ABRE Sustainability Forum to Include Highlights from Avient’s Sustainable Color and Additives Solutions The Avient Color and Additives team for LATAM will showcase sustainable solutions and services for consumer goods and packaging at the ABRE Sustainabi Avient Corporation addresses major trends and challenges in the polymer industry at Chinaplas 2024 with innovative colorants, additives, and services

Colorant Chromatics High Temperature Formulations - Product Selection Guide Avient healthcare solutions, qualifications and USP Class VI Colors Automotive Solutions - Colorants, Additives, Advanced Composites, Engineered Polymers, Elastomers, Vinyl, Polyolefins

These reSound BIO TPEs have an opaque natural color and offer excellent colorability, just like prime TPEs. This tone allows the materials to showcase a natural aesthetic or be colored to match design specifications with traditional TPE colorants or sustainable color options from Avient. Brand owners continue to seek ways to be more environmentally responsible and these new bio-polymers were developed to help them achieve those goals,” said Matt Mitchell, director, global marketing, Specialty Engineered Materials at Avient.

Avient acquired the Clariant Color business on July 1, 2020 (the “Acquisition Date”). GDP Growth Avient Historic Growth Future Growth Assumptions Global Avient: 2.7% Asia / LATAM: 5.0% Source: International Monetary Fund, World Economic Outlook Database (April 2021) 12% organic CAGR Figures above include relevant sustainable solutions, healthcare and composites sales Avient Corporation 120 8-10% (5% CAGR excluding Sustainable Solutions) Summary: Long-term Revenue Growth Drivers Avient Corporation 121 2021 Sales Estimate (Drivers) Overlap 2021 Sales Estimate Annual Growth Sustainable Solutions 930 - 930 8–12% Healthcare 685 (45) 640 8–10% Composites 260 (80) 180 10% Asia / LATAM 1,150 (310) 840 5% Other (GDP growth) 2,160 2–3% Avient $4,750 6.5% EBITDA Margin Expansion Goals CAI SEM • Continued portfolio transformation to high- growth end markets and sustainable solutions • Clariant Color synergy realization • Investments in composites and outdoor high performance applications drive growth and mix improvements Avient Corporation 122 17.0% 1.6% 1.0% 0.4% 2021E Synergies Sustainable Healthcare Goal 17.6% 0.9% 1.1% 0.4% 2021E Composites Sustainable Healthcare Goal Sustainable Path to Double Digit Earnings Growth Avient Corporation 123 Long-Term Sales Growth Rate Sustainable Solutions 8–12% Healthcare 8–10% Composites 10% Asia / LATAM 5% Other (GDP growth) 2–3% Avient 6.5% 10%+ Adjusted EBITDA growth 15%+ Adjusted EPS growth An Investment in Sustainable Growth Bob Patterson Avient Corporation 124 M&A Brings Avient New Technologies Avient Corporation 125 Technology Acquisition Technology Acquisition Thermoplastic Elastomers Liquid Color Concentrates & Additives Continuous Fiber Thermoplastic Composites Silicone Colorants & Formulations High-temperature Polymers & Fluoropolymers Long Fiber Reinforced (LFT) Thermoplastic Composites Fiber Solutions Water-based Inks Fiber & Healthcare Expertise, Liquid Additive Processing Aids, FR Additives, Recycling Innovations & More $133 $205 Clariant Color: Transformational Acquisition 126 Clariant Color EBITDA Growth Purchase Price Multiple 10.8x 7.0x 6.0x 2019PF 2021E 2021E w/ Full • Acquisition of Clariant Color business significantly expanded presence in healthcare, packaging and consumer end markets • Strength of portfolio – double-digit annual EBITDA growth since acquisition • On-track to realize $52 million of expected synergies in 2021 • Acquisition completed on July 1, 2020 for $1.45 billion. D tr ib u tio 2021 Expansion Goals With the Clariant Color business acquisition and divestment of the PP&S business, our exposure is now concentrated in less-cyclical and high-growth markets.

Our healthcare-compliant polymer solutions, including durable, disinfectant-resistant thermoplastics, soft-touch elastomers, pre-tested medical-grade colorants, and performance-enhancing functional additives, can enhance comfort and device usability. Color Cosmetics Learn more about how Avient's medical-grade polymers, colorants and additives can enhance effectiveness and safety.

FDA/EU compliance information available upon request Mevopur™ Healthcare Colorants and Formulations for Ophthalmic Closures The Mevopur™ range of standard concentrates for closures used with ocular (ophthalmic) medicines matches the color standards from the American Academy of Ophthalmology (AAO). Custom pre-colored formulations can be developed in other resins upon customer request. For containers/bottles, Avient also offers Remafin™ EP White Colorants, available in low density and high density PE and PP resins.

AVINENT COLORANTS BRASIL

ColorMatrix™ Fiber Colorant Solutions combine colorants and specialized melt spinning equipment to provide an adaptive, innovative system for coloring polyester fiber. president, Color, Additives and Inks at is a premier provider of specialized polymer materials, services and solutions.

Avient colorants for TPU applications are specifically designed to reach high quality standards. ONCOLOR™ COLORANTS FOR WIRE & CABLE Key Features • A color range for unfilled TPU, providing good opacity at low addition levels • Includes colors for filled, non-halogen flame retardant TPUs that are designed to enhance color strength • The same color concentrate reference can be used for both unfilled and filled TPU resin, minimizing inventory • Custom solutions can be formulated for charging cables to help maintain performance including good weather and hydrolysis resistance as well as providing high color strength for bright colors • Compared to regular colorants, OnColor™ Colorants for wire and cable can help reduce dosing levels and maximize the original properties of the TPU material PRODUCT BULLETIN 1.844.4AVIENT www.avient.com Copyright © 2024, Avient Corporation. They provide excellent contrast for dark or light colors with high resistance to external friction or chemicals • Smartbatch™ Combination Colorants & Additives: Combines colorants and performance enhancing additives in a single formulation for easier dosing. e.g., long-term light stabilization additive and custom color in one pellet.

REFORM DESIGN LAB B I O - B A S E D D E S I G N F U R N I T U R E • Matt black color in cellulose fiber filled PLA • 3D-printable material • Possible outdoor use • Fast development to adapt to online requests • Developed custom products that fulfill color, appearance, UV stabilization and material requirements • Provided fast support to answer evolving online demands • Offered small and flexible quantities and suggestions for further colors OnColor™ custom masterbatch and engineered material KEY REQUIREMENTS WHY AVIENT? AVIENT SOLUTION MATERIAL KNOWLEDGE + FLEXIBILITY LEARN MORE © 2022, Avient Corporation, All Rights Reserved https://www.avient.com/products/polymer-colorants/high-temperature-color-concentrates/renol-concentrates-non-olefins