© 2019, All Right Reserved Avient Corporation, 33587 Walker Road, Avon Lake, Ohio USA 44012 TRANSPORTATION LIGHTING SUPPLIER H E A T S I N K F O R H I G H P O W E R L E D • A material to replace aluminum • High thermal conductivity - 20 W/mK • Electrically conductive • Increase production rate by 50%, as three secondary operations were eliminated • Reduced the weight of each part by 30% • Collaborated with the customer to participate in the SPE Automotive Innovation Awards Therma-Tech™ TT6600-5001 EC Grey KEY REQUIREMENTS WHY AVIENT? THERMAL + ELECTRICAL CONDUCTIVITY LEARN MORE AVIENT SOLUTION LEARN MORE © 2020, All Right Reserved Avient Corporation, 33587 Walker Road, Avon Lake, Ohio USA 44012 https://www.polyone.com/products/engineered-polymer-formulations/conductive-signal-radiation-shielding-formulations/therma Transportation lighting supplier

AUTOMOTIVE OEM H E A T S H I E L D C O M P O N E N T F O R L E D H E A D L A M P • The material needed to solve a hot spot issue • A PA based grade • High thermal conductivity - 20 W/mK • Electrically conductive • Improved the parts long-term outdoor performance • Improved processability compared to high temperature plastics, reducing tooling costs • Reduced part weight by 37% than the previous metal part, providing the customer with a more economical solution Customized PA based grade KEY REQUIREMENTS WHY AVIENT? THERMAL + ELECTRICAL CONDUCTIVITY AVIENT SOLUTION LEARN MORE © 2020, All Right Reserved Avient Corporation, 33587 Walker Road, Avon Lake, Ohio USA 44012 https://www.polyone.com/products/engineered-polymer-formulations/conductive-signal-radiation-shielding-formulations/therma Automotive OEM

Electrically Conductive Additives for Silicone Enhance silicone materials with a range of electrical conductivity and lower filler loadings suitable for wearable medical device and electrical stimulation applications. Silicone Formulations Leverage customization opportunities for fully formulated silicone solutions that shorten development cycles and streamline operations for medical equipment components. Copyright © 2024, Avient Corporation.

ANTENNA MANUFACTURER P H A S E S H I F T A N T E N N A • Achieved miniaturization through customized high dielectric constant (Dk) materials • Offered high Dk grades with superior processing window and stability compared to lower Dk ( < Dk6.0) grades • Verified dimensional and electrical stability would also meet needs of navigation system substrate to streamline sourcing Edgetek™ Formulations for 5G KEY REQUIREMENTS WHY AVIENT? AVIENT SOLUTION HIGH DK PERFORMANCE LEARN MORE Copyright © 2021, Avient Corporation. All Rights Reserved. • Stable electrical performance ( +/- 0.1) • Good surface finish to prevent lamination issues • Relatively wide processing window • Dimensional and electrical stability https://www.avient.com/products/engineered-polymer-formulations/conductive-signal-radiation-shielding-formulations/edgetek

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Continuous filament wound tubes also provide excellent electrical insulation for construction applications. Avient’s reinforced composite technologies use carbon, glass and aramid fibers with custom formulated thermoset or thermoplastic resins in continuous forming processes Avient Design

Nevertheless, Avient is evaluating a variety of approaches to implement climate related scenario analysis and plans to conduct the analysis beginning in 2021. RE100 Please explain (including target coverage) 38% of Avient’s electricity demand globally was from renewable sources in 2020, up from 0.69% in 2019. RE100 Please explain (including target coverage) 38% of Avient’s electricity demand globally was from renewable sources in 2020, up from 0.69% in 2019.

Avient Announces Second Quarter 2025 Results... Avient Announces Quarterly Dividend... Avient To Hold Second Quarter 2025 Conference Call...

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Maxxam™ REC, Maxxam™ BIO, and Nymax™ BIO grades: An expanded portfolio of recycled and bio-based polyolefin and polyamide formulations now manufactured in Europe. These grades can offer a more sustainable alternative to traditional grades while still achieving performance requirements in many applications and industries, including transportation, industrial, consumer, electrical and electronic, and building and construction. About Avient