Learn how to navigate past the pitfalls when selecting materials Edgetek™ ET9600 material allowed surface mount technology (SMT) for an innovative 3D antenna design Edgetek™ Formulations for 5G

Trendwatch™ Overcoming 5G Component Challenges (English) Edgetek™ Formulations for 5G Base Station Antenna Applications (English) Edgetek™ Formulations for 5G - Product Bulletin

These sustainable materials are also customizable, but changes to color or formulation to achieve application-specific needs will require the product carbon footprint to be recalculated. PRODUCT BULLETIN reSound RS0200-9001 80 reSound RS0200-9001 60 Manufacturing Plant Location Gaggenau McHenry Suzhou Gaggenau McHenry Suzhou Cradle-to-Gate PCF* -0.46 -0.40 -0.40 -0.09 -0.03 -0.02 Hardness, Shore A 80 60 Overmold Substrate PP, PE PP, PE TECHNICAL PROPERTIES COMPARISON TO ALTERNATIVES Greenhouse gas (GHG) emissions from cradle-to-gate production 1.844.4AVIENT www.avient.com Copyright © 2022, Avient Corporation. Processing conditions can cause material properties to shift from the values stated in the information.

IMPACT PROTECTION D E S I G N A N D M A T E R I A L S O L U T I O N S Avient Corporation 1 PROJECT KICK OFF B R I E F Application: Protective sports equipment Challenge: Provide functional material to protect against impact for chest protector Requirements: • Compact - reduce thickness and weight for improved comfort and functionality • Meet EN standards • EN1621-1 level 2 & EN1621-2 level 1 • Eliminate the use of foam and glue • Be waterproof and easy to clean • Sustainable • Easy to prototype & considers manufacturing efficiency Avient Corporation 2 VIBRATION DAMPING TECHNOLOGY (VDT) H O W D O E S I T W O R K ? Avient Corporation 3 Simplified Drop Test • 65g steel ball • Dropped from 305mm • Onto 3.175mm thickness flat samples Materials Tested • Standard TPE 30 Shore A • TPU alloy 60 Shore A • Damping TPE 32 Shore A VDT reduces bounce Avient Corporation 4 SIMULATION & CALIBRATION E N 1 6 2 1 - 1 L E V E L 2 Image courtesy of Airobag TV https://www.youtube.com/c/AirobagTV/videos Simulation of Impact A weight dropped onto protective element in contact with rigid substrate https://www.youtube.com/c/AirobagTV/videos Avient Corporation 5 SIMULATION & CALIBRATION E N 1 6 2 1 - 1 L E V E L 2 REFINING THE DESIGN D E S I G N A N D M A T E R I A L C O M B I N A T I O N Avient Corporation 6 • A number of different shapes and designs are created and simulated to determine which one works best • Refining to meet EN standard • VDT TPEs can help reach compliance with EN1621-1 level 2 and EN1621-2 level 1 • Optimum protection can be achieved by combining industrial design and engineering Avient Corporation 7 VALIDATION P R O T O T Y P I N G W I T H 3 D P R I N T I N G 3D Printing Validation -15% -10% -5% 0% 5% 10% Density Tensile Strength // Tear resistance // Rebound resilience 2mm 3D Printed VDT vs Injection Molded VDT can be 3D printed for concept evaluation early in the design process SUMMARY Avient Corporation 8 • Enabled a new, compact design with a customized VDT TPE formulation • Improved user comfort and functionality • Fulfilled EN standards • Reduced number of prototyping tools required • Reduced time spent in product development by 40 percent, enabling faster commercialization of product

Avient Launches Halogen-Free Flame-Retardant TPE Grades made with sustainable raw materials for USB-C Cable Jackets. Consumer electronic product brands and manufacturers are increasingly searching for material solutions to enhance the sustainability of their products and operations and to meet rising consumer demands,” says Matt Mitchell, global marketing director, Specialty Engineered Materials at Avient. Sustainable infrastructure solutions that increase energy efficiency, renewable energy, natural resource conservation and fiber optic / 5G network accessibility

Avient Introduces New Signal-Transparent TPEs to Enable High-Speed 5G Transmission Caption: Versaflex™ CE 3140 TPEs provide high-frequency signal transparency to enable 5G network speeds with less interference. Avient Expands 5G RF Material Portfolio with PREPERM™ Low-Loss Dielectric Thermoplastics

DSM Protective Materials material offerings to the highest levels on the performance spectrum of composites and engineered fibers." Sustainable infrastructure solutions that increase energy efficiency, renewable energy, natural resource conservation and fiber optic / 5G network accessibility

Homepage // News Center // Advanced Technologies and Sustainable Material Innovations from Avient Debut at Chinaplas 2024 Avient Corporation provides specialized and sustainable materials solutions that transform customer challenges into opportunities, bringing new products to life for a better world. Sustainable infrastructure solutions that increase energy efficiency, renewable energy, natural resource conservation and fiber optic / 5G network accessibility  

AVNT-2021.06.30-News Release 1 NEWS RELEASE FOR IMMEDIATE RELEASE Avient Announces Registration Details for December 9th Investor Day CLEVELAND – November 3, 2021 – Avient Corporation (NYSE: AVNT), a leading provider of specialized and sustainable material solutions, will host an Investor Day for investment professionals on Thursday, December 9, 2021, from 8:00 a.m. to 1:00 p.m., at the New York Marriott Marquis hotel. The slide presentations will be made available on this site as well, at the onset of the event. http://www.avient.com/investors 2 About Avient Avient Corporation (NYSE: AVNT), with expected 2021 revenues of $4.75 billion, provides specialized and sustainable material solutions that transform customer challenges into opportunities, bringing new products to life for a better world. 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 employs approximately 8,400 associates and is certified ACC Responsible Care®, a founding member of the Alliance to End Plastic Waste and certified Great Place to Work®.

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?