PET SUPPLY MANUFACTURER D O G T O Y • Tear strength • Durability • Colorability • Formulation must not intentionally contain BPA, heavy metals, latex, natural rubber, phthalates, or SVHC (REACH) • Optimized material processing and tooling through technical services and application development support • Delivered a solution to address regulation and consumer safety concerns Versaflex™ Thermoplastic Elastomer KEY REQUIREMENTS WHY AVIENT?

Microsoft PowerPoint - Avient February IR Meetings AVIENT CORPORATION (NYSE: AVNT) F E B R U A R Y 1 7 - 1 8 , 2 0 2 1 I N V E S T O R M E E T I N G S H O S T E D B Y G O L D M A N S A C H S A N D M O R G A N S T A N L E Y DISCLAIMER Forward-Looking Statements 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. Whether an additional line at an existing manufacturing plant, or a new facility in a growing region, we ramp-up quickly and cost-efficiently. 25 Capex / Revenue 2021E (%) AVIENT IS ASSET LIGHT Avient Specialty Other 2 3 2 2 2 3 3 3 4 4 5 5 5 6 6 6 7 25 t (E xc l. D is t. ) LB Median: 5%Median: 3% Avient reflects 2021 estimated revenue of $4,100M and excludes one-time synergy capture CAPEX ($20M) Avient Specialty Other Free Cash Flow Conversion (1) 2021E (%) Being asset light helps us to generate strong free cash flow that is in line with specialty formulators.

Name of topic CARGO TRAILER MANUFACTURER T R A I L E R W A L L S & F L O O R • Replace metal sheet skin and framing on current trailer design • Reduce trailer weight and labor costs • Provide a reliable supply chain and quality control system • Provided an impact resistant and corrosion- proof composite material to prevent dents and rust • Reduced labor costs by delivering a customized three-layer composite with a polymer film to replace sheet metal and metal framing • Ensured supply chain reliability with fast delivery and quality control located in North America Polystrand™ APET Thermoplastic Composite Tri-ply Laminate KEY REQUIREMENTS WHY AVIENT?

DONGGUAN FYRNETICS F I R E A L A R M C O M P O N E N T S • Excellent conductive performance, EMI shielding • Excellent IR absorption • Quality stability • Formulated material to meet all customer’s CTQs and support sensor’s certification for sensitivity and accuracy • Provided shorter lead time than previous material supplier, plus excellent service to support material change • Tested surface resistivity using ASTM D257 method, achieving result of E3-E4 Stat-Tech™ ST7400-8010 ESD Formulations KEY REQUIREMENTS WHY AVIENT?

CABLE MANUFACTURER A E R I A L D R O P C A B L E J A C K E T • Pass clamp test requested by end customer • Strong UV resistance & mechanical performance • Excellent processing • Good fire performance to pass CPR class Cca / Dca • Low shrinkage (< 1%) • Exceeded material fire performance requirements and met all other performance criteria • Simplified supply chain with local manufacture in Europe • Enabled customer to run material at optimum processing conditions by providing support with machine set up ECCOH™ 5978 UV Formulation KEY REQUIREMENTS WHY AVIENT?

MAJOR W&C PRODUCER C A T E G O R Y C A B L E • Flame retardance • Replace fluorinated ethylene propylene (FEP) • High tensile strength and high elongation at break • Low dielectric constant (Dk) of 2.7-2.9 for data signal integrity • Satisfied stringent UL 444 requirements with an FEP alternative to achieve cost savings • Mitigated regulatory concerns with comprehensive technical support during testing and commercialization • Met required melt strength parameters for efficient profile extrusion Maxxam™ FR Flame Retardant Polyolefin Formulations KEY REQUIREMENTS WHY AVIENT?

CABLE MANUFACTURER A E R I A L D R O P C A B L E J A C K E T • Pass clamp test requested by end user • Strong UV resistance & mechanical performance • Excellent processing • Good fire performance to pass CPR class Cca / Dca • Low shrinkage (< 1%) • Exceeded material fire performance requirements and met all other performance criteria • Simplified supply chain with local manufacture in Europe • Enabled customer to run material at optimum processing conditions by providing support with machine set up.

CUTLERY MAKER P R E M I U M K I T C H E N K N I V E S • Replaced aluminum while providing the same premium weight and feel of a metal • Withstand dishwashing without the discoloration issues of aluminum handles • Streamlined the design and molding phase, working directly with the manufacturer • Enabled the customer to expand their product line, providing a dishwasher safe kitchen knife into the market Gravi-Tech™ Density Modified Material KEY REQUIREMENTS WHY AVIENT?

AFTERMARKET PARTS MANUFACTURER S I D E S T E P • High strength • Low moisture absorbance, reduced warpage • Pleasing cosmetic finish • Strong flexural modulus • Offered long fiber thermoplastic (LFT) with 3x the strength of the incumbent short fiber material without a need for retooling • Resolved major disadvantage of moisture uptake with a moisture-resistant PA66 LFT formulation • Facilitated part consolidation and design freedom • Modeled performance of long glass fiber design with advanced testing capabilities (FEA, moldflow, burnoff) Complēt™ Long Fiber Reinforced Structural Thermoplastics KEY REQUIREMENTS WHY AVIENT AVIENT SOLUTION STRENGTH + PART CONSOLIDATION LEARN MORE Copyright © 2023, Avient Corporation.

Complet LFT - Trail Bicycle Suspension Link PERFORMANCE CYCLING OEM T R A I L B I C Y C L E S U S P E N S I O N L I N K • Weight reduction to reduce cyclist fatigue • Structural strength and toughness capability • Endure repeated piston actions during use • Replaced aluminum to reduce weight 33% • Optimized design for metal-to-thermoplastic conversion • Conducted FEA performance analysis to confirm composite met specifications Complēt™ Long Carbon Fiber ETPU Composite KEY REQUIREMENTS WHY AVIENT?