CERTIFICATE OF INCORPORATION ON CHANGE OF NAME Company Number 3141094 The Registrar of Companies for England and Wales hereby certifies that under the Companies Act 2006: POLYONE CORPORATION UK LIMITED a company incorporated as private limited by shares, havingits registered office situated in England and Wales, has changed its name to: AVIENT MATERIAL SOLUTIONS UK LIMITED Given at Companies House on9th November 2021.

It also continued to offer its programming virtually to a geographically dispersed audience, including associates from the newly created Avient Protective Materials.

ColorMatrix™ Lactra Innovative Dairy Protection Engineered Materials for EV Batteries

Cesa™ WithStand™ SX Low Haze Antimicrobial Additives by Avient offer protection against the growth of bacteria, mold, or fungi and maintain visual Avient announces expansion to Cesa™ functional additives and NEUSoft™ TPU portfolios and will highlight its innovative material solutions for heal

Avient defines our Sustainability Portfolio in the eight ways in which we help our customers meet their innovation and sustainability goals through material science. Protecting Our Planet

Formulations for material performance over 300°F (150°C). Low-concern masterbatches that protect wire and cable from rats and termites

Together, it is our job to help protect the earth’s resources. Customs and Border Protection, and a member of the Canadian Border Services Agency Partners in Protection (PIP) program. Also, our CESA™ Additive Masterbatches are utilized for solar back sheets to enhance the halogen-free mono material structure and protect against voltage breakdowns.

Pro Forma Financial Information The Company acquired Avient Protective Materials (“Dyneema”) on September 1, 2022 (the “Acquisition Date”) and sold the Distribution segment on November 1, 2022. To provide comparable results, the company references “pro forma” financial metrics, which include the business results of Avient Protective Materials for periods prior to the Acquisition Date, as if the transaction occurred on January 1, 2021 and reflect Distribution as a discontinued operation. Our formulation expertise supports material science decisions, while our processing expertise guides customers to use the materials properly.

Swellcoat yarns are engineered to protect optical fibers against the damaging effects of water penetration in cable applications. Processing conditions can cause material properties to shift from the values stated in the information. 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 SUSTAINABILITY SPOTLIGHT The simplicity of installing Swellcoat yarns for fiber optic cable manufacturing reduces scrap and energy use without sacrificing protection against water penetration.

HOME | Contents | Message from the CEO | About Us | People | Products | Planet | Performance | Metrics | Index Sustainability Report | 2022 10 Avient Protective Materials On September 1, 2022, we completed the purchase of the protective materials business of DSM (including the Dyneema® brand), now called Avient Protective Materials. Avient Protective Materials worked with offshore wind farms to develop low pre-tension mooring systems made from Dyneema® DM20. With the addition of Avient Protective Materials, we also have 4 sites with ISCC Plus certifications.