In order to meet demand and avoid delays, multiple PCR sourcing outlets are often necessary and multi-pass recycling is utilized, both of which can increase the risk of polymer degradation impacting mechanical properties and creating potential product safety issues due to food contact concerns. KEY CHARACTERISTICS • Helps transition to high levels of PCR • Facilitates transfer from one PCR to another • Considers mixed grades of PCR • Works with transparent, translucent and opaque colors • Globally available with local expertise MARKETS & APPLICATIONS • Recycled PET and polyolefins • Packaging and consumer products • Injection molding • EBM (monolayer bottles) 1.844.4AVIENT www.avient.com Copyright © 2022, Avient Corporation.

KEY CHARACTERISTICS • Available in standard metallic finishes or custom colors • Premium grade special-effect pigments • Uniquely formed particles provide an enhanced metallic effect • Molded-in color eliminates scratching or chipping • Cost effective replacement for painted, plated or metal parts MARKETS AND APPLICATIONS OnColor Brilliant Metallic Colorants add depth and vibrancy to: • Packaging, including premium cosmetics or luxury caps • Transportation, such as interior or exterior automotive trim and components • Consumer goods • Appliances www.avient.com Copyright © 2020, Avient Corporation.

This financial information can be found on the company's website at www.avient.com/investors. For more information, visit www.avient.com/. Investor Contacts

Para obtener mas información acerca de como Avient trata sus datos personales para estos servicios y sitios web externos, le pedimos que visite la Declaración de Privacidad de Avient Corporation, disponible en https://www.avient.com/company/policies-and-governance/avient-corporation-privacy-statement). Para obtener una copia de las Cláusulas, contacte con PRIVACY.OFFICER@AVIENT.COM. Será su responsabilidad utilizar el nivel de cuidado apropiado siempre que contacte con nosotros.

Our teams are available through your local commercial contact, directly at +1.844.4AVIENT, or visit www.avient.com. www.avient.com Copyright © 2020, Avient Corporation.

$0 For more information, visit www.avient.com. Investor Contacts

Leaders at our global facilities are in contact with local community leadership such as police and fire, labor safety organizations, local affiliates of global environmental regulatory agencies, local officials and/or trade unions and works councils. Our Code of Conduct is available in over 20 languages and can be found at: https://www.avient.com/company/policies-and-governance/code-conduct https://www.avient.com/company/policies-and-governance/code-conduct Our Ethics Hotline is available 24 hours a day, 7 days a week, by phone or web, for our associates and the community to report any concerns or make inquiries. https://www.avient.com/company/policies-and-governance/ca-transparency-act-disclosure https://www.avient.com/company/policies-and-governance/europe-modern-slavery-and-human-traffickingstatement https://www.avient.com/company/policies-and-governance/europe-modern-slavery-and-human-traffickingstatement https://www.avient.com/sites/default/files/2020-10/supplier-code-of-conduct.pdf

A reconciliation of each historical non-GAAP financial measure with the most directly comparable GAAP financial measure is attached to this presentation, which is posted on our website at www.avient.com. Manager Equipment Control - KLM-Martinair Avient Corporation 60 18 27 0 5 10 15 20 25 30 35 40 45 50 2023 2026 2029 2032 EMEA APAC Americas 11% CAGR 38 49 53 58 30 35 40 45 50 55 60 2023 2026 2029 2032 Source: NHTSA, Reuters Source: BloombergNEF Global Offshore Wind Installations M ile s Pe r G al lo n An nu al In st al la ti on s (in G ig aw at ts ) 1. Per Carlsson, Manufacturing and Operations CUSTOMER TESTIMONIALS Avient Corporation 71 50 90 0 20 40 60 80 100 2022 2030 Medical Plastics Market Size PRESERVE – TAKEAWAY Protecting Human Life and Enabling Connectivity Drives Growth Projections Examples Covered Today 56% Other Applications 44% 2022 $525M (i n $B ill io ns ) 8% CAGR 34% CAGR 5G Infrastructure Market Size 12 92 0 10 20 30 40 50 60 70 80 90 100 2023 2024 2025 2026 2027 2028 2029 2030 (in $ B ill io ns ) Source: Grand View Research Source: Global Data Summary Jamie Beggs Senior Vice President and Chief Financial Officer Avient Corporation 72 OUR SUSTAINABILITY REPORT Avient Corporation 73 Avient Corporation 74 2030 SUSTAINABILITY GOALS Avient Corporation 75 PERFORMANCE AND RECOGNITION 1 2 5 ESG Ratings Performance ESG Awards and Certifications top 13% 94th percentile Avient Corporation 76 SUSTAINABILITY INNOVATION AWARDS Ultra-Low Carbon Footprint TPE Innovation Award, Finalist: Plastics Industry Association PCR Colorants + Additives Sustainable Packaging Innovation, Finalist: U.S.

  • Stable and controlled dielectric constant - from 2.6 to 23 • Very low losses even at mmWaves • Isotropic material - no glass fibers • Can be injection molded and machined APPLICATION BULLETIN STABLE RF PROPERTIES OVER A WIDE FREQUENCY RANGE 0 ,0 2 ,0 4 ,0 6 ,0 8 ,0 1 0 ,0 1 2 ,0 0 1 0 2 0 3 0 4 0 5 0 6 0 D ie le ct ri c co n s ta n t F re que nc y [G H z ] P R E P E R M ® P P E 95 0 P R E P E R M ® P P E 80 0 P R E P E R M ® P P E 44 0 P R E P E R M ® P P E 32 0 P R E P E R M ® P P E 26 0 LOW LOSSES UP TO mmWAVE FREQUENCIES* BATCH-TO-BATCH STABILITY DURING PRODUCTION * Measurements performed at VTT Technical Research Centre of Finland Ltd in 2018. D ie le ct ri c co ns ta nt Lo ss ta ng en t D ie le ct ri c co ns ta nt Frequency [GHz] Frequency [GHz] Pallet number (1250 kg/pallet) PREPERM™ PPE950 PREPERM™ PPE800 PREPERM™ PPE440 PREPERM™ PPE320 PREPERM™ PPE260 -- Dielectric constant target -- +/- 2% 3 ,7 6 3 ,7 8 3 ,8 0 3 ,8 2 3 ,8 4 3 ,8 6 3 ,8 8 3 ,9 0 3 ,9 2 3 ,9 4 0 1 2 3 4 5 6 7 8 D ie le ct ri c co n s ta n t P a lle t numbe r (1 2 5 0 k g/pa lle t ) D ie le c t ric c o n s t a nt t a rge t +/ - 2 % 0 ,0 0 0 0 ,0 0 2 0 ,0 0 4 0 ,0 0 6 0 ,0 0 8 0 ,0 1 0 0 1 0 2 0 3 0 4 0 5 0 6 0 L o s s t a n g e n t F re que nc y [G H z ] P R E P E R M ® P P E 95 0 P R E P E R M ® P P E 80 0 P R E P E R M ® P P E 44 0 P R E P E R M ® P P E 32 0 P R E P E R M ® P P E 26 0 0 ,0 0 0 0 ,0 0 2 0 ,0 0 4 0 ,0 0 6 0 ,0 0 8 0 ,0 1 0 0 1 0 2 0 3 0 4 0 5 0 6 0 L o s s t a n g e n t F re que nc y [G H z ] P R E P E R M ® P P E 95 0 P R E P E R M ® P P E 80 0 P R E P E R M ® P P E 44 0 P R E P E R M ® P P E 32 0 P R E P E R M ® P P E 26 0 0 ,0 0 0 0 ,0 0 2 0 ,0 0 4 0 ,0 0 6 0 ,0 0 8 0 ,0 1 0 0 1 0 2 0 3 0 4 0 5 0 6 0 L o s s t a n g e n t F re que nc y [G H z ] P R E P E R M ® P P E 95 0 P R E P E R M ® P P E 80 0 P R E P E R M ® P P E 44 0 P R E P E R M ® P P E 32 0 P R E P E R M ® P P E 26 0 Copyright © 2022, Avient Corporation. This literature shall NOT operate as permission, recommendation, or inducement to practice any patented invention without permission of the patent owner. 1.844.4AVIENT www.avient.com

A reconciliation of each historical non-GAAP financial measure with the most directly comparable GAAP financial measure is attached to this presentation which is posted on our website at www.avient.com. Capacity below 6GHz 5G mm-wave capacity Demand (GB/mo) B B B B B B B B Future Revenue Growth Assumptions Avient Corporation 86 Growth in Asia, Latin America Woon Keat Moh Regional View Avient Corporation 87 U.S. & Canada 50% EMEA 25% Asia 16% Latin America 9% AVIENT GEOGRAPHY REVENUE REGIONAL ECONOMIC GROWTH 0% 1% 2% 3% 4% 5% 6% 7% 2022 2023 2024 2025 GDP, Percent Change U.S. We expect this expansion to continue as we execute our strategy, increase margins and consistently grow earnings in excess of the market. 6.5 9.0 11.2 17.7 16.7 15.5 15.3 14.5 12.2 25.7 25.5 13.5 12.2 10.7 9.8 8.6 8.5 6.9 6.2 A vi e n t (2 0 1 1 ) A vi e n t (2 0 1 6 ) A vi e n t (2 0 2 1 ) K W R P P G A V Y R P M G C P F U L H X L E C L A S H F M C B N R S C L E M N U N V R C E H U N Source: Peer data per Bloomberg market data as of December 2, 2021 Total Enterprise Value / 2021E EBITDA Avient 2011 and 2016 valuations reflect trailing 12 months EBITDA at December 31 of the respective years.