Cesa™ WithStand™ SX Low Haze Antimicrobial Additives PRODUCT BULLETIN Cesa™ WithStand™ SX Low Haze Antimicrobial Additives counteract bacteria, fungi, and microbes to enhance the performance of clear polycarbonate or plexiglass applications that require visual clarity. KEY CHARACTERISTICS • Patented next-gen formulation that can preserve visual clarity and aesthetics in applications using recycled content • Reduces bacterial, mold, and fungal growth on the surface and through the thickness of the plastic part • Helps reduce odor, staining, discoloration, and loss of mechanical properties • Available for various processes including extrusion, injection molding, blow molding, rotational molding, and thermoforming MARKETS & APPLICATIONS These antimicrobial additives are well-suited for clear polycarbonate or plexiglass applications using recycled resin including: • Electronics • Packaging • Consumer goods • Protective shields and sneeze guards • Plexiglass windows or panels • Clear phone or tablet cases • Modular office construction • Point-of-purchase screens • Touchscreen information kiosks • Transportation infotainment screens 1.844.4AVIENT www.avient.com Copyright © 2025, Avient Corporation.

Confidential 5 Avient IT Department Information Systems Use Policy September 1, 2021 QUESTIONS AND ADDITIONAL INFORMATION For additional details regarding cybersecurity and incidence response, please refer to Avient’s Cyber and Data Incident Response Policy. http://polynet/ethics/Portals/23/documents/Cyber%20and%20Data%20Incident%20Response%20Policy/Cyber_Incident_Response_Policy-September%202018_EN%20-%20v1.pdf http://polynet/ethics/Portals/23/documents/Cyber%20and%20Data%20Incident%20Response%20Policy/Cyber_Incident_Response_Policy-September%202018_EN%20-%20v1.pdf Confidential 6 Avient IT Department Information Systems Use Policy September 1, 2021 APPENDIX A: DEFINITIONS In addition to those terms defined within the body of this Policy, the following definitions are used: “Avient Data” – includes (a) all data and information generated, stored, collected, or processed by Avient through Information Systems; (b) all information under the control of Avient and originating from, belonging to, or received from customers, suppliers, or third parties; (c) all data and information regarding intellectual property of Avient; and (d) purely intra-Avient information connected to individual employees, such as Information System usernames, passwords, and company ID. Information Systems Use Policy Information Systems Use Policy Purpose Scope Usage Expectations for Use of Information Systems Prohibited Uses of Information Systems Personal Use Social Media Enforcement and Monitoring Questions and Additional Information Document Change and Review History Appendix A: Definitions

We are a premier provider of specialty polymer formulations, color and additive systems, packaging solutions, and polymer distribution. Avon Lake, OH 44012 Colors, Additives & Inks A leading provider of specialized custom color and additive concentrates in solid and liquid form for thermoplastics, dispersions for thermosets, as well as specialty inks, plastisol, and vinyl slush molding solutions. Facility Locations & Businesses Berea, OH; Color Matrix Bethel, CT; Colorant Chromatics Elk Grove, IL; Color and Additives Glendale, AZ; Color and Additives Lockport, NY; Color and Additives Kennesaw, GA; Specialty Inks & Coatings La Porte, IN; Sil Co Tec Lehigh Valley, PA; Color and Additives Massillon, OH; GSDI Mountain Top, PA; Specialty Coatings North Baltimore, OH; Specialty Coatings Norwalk, OH; Color and Additives St.

In addition, operating income before special items and adjusted EPS are components of various PolyOne annual and long-term employee incentive plans I N V E S T O R D A Y A G E N D A M A Y 1 0 , 2 0 1 8 PolyOne Corporation 5 8:00 WELCOME BREAKFAST 9:00 Introduction: Bob Patterson 9:45 Investing for Growth: Michael Garratt Commercial Resources Innovation Service 10:15 SEGMENT REVIEWS PolyOne Distribution: Scott Horn Specialty Engineered Materials: Michael Garratt BREAK (10 MINUTES) SEGMENT REVIEWS (CONTINUED) Performance Products & Solutions: Don Wiseman Color, Additives & Inks: Mark Crist 11:40 Mergers & Acquisitions: Joel Rathbun 12:00 Financial Review: Brad Richardson 12:20 Conclusion/Q&A: Bob Patterson 1:00 LUNCH Bradley C. Garratt Senior Vice President & Chief Commercial Officer João José San Martin Neto Senior Vice President and Chief Human Resources Officer Cathy Dodd Vice President Marketing Mark Crist Senior Vice President, President of Color, Additives & Inks Lisa Kunkle Senior Vice President, General Counsel & Secretary Chris Murphy Vice President, Research & Development, Chief Innovation Officer T H E L E A D E R S B E H I N D T H E T E A M PolyOne Corporation 6 Robert M.

Avient Colorants Sweden AB Järnyxegatan 7 Box 9053 200 39 Malmö Sweden Scope Avient CAI Design and manufacture of colour and additive concentrates and specialty compounds for the Healthcare and Medical device market.

WITH ADDITIONAL FACILITIES LISTED ON THE ATTACHED ANNEX) has been assessed by ABS Quality Evaluations, Inc. and found to be in conformance with the requirements set forth by: RCMS®:2013 (Option 2) The Environment, Health, Safety and Security Management System is applicable to: Design and Manufacture of Plastic Compounds Certificate No: 55543 Effective Date 21 December 2017 ABS Quality Evaluations, Inc. 16855 Northchase Drive, Houston, TX 77060, U.S.A.

What is Classed as Recycled Content Infographic_Select GLOSSARY OF TERMS POST- CONSUMER RECYCLE (PCR) TRADITIONAL BLACK MASTERBATCH AVIENT ONCOLOR™ IR SORTABLE BLACK MASTER- BATCH RETAIL/ CONSUMER RECLAIMER LANDFILL MATERIAL MANUFACTURER RECYCLE VALUE CHAIN BLACK PACKAGING Material Manufacturer - Raw material suppliers or processors who produce materials ready for manufacturing Masterbatch - A solid or liquid additive used for coloring plastics Retail/Consumer - End user Reclaimer - Local recycling center for consumer goods Post-Consumer Recycle (PCR) - Materials derived from polymers reclaimed at the end of their lifecycle that have been through waste treatment Landfill - Infrastructure with highly engineered containment systems that act as a safe and permanent repository for waste material that cannot be reused or recycled

S H A M P O O B R A N D P E T B O T T L E F O R H A I R C A R E • Customized color and anti-UV combination • Provided quick response and local service • Simplified processing without additional equipment investment • Increase innovation capabilities and brand aesthetics OnColor™ Frost PET Effect KEY REQUIREMENTS WHY AVIENT?

MUSIC ACCESSORIES OEM G U I T A R P I C K S • Achieve colors that provide enhanced visibility in low-light environments • Shorten the product development time to accelerate speed to market • Create a framework of accessibility-focused picks that meet quality and performance standards • Provided onsite exploration using color theory and trend research to develop three color options for use in dimly lit environments or by people with low vision • Expedited the process with rapid color matching, iterations, and approvals, allowing time for additional matches to be explored • Developed specific colors that met all quality standards and offered unique, vibrant, and fun options ColorWorks™ Design Center, Phoenix, AZ KEY REQUIREMENTS WHY AVIENT?

F -27, MIDC, Ranjangaon, Taluka – Shirur, Pune Maharashtra 412220 India Hold this Opinion Statement No. 798019/2023 The Organization has demonstrated that they have followed the guidelines provided for Good Manufacturing Practices as per the ICHQ7 guidelines in their organization for the following Business activity: Research and Development, Manufacture of Color additives, Concentrates and Specialty Formulations for intended use in pharma and other industries Theuns Kotze, Managing Director – IMETA Assurance Last Audit Date: 31.10.2023 BSI Group India Private Limited T: +91-4762-9000 (CIN U74899DL1999PTC101381 info.in@bsigroup.com The Mira Corporate Suites bsigroup.com/en-IN Plot 1&2, Ishwar Nagar, Mathura Road New Delhi-110065, India