billets, bars, & laminates Stabilizers & Accessories • Ultra soft • Carbon/glass composite bars, rods, & tubes PROJECTILES Bullets • Lead replacement engineered formulations • Density-modified formulations • Thermoplastic urethanes • Ballistic tip fluorescent Shotgun Shells, Wads, & Buffers • Polyethylene • Biodegradable custom colors • Performance improving additives Arrows • Structurally reinforced polymers • Soft touch • Pre-colored materials • Carbon/glass composite rods & tubes SAFETY Ballistic Panels • Composite ballistic resistant panels SHOOTING SPORTS Your customers want a product that will help them hit the mark every time. BENEFITS • Structural reinforcement • Weight reduction • Metal replacement • Vibration damping • Soft touch • Customization & performance improvement • Thermal management • Lead replacement • Biodegradable custom colors • Carbon/glass composites • Ballistic resistance 1.844.4AVIENT www.avient.com Copyright © 2024, Avient Corporation.

AVIENT SOLUTION SUSTAINABILITY + CLEAR COLOR LEARN MORE Copyright © 2021, Avient Corporation. KEY REQUIREMENTS • Post-consumer recycled material to reduce carbon footprint • Maintain high transparent color even after using recycled PC • Stable color range and strict black spot control https://www.avient.com/products/engineered-polymer-formulations/eco-conscious-formulations/resound-r-pc-recycled-polycarbonate-solutions