TERMS AND CONDITIONS These Terms and Conditions govern the sale of Products to another (“Buyer”) by Avient Corporation and its affiliates (“Seller”). 1. Kupujúci skontroluje výrobok okamžite po doručení, či nie je 1. Všeobecné obchodné podmienky (1. apríla 2024) Terms and Conditions (April 1, 2024)

TERMS AND CONDITIONS These Terms and Conditions govern the sale of Products to another (“Buyer”) by Avient Corporation and its affiliates (“Seller”). 1. If a present or future law, governmental decree, order, regulation, or ruling under any existing or future legislation prevents Seller from increasing or revising the price as provided in the contract, or nullifies or reduces any price or price increase hereunder, upon written notice from one to the other, Seller and Buyer will attempt to identify mutually agreeable changes to conform the contract with such law, decree, order, regulation, or ruling. Términos y Condiciones (1 de diciembre de 2024)

WARUNKI Niniejsze Warunki regulują sprzedaż Produktów na rzecz drugiej strony („Kupujący”) przez Avient Corporation i jej podmioty powiązane („Sprzedający”). 1. By making a purchase order to Seller, Buyer confirms the foregoing to Seller. 1. Terms and Conditions (October 1, 2024) Warunki (1 października, 2024 r.)

Forward-looking statements give current expectations or forecasts of future events and are not guarantees of future performance. Investor Relations, Giuseppe (Joe) Di Salvo, Vice President, Treasurer and Investor Relations, Avient Corporation, +1 440-930-1921, giuseppe.disalvo@avient.com; Media, Kyle G. Rose, Vice President, Marketing and Communications, Avient Corporation, +1 440-930-3162, kyle.rose@avient.com

Forward-looking statements give current expectations or forecasts of future events and are not guarantees of future performance. Investor Relations Contact: Giuseppe (Joe) Di Salvo, Vice President, Treasurer and Investor Relations, Avient Corporation, +1 440-930-1921, giuseppe.disalvo@avient.com, or Media Contact: Kyle G. Rose, Vice President, Marketing and Communications, Avient Corporation, +1 440-930-3162, kyle.rose@avient.com

added, "Most importantly, we are confident in our future earnings growth potential.   Forward-looking statements give current expectations or forecasts of future events and are not guarantees of future performance. Rose, Vice President, Corporate Communications, Avient Corporation, +1 440-930-3162, kyle.rose@avient.com

Forward-looking statements give current expectations or forecasts of future events and are not guarantees of future performance. Investor Relations Contact: Joe Di Salvo, Vice President, Treasurer and Investor Relations, PolyOne Corporation, +1 440-930-1921, giuseppe.disalvo@avient.com or Media Contact: Kyle G. Rose, Vice President, Corporate Communications, PolyOne Corporation, +1 440-930-3162, kyle.rose@avient.com

Forward-looking statements give current expectations or forecasts of future events and are not guarantees of future performance. Investor Relations Contact: Joe Di Salvo, Vice President, Treasurer and Investor Relations, PolyOne Corporation, +1 440-930-1921, giuseppe.disalvo@avient.com; Media Contact: Kyle G. Rose, Vice President, Corporate Communications, PolyOne Corporation, +1 440-930-3162, kyle.rose@avient.com

Forward-looking statements give current expectations or forecasts of future events and are not guarantees of future performance. Achievement of future results is subject to risks, uncertainties and assumptions. Rose, Vice President, Marketing and Communications, Avient Corporation, +1 440-930-3162, kyle.rose@avient.com

Forward-looking statements give current expectations or forecasts of future events and are not guarantees of future performance. DeLuca Vice President, Investor Relations PolyOne Corporation +1 440-930-1226 isaac.deluca@avient.com Rose Director, Corporate Communications PolyOne Corporation +1 440-930-3162 kyle.rose@avient.com