KEY CHARACTERISTICS • Enables 100% PCR packaging • Helps companies meet sustainability goals • Replaces virgin resin, reducing total energy consumption and limiting emissions* • Combines colorants and functional additives in one solution • Allows for full recyclability of the end product • Provides a lower carbon product footprint than traditional masterbatch • Suitable for use in polyethylene (PET) and polypropylene (PP) as well as in rPET and rPP applications MARKETS AND APPLICATIONS Rejoin PCR Colorants are designed for use in a broad range of applications, including household and personal care packaging, consumer goods, or food and beverage containers.

Our ability to enable our customers’ sustainability goals through material science and design expertise is a key differentiator for our company. Chantal Nestor-Saury, Product Development Manager Avient Corporation 48 Brand Commitment: Percent Recycled Plastic Used Demand by Feedstock Type 39% 29% 37% 16% 6% 0% 10% 20% 30% 40% 50% Brand 1 Brand 2 Brand 3 Brand 4 Brand 5 Brand 6 Brand 7 Brand 8 Brand 9 Brand 10 Progress through 2022 Gap to reach 2025 targets Source: Ellen MacArthur Foundation 2022 12% CAGR Recycled Virgin Plastics3% CAGR RENEW – TAKEAWAY Demand for Recycled Content Drives Growth Projections Examples Covered Other Applications 45% 2022 Source: McKinsey HOW WE ENABLE SUSTAINABILITY Reduce Chris Pederson Senior Vice President, President of Specialty Engineered Materials Avient Corporation 49 REDUCE Avient Corporation 50 • Improving Fuel Economy - Incorporating innovative lighter-weight alternative materials as a cost-effective way to reduce fuel consumption • Reducing Energy Consumption and Dependence on Fossil Fuels - Negative public perceptions of fossil fuels are challenging companies to utilize alternative energy sources and also to reduce overall demand (consumption) • Reducing Carbon Footprint - Companies are seeking assistance from their suppliers to address the ever-increasing pressure to reduce their carbon footprint • Lessening Environmental Impact - Manufacturers are looking to reduce dependence on processes with high environmental impact such as the release of Volatile Organic Compounds (VOCs) during painting Solutions to reduce weight and energy consumption Avient Corporation 51 Lightweight Dashboards Hydrocerol™ Chemical Foaming Agents • Reduces part weight • No impact on performance • Highly cost effective 20% LESS MATERIAL 2022 Revenue: $46M Body + Trim SmartBatch™ Paint Replacement • Reduces emission of volatile organic compounds (VOCs) REDUCES VOCs Protective Film Versaflex™ Protective Film • Protects new cars from damage during shipping • High-tack eliminates solvent containing adhesives Avient Corporation 52 LED Lighting Components ThermaTech™ Thermally Conductive Formulations • Reduces weight vs. aluminum • Removes heat – extends LED life • Will not corrode LIGHTER THAN ALUMINUM 2022 Revenue: $3M REDUCES FUEL CONSUMPTION Running Boards, Side Steps Complēt™ Long Fiber Reinforced Structural Thermoplastics • High strength-to-weight • Replaces steel/aluminum • Excellent load carrying and fatigue resistance Avient Corporation 53 Battery Frame Maxxam™ Polyolefin Formulations • Critical stiffness and rigidity • Chemical and thermal performance • Replaces a heavier, aluminum frame LIGHTER THAN ALUMINUM Design for Lightweighting Avient Design Services • Comprehensive design for sustainability capabilities • Materials agnostic • 10% reduction in weight increases range by 14% SUSTAINABLE DESIGN 2022 Revenue: $4M EV Battery Cooling System Versaflex™ Thermoplastic Elastomers • Thermal management • Chemically resistant • More efficient and longer life battery EXTENDS BATTERY LIFE Avient Corporation 54 EV Connectors Edgetek™ PKE Non-halogen flame retardant Formulations • Provides reduced carbon footprint alternative to traditional materials (Nylon) LESS CO2 THAN NYLONCharging Cable Infrastructure ECCOH™ Wire and Cable Formulations • Low smoke, zero halogen • Flame resistance exceeds EVM1/EVL2 requirements ZERO HALOGEN 2022 Revenue: $2M Avient Corporation 55 Trailer Flooring Polystrand™ R Recycled PET Composite Tapes • Minimum 95% post-consumer recycle content • Improved carbon footprint without sacrificing performance 95% RECYCLED PET Aerodynamic Side Shield Polystrand™ Thermoplastic Composite Laminates • Can be post-formed • High impact and fatigue resistance LIGHTER Commercial Transportation, Aerospace 2022 Revenue: $8M Rail Car Doors Glasforms™ Composite Panels • Replaces steel • Will not corrode • Reduces weight LIGHT & DURABLE Air Cargo Nets Bio-based Dyneema® Fiber • Extends product life from 3 to 5 years 59% LESS WEIGHT Arm Rests & Seat Frames Complēt™ Long Fiber Composites • Replaces steel • High strength-to-weight ratio LIGHT & STRONG Commercial Transportation, Aerospace 2022 Revenue: $8M Air Cargo Containers Polystrand™ Composite Sandwich Panels • Lighter and stronger than aluminum 95% Avient Corporation 56 Avient Corporation 57 Aquaculture/ Fishing Nets Dyneema® Fishing Net Fibers • High bite resistance – lowers maintenance costs and fish loss • Lighter weight reduces fuel consumption – allows for larger net sizes LIGHTER THAN NYLON/ POLYESTER 70% LIGHTER THAN STEEL Lifting Slings Dyneema® Fiber • Facilitates heavy lift in harsh environments • Accredited by DNV GL, ABS, Bureau Veritas Mooring Lines Dyneema® Mooring Rope Fibers • Able to handle heavy loads common to modern shipping • Improves handling • Reduces dock worker injuries 2x SERVICE LIFE Marine Infrastructure 2022 Revenue: $41M Solar Power Station UV Solutions Smartbatch™ Combination Colorants • Protects solar power panels from UV weathering and outdoor exposure • Meets critical performance standards ENERGY SAVINGS (VS. CAFE: Corporate Average Fuel Economy >50% Improvement REDUCE – TAKEAWAY Reducing Energy Consumption and Dependence on Fossil Fuels Drives Growth Projections Examples Covered 45% Other Applications 2022PF $310M 38 46 CAFE1 Miles Per Gallon Proposed Requirements HOW WE ENABLE SUSTAINABILITY Preserve Woon Keat Moh Senior Vice President, President of Color, Additives and Inks – Americas and Asia Avient Corporation 61 PRESERVE Avient Corporation 62 • Preserving Key Natural Resources - Companies are being challenged to mitigate high environmental impact processes such as water-intensive textile dyeing or food spoilage • Incorporating Renewable Materials - Adoption of bio-based raw materials requires design and formulation expertise to overcome performance shortcomings of neat resins • Increasing Healthcare Regulations - Utilizing sustainable materials in healthcare applications requires considerable support in navigating complex regulatory requirements • Increasing Regulatory Compliance - Non-Intentionally Added Substances (NIAS) need to be controlled in sensitive applications • Enabling Faster and More Reliable Connectivity – Substantial investments in 5G infrastructure are required to unlock the potential of the Internet of Things Solutions to preserve and protect natural resources & human life Avient Corporation 63 Spin Dyed Precolor Textile Yarn Renol™ Spin Dyeing Colorants • Replaces water-based dye processes to reduce waste creation • Conserves water and energy LESS WATER PROTECTIVE DENIM Dyneema® Workwear Solutions • Improves tear resistance 50-100% • More protective than competitive alternatives • Enables the amount of protective fiber to be reduced without sacrificing performance 600% IMPROVED ABRASION RESISTANCE Clothing & Textiles 2022 Revenue: $49M Avient Corporation 64 Low Cure Textile Inks Avient Specialty Inks™ Low Cure Inks • Decreases energy consumption • Reduces scrap due to heat-related defects SAVES ENERGY Clothing & Textiles 2022 Revenue: $40M BIO-BASED FORMULATIONS Water Based Textile Inks Zodiac™ Aquarius™ Specialty Inks • Incorporates bio-based materials • Non-formaldehyde solutions available • Reduces waste by enabling high open screen time Avient Corporation 65 Mosquito Netting Cesa™ Fiber Anti-Mosquito Additives • Helps control malaria • Protects consistently using a controlled release of insecticide • Expands access to healthcare breakthroughs to global communities ANNUAL NEW MALARIA CASES 200 Million Antimicrobial Protection Cesa™ WithStand™ Antimicrobial Additives • Reduces microbial / mold growth • Helps reduce odor, staining, discoloration • Excellent comfort and wearability • Chemical resistance - will not discolor or degrade REDUCES MICROBES 2022 Revenue: $5M Avient Corporation 66 Cut-Resistant Gloves Dyneema® Solutions • Incorporates bio-based materials • Reduces carbon emissions • Excellent wearability / comfort WORK INJURIES REDUCES Rescue Rope Dyneema® Solutions • Superior strength-to-weight ratio • High break load • Extraordinary reliability SAVES LIVES 2022 Revenue: $106M Body Armor Dyneema® Protective Solutions • Exceptional trauma protection • Excellent wearability LIGHTER THAN ARAMID FIBER 35% Avient Corporation 67 BIO-DERIVED Pharmaceutical Tubing Versaflex™ Healthcare Pharma Tubing Formulations NEU™ Specialty Engineered Materials • Facilitates incorporation of sustainable materials with healthcare device manufacturers • Eliminates vulcanization processes Medical 2022 Revenue: $40M NON-PHTHALATE Respiratory Conduit Versaflex™ Healthcare Corrugated Tubing Formulations • Non-Phthalate • ISO 10993 & USP Class VI compliant Avient Corporation 68 UP TO BIO-BASED CARRIER Medical Devices Mevopur™ Bio-Based Colorants • Minimizes risk through pre-testing • Provides vital regulatory compliance • Minimizes global supply chain risk with validated backup supply Continuous Glucose Monitoring and Auto Injectors Trilliant™ Healthcare Polymer Solutions • Impact performance • Chemical resistance ENABLES HOME CARE Medical 2022 Revenue: $16M Avient Corporation 69 Fiber Optic Cable and Jacketing Fiber-Line™ Optical Fiber Cable Components • Reduction in weight & energy usage • Thermal and abrasion resistant • Extends product life ENABLES CONNECTIVITY Cable Micromodules ECCOH™ Low Smoke Formulations • Non-halogen • Low smoke and toxicity SUPPORTS SUSTAINABLE INFRASTRUCTURE Base Station Components Edgetek™ Low-Density Formulations • Low density – lighter weight • Low warpage & thermal conductivity EXTENDS PRODUCT LIFE Antenna Components PREPERM™ Low Loss Dielectric Formulations • Replaces costly ceramics • Consistent and efficient antenna performance ENHANCES PERFORMANCE 5G Infrastructure 2022 Revenue: $39M Avient Corporation 70 “Nike has partnered with Avient extensively over the years because of their leadership in eco-friendly screen printing inks.”

b) Facility is not included in manufacturing plants total as it is a design center/lab. d) Location also includes a design center/lab. HESS Vice President, Global Process Design GEORGE INGLIS Vice President, Corporate Controller AVERY L.

 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 18 Appendix PolyOne Corporation Page 19 $0.17 $0.22 $0.24 $0.31 $0.44 $0.46 $0.00 $0.25 $0.50 Q1'10 Q1'11 Q1'12 Q1'13 Q1'14 Q1'15 Adjusted EPS $30 $34 $25 $30 $35 Q1 2014 Q1 2015 GCAI Operating Income (in millions) $18 $23 $15 $20 $25 Q1 2014 Q1 2015 GSEM Operating Income (in millions) Q1 2015 Financial Highlights  Global Specialty Engineered Materials’ operating margin of 16.3% above the 2015 target  Global Color Additives and Inks’ operating margin grew to 16.2%  First quarter adjusted EPS has grown on average 23% per year since 2010 +26% +11% PolyOne Corporation Page 20 Building & 7% Electrical & 1% 31% Textiles 7% 12% 1.7% 4.6% 5.1% 5.5% 7.2% 8.1% 9.7% 12.2% 16.2% 20%+ 2006 2007 2008 2009 2010 2011 2012 2013 2014 Q1 2015 2020 Operating Income % of Sales At a Glance Global Color, Additives and Inks 2014 Revenues: $0.9 Billion Solutions Expanding Profits 2014 Revenue by Industry Segment 14.7% Platinum Vision 36% PolyOne Corporation Page 21 4% Building & 18% Electrical & 16% At a Glance Global Specialty Engineered Materials 2014 Revenues: $0.6 Billion Solutions 2014 Revenue by Industry Segment Expanding Profits 1.1% 1.3% 3.4% 5.1% 9.6% 8.0% 8.6% 9.3% 16.3% 20%+ 2006 2007 2008 2009 2010 2011 2012 2013 2014 Q1 2015 2020 Operating Income % of Sales Platinum Vision 12.1% 33% 19% PolyOne Corporation Page 22 2% Building & 23% 27% 30% 96% At a Glance Designed Structures and Solutions Solutions 2014 Revenues: $0.6 Billion Expanding Profits 2014 Revenue by Industry Segment 1.4% 5.6% 7.3% 2.7% 12-14% 2012 2013 2014 Q1 2015 2020 Operating Income % of Sales Platinum Vision PolyOne Corporation Page 23 Building & 33% 5% Electrical & 1% 11% 18% 16% 5.5% 6.9% 3.8% 3.6% 5.5% 4.3% 6.3% 7.2% 6.5% 2006 2007 2008 2009 2010 2011 2012 2013 2014 Q1 2015 2020 Operating Income % of Sales At a Glance Performance Products and Solutions Solutions Expanding Profits 2014 Revenues: $0.8 Billion 10-12% Platinum Vision 2014 Revenue by Industry Segment 7.7% PolyOne Corporation Page 24 Building & 13% Electrical & 23% 15% 25% 2.6% 3.0% 3.5% 4.0% 4.6% 5.6% 6.4% 5.9% 5.9% 6.5-7.5% 2006 2007 2008 2009 2010 2011 2012 2013 2014 Q1 2015 2020 Operating Income % of Sales 15% 50% 2006 Q1 2015 At a Glance Distribution Key Suppliers 2014 Revenues: $1.1 Billion ROIC Expanding Profits 6.1% Platinum Vision http://www.avient.com/Pages/VariationRoot.aspx PolyOne Corporation Page 25 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 26 Commitment to Operational Excellence 81% 93% 2006 2014 16.2% 9.9% 2006 2014 On-Time Delivery Working Capital % of Sales 5% 43% 2006 2014 Percent of Associates Trained in LSS  Four consecutive years – CFO Magazine Best Working Capital Management in the chemical industry World’s Best Business Process Excellence Program in 2012*  103 trained Black Belts  247 trained Green Belts  127 trained Kaizen Leaders World’s Best Start-up Program for Lean Six Sigma Deployment in 2009* *Both awards received from International Quality and Productivity Center PolyOne Corporation Page 27 Application Examples PolyOne Corporation Page 28  $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 29 • 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 30 • Color harmonization across 15 unique color-and-polymer combinations • Eliminated need for multiple pre- colored materials • Reduced Land Rover’s working capital 2015 Range Rover Evoque Interior PolyOne Corporation Page 31 • Reduced health and environmental impact • System cost reduction • Radiation-shielding performance • Parts consolidation • Design freedom CT Scanner PolyOne Corporation Page 32 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 33 Next Generation Solar Charger • Ginkgo Solar Tree charger utilizing our unique reSound™ material • reSound™ is a durable material consisting of 50% bio-derived plastic and 50% traditional petroleum-based plastic • Use of reSound™ reduced the carbon footprint for this product by 35% • reSound™ Is classified as a PolyOne Sustainable SolutionSM PolyOne Sustainable SolutionSM PolyOne Corporation Page 34 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 organoleptic properties PolyOne Corporation Page 35 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. Platform operating income mix percentage 2005* 2006* 2007* 2008* 2009* 2010* 2011 2012 2013 2014 2015 Q1 Global Color, Additives and Inks $ 4.3 $ 8.9 $ 25.7 $ 28.1 $ 25.2 $ 37.7 $ 50.2 $ 75.3 $ 104.0 $ 124.9 $ 33.8 Global Engineered Materials 0.4 3.9 4.9 17.6 20.6 49.7 45.9 47.0 57.2 72.4 23.1 Designed Structures and - - - - - - - - 33.4 45.1 3.2 Platform $ 4.7 $ 12.8 $ 30.6 $ 45.7 $ 45.8 $ 87.4 $ 96.1 $ 122.3 $ 194.6 $ 242.4 $ 60.1 Performance Products and 75.7 64.2 65.8 31.3 33.1 54.0 27.7 38.8 56.0 63.1 11.5 Distribution 19.5 19.2 22.1 28.1 24.8 42.0 56.0 66.0 63.3 68.2 15.7 Joint ventures 91.9 102.9 34.8 28.6 25.5 18.9 5.0 - - - - Corporate and eliminations (51.5) 34.5 (73.3) (425.1) 7.9 (27.7) 18.2 (89.6) (82.4) (218.6) (17.2) Operating income (loss) GAAP $ 140.3 $ 233.6 $ 80.0 $ (291.4) $ 137.1 $ 174.6 $ 203.0 $ 137.5 $ 231.5 $ 155.1 $ 70.1 Less: Corporate operating expense 51.5 (34.5) 73.3 425.1 (7.9) 27.7 (18.2) 89.6 82.4 218.6 17.2 Operating income excluding Corporate $ 191.8 $ 199.1 $ 153.3 $ 133.7 $ 129.2 $ 202.3 $ 184.8 $ 227.1 $ 313.9 $ 373.7 $ 87.3 platform operating mix percentage 2% 6% 20% 34% 35% 43% 52% 54% 62% 65% 69% * Historical results have not been restated for the Resin business divestiture or the related resegmentation. Appendix Q1 2015 Financial Highlights At a Glance�Global Color, Additives and Inks At a Glance�Global Specialty Engineered Materials At a Glance�Designed Structures and Solutions At a Glance�Performance Products and Solutions At a Glance�Distribution Plastics: Key to Future Sustainable Development Commitment to Operational Excellence Application Examples Slide Number 28 Authentication Technology 2015 Range Rover Evoque Interior Slide Number 31 Metal Replacement Solutions Next Generation Solar Charger High-Barrier Packaging Containers Aerospace Applications Credit Suisse - June 25 2015 r2 Credit Suisse - June 25 2015

Lastly, our design capabilities ensure that the application is designed perfectly for the specific end use. Our exceptional polymer scientists and design engineers are integral to their product development process. Design times can be less than three days for colorants.

Lastly, our design capabilities ensure that the application is designed perfectly for the specific end use. Our exceptional polymer scientists and design engineers are integral to their product development process. Design times can be less than three days for colorants.

Our laser marking solutions can be used in a variety of resin types and processes, including injection molding, blow molding, and extrusion.

Injection PET Water Bottle Company (Portuguese)

These liquid concentrates, which are injected in the spun-dyed polymer melt, provide excellent color fastness and allow rapid color changes.

C O N S U ME R PAC K AG E D G O O D S C O M PA NY S H A M P O O & C O N D I T I O N E R B O T T L E S A N D C A P S • Achieve a precise color match while ensuring a high amount of post-consumer recycled content (PCR) in the inner layer of the bottle • Reduce development time for quicker approvals and lower costs, and to enable rapid speed to market • Used proprietary Color Prediction Tool to digitally illustrate color possibilities while developing a customized PCR solution • Leveraged Avient’s ColorWorks Design & Technology Center to adjust colors according to the customer’s specifications and accelerate commercialization Smartbatch Combination Colorants & Additives KEY REQUIREMENTS WHY AVIENT?