Advanced Composites Explained Glasforms Composite Profiles Cesa™ Fiber Additives for Heat Preservation (Traditional Chinese language version)

Advanced Composites Explained Glasforms Composite Profiles Cesa™ Fiber Additives for Heat Preservation (Traditional Chinese language version)

DIVING BOARD SPRING D I V I N G B O A R D S P R I N G P O O L D E C K E Q U I P M E N T M A N U FA C T U R E R • Non-corrosive alternative to steel springs to prevent rust, degradation and staining of pool decks • Flexible and durable to prolong product life • Provided a corrosion-proof composite material to prevent rust stains on pool decks • Delivered a custom-shaped compression molded spring capable of deep deflection and high fatigue resistance for extended product life • Reduced weight by 75% compared to steel, resulting in lower shipping and installation costs Gordon Composites™ Molded Unidirectional Thermoset Barstock KEY REQUIREMENTS WHY AVIENT? https://www.avient.com/products/advanced-composites/pultrusion-and-continuous-filament-winding-technology/advanced-composite-springs

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 is a certified ACC Responsible Care® and a founding member of the Alliance to End Plastic Waste. Operational Excellence Empowers us to respond to the voice of the customer with relentless continuous improvement. GUIDANCE DEBT / LEVERAGE R EDUCTION • Completed sale of Distribution and paid down $750M of debt in November • Strong free cash flow in fourth quarter reduced leverage and enabled paydown of additional $200M of debt • Fixed/Floating Debt Ratio 63/37 • Proven track record of deleveraging following acquisitions through consistent free cash flow generation $725 $725 $725 $575 $500 $400 $600 $525 $425 $650 $650 $650 $600 $2.40B $2.20B 2030 Notes 2029 Term Loan 2026 Term Loan 2025 Notes After Distribution Divestiture Year-End 8 Year-End Leverage 3.8x 3.1x 2.9x 2023 Notes After Avient Protective Materials Acquisition $3.15B 20 22 TRA NSF OR MATI ONAL PORTFOLI O ENHA NC EMENTS 9 EBITDA margins expanded from 12% to 16% Diversified end markets with reduced exposure to more cyclical industries Dyneema® Acquisition $1.48B acquisition strengthens composites platform Significantly improved EBITDA margins $950M divestiture results in 100% specialty sales Strong exit multiple of 10x TTM EBITDA despite market volatility Distribution Divestiture Improved Portfolio G ROW I NG C OM PO SI T ES P LAT F OR M C O NT R I BU TI O NS TO S EM S EG ME NT 10 Note: 2022 is pro forma for Avient Protective Materials 2016 Sales 2022 Sales Advanced Composites 51% $560M $1,300M Advanced Composites 9% C O M P O S I T E S P O R T F O L I O D Y N E E M A ® E X P A N D S O U R E N G I N E E R E D F I B E R S A N D T A P E S T E C H N O L O G Y LFT Tapes Laminates/Panels Shapes Pultrusion Engineered Fibers 11 ADVA NC ED C OM POSI TES PERFORMA NCE 12 (1) Pro forma for the acquisition of Avient Protective Materials Sales $51 $84 $212 $668 2016 2018 2020 2022 $4 $10 $41 $169 2016 2018 2020 2022 EBITDA (1) (1) ($ in millions) PORTFOLIO EVOLUTION AND EPS EXPANSION 13 Adj.

Advanced Composites Explained GLS Thermoplastic Elastomer based impact modifier used to increase stiffness, lower weight and reduce cost for a storage tote WillowWood meets prosthetic patient needs with advanced composites

Bottled water continues to grow globally, and packaging can help elevate consumer perceptions of premium water products. Continuous Glucose Monitors (CGM) Advanced Mobility Composite Structures

Net income from continuing operations Continuing operations Continuing operations

We have achieved significant growth in sustainable solutions, healthcare and composites in 2021.  Sustainable infrastructure solutions that increase energy efficiency, renewable energy, natural resource conservation and fiber optic / 5G network accessibility Continuing operations

Throughout the show, attendees can also explore the chemically-resistant technology of Versaflex™ HC Thermoplastic Elastomers series HC3810. The wide range of translucent grades offers excellent colorability for injection molded parts and over-molding thanks to outstanding bonding to various thermoplastics, including Trilliant HC Healthcare Formulations. Sustainable infrastructure solutions that increase energy efficiency, renewable energy, natural resource conservation and fiber optic / 5G network accessibility

These new grades are developed to enhance the performance of thermoplastic polyurethane (TPU) film-laminated products and devices in applications where combating microbe development is highly important.   Dyneema®, the world’s strongest fiber™, enables unmatched levels of performance and protection for end-use applications, including ballistic personal protection, marine and sustainable infrastructure and outdoor sports Sustainable infrastructure solutions that increase energy efficiency, renewable energy, natural resource conservation and fiber optic / 5G network accessibility