TIER 1 AEROSPACE SUPPLIER S E A T I N G S T R U C T U R A L C O M P O N E N T • Reduce weight to improve fuel economy • Pass FAA flame, smoke, toxicity requirements • Meet structural requirements • Simplify manufacturing process • Lowered weight ~40% versus aluminum while maintaining the strength performance properties • Formulated a PES material to satisfy flame, smoke, toxicity (FST) standards for commercial aircraft • Passed and/or exceeded customer’s impact testing specifications • Provided an injection moldable hybrid glass/carbon fiber solution that enabled lower viscosity and better processability for thin wall parts Complēt™ Long Hybrid (Carbon + Glass) Fiber Reinforced PES Composite KEY REQUIREMENTS WHY AVIENT?

Heavy Truck manufacturer HEAVY TRUCK MANUFACTURER E X T E R I O R S T E P P E D A L • Offer pre-color support to achieve an approved silver color formulation • Provide a metallic look with good weather resistance and wear performance for the exterior part • Shorten development time to gain durability approval • Offered color options that met desired metal color and texture, which was different from an ordinary plastic feel • Achieved excellent wear performance and weather resistance, qualifying it to replace metal • Provided support in achieving durability approval, resulting in significant time and cost savings OnForce Long Glass Fiber Reinforced Polypropylene Composites KEY REQUIREMENTS WHY AVIENT? https://www.avient.com/products/long-fiber-technology/long-fiber-technologies/onforce-long-glass-fiber-reinforced-polypropylene-composites Slide 1: Heavy Truck manufacturer

https://www.avient.com/sites/default/files/2023-11/Cesa Fiber Additives Hydrophobic for PP Nonwovens Product Bulletin.pdf Slide 1: Medical textile manufacturer

Gordon Glass™ Archery Bow Limbs OnForce™ Long Glass Fiber Reinforced Polypropylene Composites Long Glass Fiber Reinforcement

OnForce™ Long Glass Fiber Reinforced Polypropylene Composites Gordon Glass™ Archery Bow Limbs Long Glass Fiber Reinforcement

PolyOne Corporation Page 4 PolyOne Commodity to Specialty Transformation • Volume driven, commodity producer • Heavily tied to cyclical end markets • Performance largely dependent on non- controlling joint ventures 2000-2005 2006 - 2009 2010 – 2015 2016 and beyond • Steve Newlin appointed, Chairman, President and CEO • New leadership team appointed • Implementation of four pillar strategy • Focus on value based selling, investment in commercial resources and innovation to drive transformation • Substantial EPS growth from $0.13 to all-time high of $1.96 • Shift to faster growing, high margin, less cyclical end markets • Key acquisitions propel current and future growth, as well as margin expansion • Specialty mix expands to 65% of Operating Income – strongest mix of earnings in history • Deliver consistent double digit annual EPS growth • Maintain >35% vitality index • Pursue strategic acquisitions that expand specialty offerings and geographic breadth • Invest and grow current and next generation talent PolyOne Corporation Page 5 Confirmation of Our Strategy The World’s Premier Provider of Specialized Polymer Materials, Services and Solutions Specialization Globalization Operational Excellence Commercial Excellence Associates PolyOne Corporation Page 6 26 Consecutive Quarters of EPS Growth PolyOne Corporation Page 7 2015 Revenues: $3.4 Billion End Markets 2015 Revenues: $3.4 Billion PolyOne At A Glance $0.12 $0.27 $0.21 $0.13 $0.68 $0.82 $1.00 $1.31 $1.80 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 Adjusted EPS 66% Building & 10%Electrical & Textiles $1.96 Distribution 29% PP&S CAI 23% SEM 15%DSS PolyOne Corporation Page 8 Old PolyOne *Operating Income excludes corporate charges and special items 43% 65% 0% 40% 80% 2005 2010 2015 2020 % o f O pe ra tin g In co m e* JV's Performance Products & Solutions Distribution Specialty 80%+ Specialty OI $5M $87M $229M Mix Shift Highlights Specialty Transformation Transformation 2020 PolyOne Corporation Page 9 Color and Engineered Materials at the Heart of Specialty Transformation OPERATING MARGIN 1.7% 4.6% 5.1% 5.5% 7.2% 8.1% 12.2% 16.7% 17.0% COLOR, ADDITIVES AND INKS 1.1% 1.3% 3.4% 5.1% 9.6% 8.0% 8.6% 9.3% 12.1% 16.6% SPECIALTY ENGINEERED MATERIALS PolyOne Corporation Page 10 2006 1Q 2016 2020 “Where we were” “Where we are” Platinum Vision 1) Operating Income % Specialty: Color, Additives & Inks 1.7% 17.0% 20%+ Specialty Engineered Materials 1.1% 16.6% 20%+ Designed Structures & Solutions N/A 2.5% (TTM) 8 – 10% Performance Products & Solutions 5.5% 11.9% 12 – 14% Distribution 2.6% 6.5% 6.5 – 7.5% 2) Specialty Platform % of Operating Income 6.0% 61% 80%+ 3) ROIC* 5.0% 12.0% 15% 4) Adjusted EPS Growth N/A 22% Double Digit Expansion Proof of Performance & 2020 Goals *ROIC is defined as TTM adjusted OI divided by the sum of average debt and equity over a 5 quarter period PolyOne Corporation Page 11 Therma-Tech™ & Sheet GEON™ Vinyl Polymer ColorantsTherma-Tech™ TPE’s & Film TPE + OnForce™ Gravi-Tech™ Page 11 Film Target End Markets… Healthcare PolyOne Corporation Page 12 TPE + OnForce OnForce TPE Vibration Dampening (SEM/GLS) TPE & Film (SEM + DSS) Polymer Colorants (CAI) Thermatech Thermoplastic Elastomers TPE + OnForce OnForce Thermoplastic Elastomers Polymer Colorants (CAI) Sheet (DSS) Source: Outdoor Industry Association Target End Markets… Outdoor High Performance PolyOne Corporation Page 13 Sound & Vibration Management Fuel Handling Systems Interior & Exterior Trim Structural Braces & Brackets Interior Structural Components Lighting Air management Electronics & Cameras Fluid Handling Target End Markets… Automotive Underhood Components Roof Systems PolyOne Corporation Page 14 Target End Markets… Packaging PreservaPak™ OnColor™ Smart Batch™ VersaFlex™ TPE Cap Liner ColorMatrix™ Amosorb™ Oxygen Scavenger ColorMatrix™ Ultimate™ UV Light Barrier OnCap™ Laser Marking Additives PolyOne Corporation Page 15 Innovation Drives Earnings Growth *Specialty Platform revenue from products introduced in last five years $53 Research & Development Spending ($ millions) Specialty Platform Vitality Index Progression* 34% CAI & SEM Gross Margin 43% Target ≥ 35% Innovation Pipeline Potential PolyOne Corporation Page 16 2,883 2,414 Volume (lbs in millions) -16% $103 $192 Commercial, R&D and Marketing Spending ($M) +86% $303 $721 Adjusted Gross Profit ($M) +138% Ours is Not a Cost Cutting Story PolyOne Corporation Page 17 Design and Service as a Differentiator Right Material & Color Desired Product Design Appropriate Manufacturing Process Delivering Concept to Commercialization Connecting the Dots with iQ Design Labs and InVisiO Color Design PolyOne Corporation Page 18 Customer First Through World-Class Service Strengthening relationships through:  Providing LSS services to small/medium sized customers  Providing training in Customer Centric Selling Skills with customers World’s Best Business Process Excellence Program in 2012* World’s Best Start-up program for Lean Six Sigma Deployment in 2009* 81% 93% 16.2% On-Time Delivery Working Capital % of Sales  52% of associates trained in LSS  Five consecutive years – CFO Magazine Best Working Capital Management in the chemical industry Commitment to Operational Excellence PolyOne Corporation Page 19 30% 40% 50% 70% 80% 90% 2008 1Q 2016 Pension Funding** As of March 31, 2016 Debt Maturities & Pension Funding Net Debt / Adjusted EBITDA*= 2.5x ** includes US-qualified pension plans only*TTM 3/31/2016 $550 $600 $200 $300 $400 $500 $600 $700 $800 2022 2023 Debt Maturities As of March 31, 2016 ($ millions) Coupon Rate: 3.750% 5.250% PolyOne Corporation Page 20 Free Cash Flow and Strong Balance Sheet Fund Investment / Shareholder Return  Expanding our sales, marketing, and technical capabilities  Investing in operational and LSS initiatives  ~75% of capital expenditures fund growth initiatives Organic Growth Acquisitions Share Repurchases Dividends $0.16 $0.20 $0.32 $0.40 $0.48 $0.10 $0.20 $0.30 $0.40 $0.50 2011 2012 2013 2014 2015 2016 Annual Dividend  Targets that expand our: • Specialty offerings • End market presence • Geographic breadth  Synergy opportunities  Adjacent material solutions  Repurchased 1.5 million shares in Q1 2016  Repurchased 17.3 million shares since early 2013  10.0 million shares are available for repurchase under the current authorization $0.24 PolyOne Corporation Page 21 The New PolyOne: A Specialty Growth Company Why Invest In PolyOne?  Addressable market exceeds $40 billion  Strong performance demonstrates that our strategy and execution are working  Megatrends and emerging opportunities align with our strengths  Innovation and services provide differentiation, incremental pricing power, and competitive advantage  Strong and proven management team driving growth and performance PolyOne Corporation Page 22 Appendix PolyOne Corporation Page 23 $0.24 $0.31 $0.44 $0.46 $0.56 $0.00 $0.25 $0.50 $0.75 1Q'12 1Q'13 1Q'14 1Q'15 1Q'16 Adjusted EPS 1Q 2016 Financial Highlights  Performance Products & Solutions operating margin grew 540 basis points year-over-year to 11.9%  Distribution operating margin expanded 60 basis points to a record first quarter level of 6.5%  First quarter adjusted EPS has grown on average 24% per year since 2012 $11 $0 $5 $10 $15 $25 1Q'15 1Q'16 PP&S Operating Profit $16 $18 $10 $12 $14 $16 $18 1Q'15 1Q'16 POD Operating Profit Note: $ in millions, except per share data PolyOne Corporation Page 24 1.7% 4.6% 5.1% 5.5% 7.2% 8.1% 12.2% 16.7% 17.0% Color, Additives and Inks 2015 Revenues: $0.8 Billion Solutions Expanding Profits2015 Revenue by Industry Segment 48% 33% Building & Electrical & 1% 31% Textiles PolyOne Corporation Page 25 1.1% 1.3% 3.4% 5.1% 9.6% 8.0% 8.6% 9.3% 16.6% Specialty Engineered Materials 2015 Revenues: $0.5 Billion Solutions 2015 Revenue by Industry Segment Expanding Profits 12.1% 49% 29% Building & Electrical & 19% 15% PolyOne Corporation Page 26 1.4% 5.6% 7.3% 3.0% 8-10% 0.4% 2012 2013 2014 2015 1Q'16 2020 Designed Structures and Solutions Solutions2015 Revenues: $0.5 Billion Expanding Profits2015 Revenue by Industry Segment Appliances, Building & Construction Industrial 24% Packaging 19% Transportation 33% 97% PolyOne Corporation Page 27 Building & 31% Electrical & 1% 5% Transportation 19% Wire & Cable 5.5% 6.9% 3.8% 3.6% 5.5% 4.3% 6.3% 7.2% 8.3% 12-14% Performance Products and Solutions Solutions Expanding Profits 2015 Revenues: $0.7 Billion 11.9% 2015 Revenue by Industry Segment 7.7% 79% PolyOne Corporation Page 28 2.6% 3.0% 3.5% 4.0% 4.6% 5.6% 6.4% 5.9% 6.6% 6.5-7.5% 6.5% 15% 54% 2006 1Q 2016 Distribution Key Suppliers2015 Revenues: $1.0 Billion ROIC Expanding Profits 6.1% Building & 4%Consumer Electrical & 23% 24% http://www.avient.com/Pages/VariationRoot.aspx http://www.avient.com/Pages/VariationRoot.aspx PolyOne Corporation Page 29 2 lbs Plastic = 3 lbs aluminum or 8 lbs steel or 27 lbs glass 33% less material by weight than aluminum 75% less material by weight than steel 93% less material by weight than glass Requires 91% less energy to recycle a pound of plastic versus a pound of paper Source: SPI: Sustainability and the Plastics Industry Plastics: Key to Future Sustainable Development PolyOne Corporation Page 30 Application Examples PolyOne Corporation Page 31 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 Source: Outdoor Industry Association PolyOne Corporation Page 32  $1.5 billion attractive, growing market  Additives improve performance and reduce cost through light-weighting, reduced waste, faster cycle times, and extended shelf life of finished product  Aligned with megatrend of protecting the environment:  Sustainability benefits include lower package weight and improved recyclability of package at end of use Market Opportunity Leading Global Supplier of Additives In Growing PET Market Shelf-life extension Greater product consistency Recyclability and reduced carbon footprint Color and Special Effects Weight reduction Enhanced product aesthetics High heat resistance PET Bottling Technology 0.0 10.0 20.0 30.0 40.0 50.0 60.0 70.0 2009 2014 2019 Asia Pacific North America Latin America Western Europe Eastern Europe Middle East and Africa Global PET Packaging Growth 2009-2019 Source: Euromonitor retail off-trade consumption (PET bottles & jars, home care, personal care, food & non-alcoholic beverages) B ill io n un its 5% CAGR PolyOne Corporation Page 33 • Includes formulation and consultative services to assist manufacturers and brand owners in positively identifying their finished goods • Protects brand equity & consumer welfare • Reduces exposure to unwarranted recall expenses • Secures supply chain integrity – support for safe expansion into new geographies Authentication Technology PolyOne Corporation Page 34 Metal Replacement Solutions • Replaces metal in LED lighting • Extends LED durability and life span eliminating hot spots • Greater design flexibility with fewer parts • Weight reduction • Simplifies manufacturing and lowers total production cost PolyOne Corporation Page 35 • Color harmonization across 15 unique color-and-polymer combinations • Eliminated need for multiple pre- colored materials • Reduced Land Rover’s working capital Range Rover Evoque Interior PolyOne Corporation Page 36 • Reduced health and environmental impact • System cost reduction • Radiation-shielding performance • Parts consolidation • Design freedom CT Scanner PolyOne Corporation Page 37 High-Barrier Packaging Containers • Capability to extrude up to 13 layers • Strong oxygen and moisture vapor transmission protection • Can be made symmetrical or asymmetrical to meet customized needs of broad variety of applications • Barrier protection and superior sensory properties PolyOne Corporation Page 38 Aerospace Applications • Leading provider of specialty materials for the aerospace industry • Typical applications  Mil-spec aircraft windows, canopies, windscreens, instrument panels, wingtip lenses  Interior – gallery furnishings, tray tables, arm rests, trim strips, joint/edge coverings • Benefits:  High impact strength  Resistant to UV rays  Flame and smoke compliance  Easy to clean with aggressive cleaners; anti-microbial grades available  Range of sizes, thicknesses, colors, etc. 1 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.

PRODUCT DESCRIPTION GlasArmor™ thermoset panels are constructed from layers of 0°/90° woven E-glass fiber reinforcements with a proprietary resin system. Be sure to wear appropriate safety equipment including safety glasses and dust masks when fabricating. 3. When covering a sensitive substructure such as glass, shim the panels 3/8 inch (9.5 mm) to prevent impact shock damage. 8.

TRANSPORTATION OEM A F T E R M A R K E T M O T O R C Y C L E T R U N K L I D & B A S E • Maintain physical performance of incumbent 30% glass fiber nylon while improving sink and warp issues • Black with an easy-to-paint surface • UV resistant • Collaborated to rapidly provide an alternative material with excellent balance of physical properties and durability • Achieved comparable performance while improving paintability • Quickly provided samples and offered on-site application development and technical support at molding trials Nymax™ Glass and Mineral Fiber Reinforced Nylon 6 Formulation KEY REQUIREMENTS WHY AVIENT?

Office Furniture Task Chair LEADING OFFICE FURNITURE OEM T A S K C H A I R • Stiff yet extremely tough all-composite solution • Reduce part count by replacing mechanical tilt controls • Cost-effective material • Exceptional fatigue endurance to withstand million cycle deflection test • Enabled novel design by combining long glass fiber and unidirectional tape to meet performance and mass market cost targets • Formulated custom nylon material with minimal conditioned performance loss and smooth, fiber-free surface finish • Provided technical support during two-year product development cycle Complēt™ Long Glass Fiber PA66 Composite and Overmolded Unidirectional Tape Inserts KEY REQUIREMENTS WHY AVIENT?

Examples include: • Unique technologies that improve the recyclability of products and enable recycled content to be incorporated, thus advancing a more circular economy • Light-weighting solutions that replace heavier traditional materials like metal, glass and wood, which can improve fuel efficiency in all modes of transportation and reduce carbon footprint • Sustainable infrastructure solutions that increase energy efficiency, renewable energy, natural resource conservation and fiber optic / 5G network accessibility Avient employs approximately 9,300 associates and is certified ACC Responsible Care® and a founding member of the Alliance to End Plastic Waste. Purchase price multiple rapidly declining on strength of business and synergy capture 12 $133 $201 2019PF 2022E 12 Clariant Color EBITDA Growth Purchase Price Multiple 10.8x 7.0x 6.4x 2019PF 2021 2022E w/ Full Synergies 11.9% 16.3% 2019PF 2022E EBITDA Margins CLARIANT COLOR: TRANSFORMATIONAL ACQUISITION (1) Financial information is pro forma to include a full year of Clariant Color business SUNBELT PVC Resins DSS 20 Acquisitions $4.8B Investment $2.7B of Annual Revenue 5 Divestments $2.3B Proceeds TPE PP&S HISTORIC SPECIALIZATION THROUGH M&A 13 Distribution DSM Protective BOLT-ON ACQUISITION HISTORY 14 Commercial Resources Operating Income Operating Margins 259 363 $40 $139 Established Acquisitions (> 7 years) + 40% + 248% + 1300 bps I N V E S T T O G R O W SPECIALTY TRANSFORMATION T O D A Y 46% 67% 86% 0% 60% 80% 2005 2010 2019 2021 2022 PF % o f A d ju st ed E B IT D A • Commodity JVs • Distribution • Performance Products & Solutions • Specialty Businesses (1) Adjusted EBITDA is EBITDA excluding corporate costs and special items (2) Pro forma for the acquisition of Dyneema® and divestiture of Distribution (1 ) (2) 15 Building & 43% 14% Telecom. 2% 2006 2022 Pro Forma 21% Building & Telecom.