In addition, at any time prior to delivery, Seller may pass through increased freight, transportation, or fuel surcharges, and/or duties, tariffs, or taxes imposed upon Seller in connection with the sale/shipment of the Product after order acceptance. Buyer hereby agrees that Seller may assign rights or delegate duties and/or subcontract the performance of Seller’s obligations hereunder and no additional consent of Buyer is required. No modification or addition to the contract shall occur by the acknowledgment or acceptance by Seller of a purchase order, acknowledgment, release or other form submitted by Buyer containing additional or different terms or conditions. 21.

CESA™ Nox Additives Stabilization PRODUCT SELECTION GUIDE Exposure to heat, shear and oxygen during processing causes the creation of free radicals from the polymer. CESA™ Nox additives target the free radicals, terminating the oxidation reactions and preserving the polymer properties through one or more processing steps or cycles, including recycling. CESA NOX – STANDARD OFFERINGS CESA Nox additives can be used in combination with other CESA masterbatches, and formulations can be customized for most applications.

CESA™ Extend Additives Chain Extension CESA EXTEND – STANDARD OFFERINGS PRODUCT SELECTION GUIDE POLYMER FAMILY MATERIAL PRODUCT NAME PRODUCT TYPE DOSAGE Nylon ABA0698501 CESA Extend 78501L Linear 1–6% Nylon ABA0698502 CESA Extend 78502X Branched 1–6% Polyester NBA0698490 CESA Extend 58490 Linear 1–6% Polyester NBA0820023 CESA Extend NBA0820023 Branched 1–6% Polycarbonate NCA0820004 CESA Extend 90032 Linear 1–6% Polycarbonate NCA0820005 CESA Extend 90033 Branched 1–6% TPU RUA0698460 CESA Extend 88460 Linear 1–6% TPU RUA0698455 CESA Extend 88455 Branched 1–6% CESA Extend additives can be used in combination with other CESA masterbatches, and formulations can be customized for most applications. CESA™ Extend additives are a technically advanced chemistry to boost the intrinsic viscosity (IV) of polycondensation polymers.

CESA™ Release Additives Lubrication PRODUCT SELECTION GUIDE CESA RELEASE – STANDARD OFFERINGS POLYMER FAMILY MATERIAL PRODUCT NAME DOSAGE Polyolefin PEA0820046 CESA Release PEA0820046 0.5–2.5% Polypropylene PPA0820053 CESA Release PPA0820053 0.5–2% Polyamide ABA0820031 CESA Release ABA0820031 1–3% Polyester NGA0820008 CESA Release NGA0820008 1–2% Polycarbonate NCA0820014 CESA Release NCA0820014 1–2% Styrenic SLA0820008 CESA Release SLA0820008 1–5% TPU RUA0820025 CESA Release 20025 0.5–2% CESA Release additives can be used in combination with other CESA masterbatches, and formulations can be customized for most applications. CESA™ Release additives prevent parts from sticking, which can result in improved part yields.

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.