CLEVELAND – July 31, 2024 – Avient Corporation, a premier provider of specialty and sustainable materials solutions and services, is pleased to announce the launch of its latest mold release additive for high-temperature polymers. High-Temperature Resistance: Effective across a range of high-temperature polymers with a maximum service temperature exceeding 150°C, this additive meets the rigorous demands of various manufacturing environments For more information, visit https://www.avient.com.

LEADING ANTENNA MANUFACTURER A N T E N N A C O M P O N E N T S • Extremely tight performance tolerance • Dielectric performance of 3 – 7Dk • Ability to utilize existing injection molding machinery • High mold flow index (MFI) • On demand material delivery • Provided technical support throughout the development of multiple, highly technical materials • Formulated high quality materials that aligned with stringent specification, at a cost effective price • Provided order flexibility, allowing customer to order on demand • Collaborated across the supply chain, enabling customer to take a premium solution to market that can reduce maintenance and construction costs for end users Custom PREPERM™ Low Loss Dielectric Formulations KEY REQUIREMENTS WHY AVIENT? All Rights Reserved. https://www.preperm.com/

TOY GUN BRAND S C O P E • Excellent surface appearance • Low shrink performance • Reduce carbon emissions • Competitive price • Delivered good dimensional stability with a low water absorption level • Offered better performance and surface finish without visible fibers as compared with normal glass fiber-filled PA6 and PA66 • Formulated with 20-30% bio-based content, offering low product carbon footprint values to help meet the customers’ sustainability goal Customized Nymax™ BIO Bio-based Polyamide Solutions KEY REQUIREMENTS WHY AVIENT? All Rights Reserved. https://www.avient.com/products/engineered-polymer-formulations/sustainable-formulations/nymax-bio-bio-based-polyamide-solutions

Value information and price comparison of GLS™ TPE soft-touch grips for indoor applications Value information and price comparison of GLS™ TPE soft-touch grips for outdoor applications     Examine the technical details of our research study to test against microbial attack, including the efficacy of GLS™ TPES with antimicrobial additives

Product/Service Overview Product/Service Overview Product/Service Overview

ANPASSUNG DER BEDINGUNGEN; LIEFERUNG 9.1 Seller may change the price and/or terms of delivery and shipment at any time up until delivery, except where a written alternative pricing mechanism exists that is signed by Seller. Für Hinweise gemäß der Allgemeinen Datenschutzgrundverordnung (Regulation (EU) http://www.avient.com/ 19 2016/679) sollte der Käufer die Website des Verkäufers unter www.avient.com einsehen. 26. ANPASSUNG DER BEDINGUNGEN; LIEFERUNG 9.1 Seller may change the price and/or terms of delivery and shipment at any time up until delivery, except where a written alternative pricing mechanism exists that is signed by Seller.

Factors that could cause our actual results to differ materially from those implied by forward-looking statements are described in detail in Part l of the Form 10-K. FINANCIAL INFORMATION Security analysts and representatives of financial institutions are invited to contact: Joe Di Salvo Vice President, Treasurer and Investor Relations Phone: 1-440-930-1921 Email: giuseppe.disalvo@avient.com AUDITORS Ernst & Young LLP North Point Tower II, Suite 1800 1001 Lakeside Ave Cleveland, OH 44114 INTERNET ACCESS Information on Avient’s products and services, news releases, corporate governance, EDGAR filings, Reports on Forms 10-K and 10-Q, etc. as well as an electronic version of this annual report, are available on the Internet at www.avient.com.

With excellent temperature ratings and flame performance, these flame retardant polymers are used for insulation in low voltage cable systems, such as building wires, tray cables, and service entrance cables. 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 System Syncure XLPE S200FH Syncure XLPE S200FV Applications Building Wire, Tray Cable, Service Entrance Building Wire, Tray Cable, Service Entrance Specification UL 44 UL 44 Wire Type RHW-2, RHW, RHH, XHHW-2, XHH, XHHW, SIS RHW, RHH, RHW-2 Components 78% S1054A 22% SC5400-0002 RoHS MB ALT FR 50% S1054A 50% SC5400-0003 RoHS MB ALT FR Features Horizontal Flame, DBDPE-free VW-1, DBDPE-free General Properties Specific Gravity (g/cm3) 1.01 1.31 Hardness Shore D, 10sec 47 48 Gel % 68 70 Tensile Properties Tensile Strength (psi) 2800 3200 Elongation % 400 470 Tensile Retention % 95 100 Elongation Retention % 90 93 Electrical Dielectric Strength (V/mil) 1000 1200 Dielectric Constant 2.31 2.61 Dissipation Factor % 0.0012 0.0043 Thermal Temperature Rating °C 90 90 Heat Deformation % 10 5 TECHNICAL PROPERTIES

PDI MAKES NO WARRANTIES, EXPRESS OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE respecting PDI’s analytical services. Value-added services provided to AxioMed Spine Corp. by PDI include: • Performance optimization • Manufacturing improvements • Shortened time-to-market timeline • A clearer path for FDA submission The scientists at PDI offer exclusive value-added services and solutions. PDI has a track record of thorough, timely, and cost-effective service that remains the backbone of its service offering.

KEY BENEFITS OF USING COLORMATRIX LIQUID COLOR TECHNOLOGIES • Preapproved NSL and UL formulations assure regulatory compliance • Processing flexibility minimizes manufacturing disruptions • Precision dosing and ease of color change reduce downtime and increase quality output • Exceptional dispersion and color distribution improve aesthetics • Enhanced control eliminates color variability and provides batch-to-batch consistency • Cleaner, safer work area lessens employee stress and reduces risk • Global footprint alleviates concerns of material and technical service availability • Certified product development labs fully support material formulation, qualification and testing • A sustainability focus optimizes raw material usage and operational efficiencies, while providing energy reduction and lower overall use of TiO2 COMPARISON OF SOLID COLORANT VS LIQUID COLORANT COMPARISON OF DRY VS. Avient is a premier provider of specialized and sustainable material solutions and services that transform customer challenges into opportunities. Our range of world-class services includes: COLOR TECHNOLOGY Custom matching, saturated colors & special effects to fill market niches and eliminate secondary operations COLOR AND DESIGN SERVICES Trend and color insights, and product development assistance to optimize design and improve speed to market REGULATORY COORDINATION Aid with new product approvals to reduce regulatory overhead and minimize risk FIELD TECHNICAL SERVICE Support for tool design, startup and production optimization to gain manufacturing efficiencies SUSTAINABILITY Innovative materials and solutions to help you meet your sustainability goals EQUIPMENT AND SUPPORT Installation, training and dosing equipment, all customized to your needs