BARREL TEMPERATURES ENGLISH (°F) METRIC (°C) COMMENTS Zone 1 - Rear 420° F 460° F 216° C 238° C Long residence times are not advised. Zone 2 - Center 430° F 470° F 221° C 243° C Zone 3 - Front 440° F 480° F 227° C 249° C Nozzle 450° F 480° F 232° C 249° C MELT & MOLD TEMPERATURES ENGLISH (°F) METRIC (°C) COMMENTS Melt Temperature 450° F 480° F 232° C 249° C After processing, always purge residual PKE materials with fractional melt flow HDPE or PP.Mold Temperature 150° F 200° F 66° C 93° C DRYING CONDITIONS ENGLISH (°F) METRIC (°C) COMMENTS Temperature 180° F 82° C Drying not required.

BARREL TEMPERATURES ENGLISH (°F) METRIC (°C) COMMENTS Zone 1 - Rear 410°F 450°F 210°C 230°C If smoking starts to occur, purge machine immediately and reduce mold and barrel temperatures. Zone 2 - Center 420°F 460°F 215°C 235°C Zone 3 - Front 430°F 470°F 220°C 240°C Nozzle 440°F 480°F 225°C 250°C MELT & MOLD TEMPERATURES ENGLISH (°F) METRIC (°C) COMMENTS Melt Temperature 440°F 480°F 225°C 250°C Wipe down mold surface after each production run. Mold Temperature 125°F 200°F 50°C 90°C Notes These guidelines are based on lab results, and their values may not reflect actual processes using different machinery.

Available in masterbatch solutions, these beautiful effects are formulated with: • organic waste materials, such as almond shells • glitter flakes • synthetic fibers • special effects, such as speckles and pearlescents KEY CHARACTERISTICS • Available in standard or custom finishes • Cost effective replacement for marble, granite, and other expensive and heavy materials across many applications • No additional production investment required MARKETS AND APPLICATIONS Shades of Nature colorants can add depth and dimension to: • Packaging – including premium cosmetics or luxury caps and closures • Transportation – interior or exterior automotive trim and components • Consumer goods – toys, outdoor goods, furniture • Small and large household appliances PRODUCT BULLETIN NAME COLOR TONE EFFECTS EU FDA TOYS T STABILITY Fossil Beige Fibers/Speckles YES NO YES 280°C Lavender Purple Blue Fibers YES NO YES 280°C Rosewood Light Pink Fibers NO NO NO 280°C Emerald Creek Green Special Effects YES YES YES 280°C Mother of Pearl White Pearl Special Effects YES YES YES 280°C Invigorate Yellow Green Natural Waste NO NO YES < 210°C Interstellar Brown Special Effects YES YES YES 280°C Unrefined Grey Glitter NO NO NO 230°C Reflection Blue Glitter NO NO NO 230°C Coral Sand Orange Fibers NO NO NO 280°C REGULATORY INFORMATION IMPORTANT NOTE The above technical and regulatory information is based on the formulation of the current 10 colors in the palette.

DATA C O M M U N I C AT I O N S C A B L E M A N U FA C T U R E R M I C R O C O A X C A B L E S • Achieve required level of deep black and opacity • Maintain a let down ratio (LDR) of approximately 5% • Ensure there are no clumps in the finished part • Conform to RoHS REACH compliance requirements • Delivered desired level of black and opacity to optimize conductivity • Provided LDR within the acceptable range, resulting in consistent processibility • Formulated a RoHS REACH compliant solution that helped lessen data interference by avoiding clumps in the finished part Colorant Chromatics™ PFA Jet Black KEY REQUIREMENTS WHY AVIENT?

Chemically coupled • Impact modified • Natural or black • High flow grades • Recycled content Product Code - - - PP5920 B10 PP5935 B1 PP5940 B131 PP5950 B10 Reinforcement Type - - - Glass/Mica Glass/Mica Glass/Mica Glass/Mica Reinforcement % - % - 20 35 40 50 Specific Gravity 73°F (23°C) - ASTM D792 1.05 1.17 1.25 1.34 ISO 1183 Tensile Strength Yield psi ASTM D638 7000 9000 10,000 12,800 MPa ISO 527 Tensile Elongation Break % ASTM D638 6 5 5 2 ISO 527 Flexural Modulus 73°F (23°C) psi ASTM D790 550,000 780,000 870,000 1,300,000 MPa ISO 178 3900 5500 5800 9000 Notched Izod Impact 73°F (23°C) ft-lb/in ASTM D256 0.7 0.9 1.3 1.5 kJ/m2 ISO 180 4.0 5.0 7.0 8.0 Heat Deflection 66 psi °F ASTM D648 304 315 310 315 °C ISO 75 151 157 154 157 264 psi °F ASTM D648 225 298 290 310 °C ISO 75 107 148 143 154 Maxxam™ XST Thermoplastic Olefins (TPO) Offers exceptional stiffness to impact balance including excellent cold temperature impact resistance Scratch & mar resistant • Natural, black or colors • High flow grades • UV stabilized Product Code - - - TP9000 A3 TP9110 A701-SM TP9120 B397 TP9120 A525-SM TP9130 A954 Reinforcement Type - - - Talc Talc Talc Talc Talc Reinforcement % - % - 5 11 18 20 30 Specific Gravity 73°F (23°C) - ASTM D792 0.94 0.97 1.01 1.04 1.12 ISO 1183 Tensile Strength Yield psi ASTM D638 2400 3000 2750 3600 3450 MPa ISO 527 18 22 19 25 24 Tensile Elongation Yield % ASTM D638 12 6 5 4 8 ISO 527 Break % ASTM D638 >400 100 170 30 250 ISO 527 Flexural Modulus 73°F (23°C) psi ASTM D790 140,000 260,000 235,000 300,000 325,000 MPa ISO 178 1100 1800 1620 2000 2250 Notched Izod Impact 73°F (23°C) ft-lb/in ASTM D256 No Break 6 10 2 2.2 kJ/m2 ISO 180 68.0 36.0 53.0 11.0 12.0 -30°C ft-lb/in ASTM D256 1.5 1.2 1.3 0.7 0.8 kJ/m2 ISO 180 8.5 6.0 7.0 3.9 4.0 Heat Deflection 66 psi °F ASTM D648 160 208 205 220 218 °C ISO 75 83 98 96 110 105 264 psi °F ASTM D648 100 143 140 160 160 °C ISO 75 50 62 57 70 71 Multiaxial Impact @ 6.6 m/s 0°C ASTM D3763 100% Ductile 100% Ductile 100% Ductile -30°C ASTM D3763 100% Ductile 100% Ductile PROPERTY CONDITION UNITS METHOD PRODUCT EXAMPLES INJECTION MOLDING POLYPROPYLENE 8 91.866.POLYONE www.polyone.com Maxxam™ HST Filled Polypropylene with High Strength and Stiffness Maxxam™ LO Low Odor Talc-Filled Polypropylene Reinforced grades that provide exceptional levels of strength and stiffness. FDA certifiable • Natural, black or colors • UV stabilized Product Code - - - PE4125 B1 Reinforcement Type - - - Talc Reinforcement % - % - 25 Specific Gravity 73°F (23°C) - ASTM D792 1.15 ISO 1183 Tensile Strength Yield psi ASTM D638 4050 MPa ISO 527 28 Tensile Elongation Yield % ASTM D638 10 ISO 527 Break % ASTM D638 40 ISO 527 Flexural Modulus 73°F (23°C) psi ASTM D790 270,000 MPa ISO 178 1850 Notched Izod Impact 73°F (23°C) ft-lb/in ASTM D256 3.5 kJ/m2 ISO 180 20.0 Heat Deflection 66 psi °F ASTM D648 190 °C ISO 75 88 264 psi °F ASTM D648 115 °C ISO 75 46 PROPERTY CONDITION UNITS METHOD PRODUCT EXAMPLES 12 www.polyone.com Copyright © 2019, PolyOne Corporation.

reSound™ REC VX2800-0001 I 65A Natural reSound™ REC VX2800-0001 I 65A Black reSound™ REC VX2800-0002 I 65A Black reSound™ REC VX0100-0001 AR I 80A Black Recycled Content PIR PIR PIR PIR Recycled Content, % 25% 25% 40% 30% Recycled Source Carpet Backing, Nonwovens, Films, Super Sacks Carpet Backing, Nonwovens, Films, Super Sacks Proprietary Blend Proprietary Blend Hardness, Shore A 65 65 65 80 Color Natural Black Black Black Specific Gravity 0.88 0.89 0.88 1.05 Tensile Strength, PSI 784 788 1023 1400 Elongation at Break, % 687 662 673 700 Compression Set @ Room Temperature 29 27 30 – OM Substrate PP PP PP PC, ABS, PC/ABS Processing IM or OM IM or OM IM or OM IM or OM Agency Rating – – – – NORTH AMERICA GRADES reSound™ REC VX2800-9003 C 47A Natural reSound™ REC VX2800-9004 C 54A Natural reSound™ REC VX2800-0001 C 65A Black Recycled Content PCR PCR PCR Recycled Content, % 25% 25% 25% Recycled Source Transportation Transportation Ocean-boundPlastic Hardness, Shore A 47 54 65 Color Natural Natural Black Specific Gravity 0.94 0.95 0.89 Tensile Strength, PSI 250 311 900 Elongation at Break, % 585 581 670 Compression Set @ Room Temperature – – 25 OM Substrate PP PP PP Processing IM or OM IM or OM IM or OM Agency Rating – – – Automotive Testing* – – – NORTH AMERICA GRADES *Additional testing can be performed to confirm specific customer requirements. NORTH AMERICA GRADES reSound™ REC VX2800-0003 C 65 Gray reSound™ REC OF 7310-80 reSound™ REC OF 7310-90 reSound™ REC GP 7820-340 reSound™ REC GP 7820-360 reSound™ REC GP 7820-380 Recycled Content PCR/PIR Blend PCR/PIR Blend PCR/PIR Blend PCR/PIR Blend PCR/PIR Blend PCR/PIR Blend Recycled Content, % 25% 35% 45% 60% 60% 60% Recycled Source Food Packaging Food Packaging Food Packaging Transportation, Industrial Transportation, Industrial Transportation, Industrial Hardness, Shore A 65 80 90 36 63 77 Color Gray Black/Natural (Gray) Black/Natural (Gray) Natural Natural Natural Specific Gravity 0.88 0.9 0.91 0.95 0.98 1.0 Tensile Strength, PSI 831 1120 1590 1027 1012 1173 Elongation at Break, % 620 570 520 1600 1200 1000 Compression Set @ Room Temperature 26 32 37 24 30 39 OM Substrate PP PP PP PP PP PP Processing IM or OM IM IM IM IM IM Agency Rating Application Specific FDA – – – – – Automotive Testing* – VOC & FOG (VDA 278), Odor (VDA 270) VOC & FOG (VDA 278), Odor (VDA 270) – – – reSound™ REC VX7900-5001 C I 30A Natural reSound™ REC VX7900-5001 C I 50A Natural reSound™ REC VX7900-5001 C I 70A Natural reSound™ REC AF 7210-140 B reSound™ REC AF 7210-150 B reSound™ REC AF 7210-160 B reSound™ REC AF 7210-170 B reSound™ REC AF 7210-180 B reSound™ REC AF 7210-190 B Recycled Content PIR/PCR Blend PIR/PCR Blend PIR/PCR Blend PIR/PCR Blend PIR/PCR Blend PIR/PCR Blend PIR/PCR Blend PIR/PCR Blend PIR/PCR Blend Recycled Content, % 81% 81% 83% 59% 57% 54% 57% 56% 51% PIR Recycled Source Proprietary Blend Proprietary Blend Proprietary Blend Transportation Transportation Transportation Transportation Transportation Transportation PCR Recycled Source Transportation/Industrial Transportation/ Industrial Transportation/ Industrial Transportation Transportation Transportation Transportation Transportation Transportation Hardness, Shore A 30 50 70 43 51 61 70 81 90 Color Natural Natural Natural Black Black Black Black Black Black Specific Gravity 1.14 1.16 1.16 0.97 0.98 0.98 0.98 0.99 0.99 Tensile Strength, MPa 2.39 3.23 3.35 4 5 5 8 10 13 Elongation at Break, % 796 654 515 1013 993 981 935 876 829 Compression Set @ Room Temperature 16 24 37 41 44 44 48 54 55 OM Substrate PP PP PP PP PP PP PP PP PP Processing IM or OM IM or OM IM or OM IM IM IM IM IM IM EUROPE GRADES reSound™ REC VX2800-5032 C 47A Natural reSound™ REC VX2800-5033 C 54A Natural reSound™ REC GP 7820-140 reSound™ REC GP 7820-160 reSound™ REC GP 7820-180 Recycled Content PCR PCR PCR PCR PCR Recycled Content, % 61% 61% 60% 60% 60% PCR Recycled Source Transportation Transportation Transportation/Industrial Transportation/ Industrial Transportation/ Industrial Hardness, Shore A 47 54 38 57 77 Color Natural Natural Natural Natural Natural Specific Gravity 0.96 0.96 0.94 0.97 1.0 Tensile Strength, MPa 1.80 2.00 7.19 6.65 7 Elongation at Break, % 766 682 1590 1380 1010 Compression Set @ Room Temperature 28 29 28 32 38 OM Substrate PP PP PP PP PP Processing IM or OM IM or OM IM IM IM EUROPE GRADES ASIA GRADES - PIR reSound™ REC VX3120-801 I 65A Natural reSound™ REC VX3120-802 I 65A Natural reSound™ REC VX3120-803 I 65A Natural Recycled Content PIR PIR PIR Recycled Content, % 20% 40% 60% Recycled Source Textile Industry Textile Industry Textile Industry Hardness, Shore A 67 68 68 Color Natural Natural Natural Specific Gravity 1.11 1.10 1.11 Tensile Strength, PSI 1450 1229 1151 Elongation at Break, % 752 709 653 OM Substrate PC, ABS, PC/ABS PC, ABS, PC/ABS PC, ABS, PC/ABS Processing IM or OM IM or OM IM or OM reSound™ REC DY 7810-801 C 30A Natural reSound™ REC DY 7810-801 C 40A Natural reSound™ REC DY 7810-801 C 50A Natural reSound™ REC DY 7810-801 C 60A Natural reSound™ REC DY 7810-801 C 70A Natural reSound™ REC DY 7810-801 C 80A Natural reSound™ REC DY 7810-801 C 90A Natural reSound™ REC DY 7820-801 C 30A Natural reSound™ REC DY 7820-801 C 40A Natural reSound™ REC DY 7820-801 C 50A Natural reSound™ REC DY 7820-801 C 60A Natural reSound™ REC DY 7820-801 C 70A Natural reSound™ REC DY 7820-801 C 80A Natural reSound™ REC DY 7820-801 C 90A Natural reSound™ REC 3630-801C 40N reSound™ REC 3630-801C 50N reSound™ REC 3630-801C 60N reSound™ REC 7850-90N FR reSound™ REC GP 7820-240 reSound™ REC GP 7820-260 reSound™ REC GP 7820-280 Recycled Content PCR PCR PCR PCR PCR PCR PCR PCR PCR PCR PCR PCR PCR PCR PCR PCR PCR PCR PCR PCR PCR Recycled Content, % 9% 12% 15% 21% 23% 30% 39% 60% 60% 60% 60% 60% 60% 60% 45% 45% 45% 32% 60% 60% 60% Recycled Source Food Packaging Food Packaging Food Packaging Food Packaging Food Packaging Food Packaging Food Packaging Food Packaging, Transportation Food Packaging, Transportation Food Packaging, Transportation Food Packaging, Transportation Food Packaging, Transportation Food Packaging, Transportation Food Packaging, Transportation Food Packaging, Transportation Food Packaging, Transportation Food Packaging, Transportation Food Packaging Transportation, Industrial Transportation, Industrial Transportation, Industrial Hardness, Shore A 30 40 50 60 70 80 90 30 40 50 60 70 80 90 40 49 58 85 39 57 80 Color Natural Natural Natural Natural Natural Natural Natural Natural Natural Natural Natural Natural Natural Natural Natural Natural Natural Natural Natural Natural Natural Specific Gravity 0.88 0.89 0.89 0.88 0.88 0.89 0.89 0.95 0.94 0.97 0.97 0.99 1.01 1.02 0.90 0.90 0.90 1.04 0.95 0.98 1.0 Tensile Strength, PSI 678 889 939 964 1057 1328 1619 663 804 830 859 844 1007 1279 830 965 985 1250 938 1089 1479 Elongation at Break, % >1000 983 893 750 726 699 599 1028 948 880 807 681 642 640 700 700 650 310 1600 1360 1090 OM Substrate PP PP PP PP PP PP PP PP PP PP PP PP PP PP PC, ABS, PC/ABS PC, ABS, PC/ABS PC, ABS, PC/ABS – PP 30 39 Processing IM or OM IM or OM IM or OM IM or OM IM or OM IM or OM IM or OM IM or OM IM or OM IM or OM IM or OM IM or OM IM or OM IM or OM IM or OM IM or OM IM or OM EM IM IM IM ASIA GRADES - PCR Copyright © 2024, Avient Corporation.

B A I R D G L O B A L I N D U S T R I A L C O N F E R E N C E N O V E M B E R 2 0 1 9 F O R W A R D L O O K I N G S T A T E M E N T S PolyOne Corporation 2 In this presentation, statements that are not reported financial results or other historical information are “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. 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 R O F O R M A 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 15% Healthcare 15% Industrial 14% Packaging 13% Consumer 12% Wire & Cable 11% Building & Construction 6% Electrical & Electronics 6% Textiles 5% Appliance 3% Color Additives & Inks 34% Distribution 41% Specialty Engineered Materials 25% United States 54% Europe 20% Asia 11% Latin America 10% Canada 5% *Pro Forma excluding PP&S and including Fiber-Line PolyOne Corporation 204 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 1 0 A D J U S T E D E P S E X P A N S I O N $1.51 $1.61 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 C O M M E R C I A L R E S O U R C E S 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 E X P A N D E D P A T H 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 S P O T L I G H T : C O M P O S I T E S PolyOne Corporation 15 C O M P O S I T E S R E F R E S H E R PolyOne Corporation 16 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 17 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 18 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 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 19 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 S E R V I C E : 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 28 T A L E N T D E V E L O P M E N T PolyOne Corporation 29 Leadership Program Participants 2012 2013 2014 2015 47 0 86 2016 2019 125 169 412 Campus Hires 2008 2011 2014 2017 0 25 90 47 PolyOne LSS Blackbelts 2008 2011 2014 2019 0 67 247 147 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 I Q D E S I G N L A B S PolyOne Corporation 30 Material & Color Expertise Manufacturing Expertise 3 14 2014 2018 Industrial designers $0 $10M 2014 2018 $4M $80M 2014 2018 Opportunity funnel New business revenue L S S C U S T O M E R F I R S T PolyOne Corporation 31 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 32 Enables validation of fit and function Shortens design cycle and time to market Avoids tooling rework Drives innovation Delivers substantial customer value PolyOne Corporation 33 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 34 S E G M E N T H I G H L I G H T S 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 35 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 36 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 37 Engineered Formulations Advanced Composites Thermoplastic Elastomers Consumer 22% Transportation 16% Wire & Cable 15% Healthcare 11% Industrial 9% Packaging 7% Appliance 3% Building & Construction 4% Electrical & Electronics 16% *Pro Forma including Fiber-Line 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 P R O F O R M A 2 0 1 8 R E V E N U E | $ 7 5 0 M I L L I O N * PolyOne Corporation 38 $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% *Pro Forma including Fiber-Line 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 39 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.avient.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 40 Performance Additives 13% Polyethylene 11% Pigments 9% TiO2 8% Styrenic Block Copolymer 7% Nylon 8% Polypropylene 5% Plasticizers 4% Dyestuffs 3% Other Raw Materials 32% $900 million of raw material purchases estimated in 2019 excluding Distribution business Note: All figures exclude PolyOne Distribution business and divested PP&S 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 41 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 Robert W.

Investor Day F E R M I U M R E S E A R C H M A R K E T I N G T R I P D E C E M B E R 1 6 , 2 0 1 9 F O R W A R D L O O K I N G S T A T E M E N T S PolyOne Corporation 2 In this presentation, statements that are not reported financial results or other historical information are “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. 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 R O F O R M A 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 15% Healthcare 15% Industrial 14% Packaging 13% Consumer 12% Wire & Cable 11% Building & Construction 6% Electrical & Electronics 6% Textiles 5% Appliance 3% Color Additives & Inks 34% Distribution 41% Specialty Engineered Materials 25% United States 54% Europe 20% Asia 11% Latin America 10% Canada 5% *Pro Forma excluding PP&S and including Fiber-Line 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 1 0 A D J U S T E D E P S E X P A N S I O N $1.51 $1.61 PolyOne Corporation 7 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 C O M M E R C I A L R E S O U R C E S 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 E X P A N D E D P A T H 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 S P O T L I G H T : C O M P O S I T E S PolyOne Corporation 15 C O M P O S I T E S R E F R E S H E R PolyOne Corporation 16 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 17 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 18 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 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 19 1. Leverage PolyOne’s global reach Phase 1 Phase 2 Phase 3 18-20% operating margins Invest in commercial resources I N V E S T - T O - G R O W P R O O F O F P E R F O R M A N C E PolyOne Corporation 23 Commercial Resources Operating Income ($ in millions) Operating Margins 243 340 At Acquisition Today $36 $96 At Acquisition Today 11% 20% At Acquisition Today Established Acquisitions (> 7 years) + 40% + 165% + 900 bps I N V E S T - T O - G R O W D R I V I N G T H E F U T U R E PolyOne Corporation 24 Commercial Resources Operating Income ($ in millions) Operating Margins 138 181 251 At Acquisition Today Goal $23 $25 $70 At Acquisition Today Goal 7% 8% 18-20% At Acquisition Today Goal Recent Acquisitions PolyOne Corporation 25 Average Company Size # of Possibilities Rationale 250 • Local to regional footprint • Niche technology focus • Concentrated customer base $50M–$200M 150 • Regional to global footprint • 1–3 specialty technologies • Diversified customer base >$200M 30 • Global footprint with local service • Diverse specialty technologies • Highly diversified customer & market portfolio S T R O N G P I P E L I N E D R I V E N B Y F R A G M E N T E D M A R K E T $0.16 $0.20 $0.24 $0.32 $0.40 $0.48 $0.54 $0.70 $0.78 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 Cumulative Share Repurchases (In millions) $0 $150 $300 $450 $600 $750 $900 2011 2012 2013 2014 2015 2016 2017 2018 2019 YTD $917M R E T U R N I N G C A S H T O S H A R E H O L D E R S O V E R $ 1 . 2 B I L L I O N S I N C E 2 0 1 1 PolyOne Corporation Increasing Annual Dividend 26 $0.81 PolyOne Corporation 27 W H Y I N V E S T I N P O L Y O N E ?

EXTRUDER Screw 3/4" to 6" Polyethylene type—Single flight, no mixing section, 1.5–2:1 compression ratio Tooling Semi-Pressure type: 30°–40° angle Die On size with 1/8" or less land L/D 24:1 recommended Screen Pack No screen pack (Optional depending on pressure) Cooling Trough 120–150°F (50–65°C) recommended Feeder Gravimetric type preferred—3 compartment for cross-linked Dryer Desiccant type, 4 hours at 160°F (70°C) For ECCOH™ compound only; never put Dry Silane in Dryers PROCESSING Temperature ECCOH 5000 Series ECCOH 6000 Series Wire Preheat 180–250°F (80–120°C) 180–250°F (80–120°C) Feed Zones 200°F (93°C) 275°F (135°C) Transition 275°F (135°C) 325°F (163°C) Metering 300°F (150°C) 375°F (190°C) Head/Die 330°F (165°C) 420°F (215°C) Target Melt 330–340°F (165–170°C) 420–440°F (215–225°C) Flame at Die Tip Yes—as needed Line Speed Shear sensitive: Observe Melt Temperature, Motor Amperage, and Pressure Purge Compound HDPE Copyright © 2020, Avient Corporation.

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. PVC PVC BARE PERFORMANCE Operating Temperature Range -55°C - 105°C Chemical Resistance P Flame Resistance P UV Resistance P Flex Properties P EXTRUSION FIBERS PROCESSES PRODUCTS PVDF BARE PERFORMANCE Operating Temperature Range -40°C - 140°C Chemical Resistance P Flame Resistance P UV Resistance P Flex Properties P PVDF MOVING HIGH PERFORMANCE FIBERS FORWARD LOCATIONS Headquarters, R&D, Manufacturing FIBER-LINE® LLC 3050 Campus Drive Hatfield, PA 19440 +1 215.997.9181 fiber@fiber-line.com Manufacturing Operations FIBER-LINE® LLC 280 Performance Drive SE Hickory, NC 28602 +1 828.326.8700 fiber@fiber-line.com EMEA & Asia Pacific Operations FIBER-LINE® INTERNATIONAL B.V.