CLEVELAND– September 10, 2020 – At the virtual Composites and Advanced Materials Expo (CAMX), Avient Corporation will introduce new enhanced adhes SHANGHAI – August 26, 2020 – Avient Corporation, a premier provider of specialized and sustainable material solutions and services, will be exhibi CLEVELAND – June 24, 2020 – PolyOne today launched OnColor™ WC Choice, a new line of cost-effective colorants that reliably achieve the per

PolyOne Accentuates What’s Possible with Application-Specific Materials and Design at NPE 2018 PolyOne to Showcase Material, Colorant and Additive Innovations at CHINAPLAS 2018 PolyOne Launches Elegant and Bright OnColor™ Brilliant Metallic Colorants in Asia

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PolyOne Features a “More Than Materials” Approach for Medical Devices at MD&M West 2020 PolyOne Develops New Silicone-Alternative TPE for Medical Tubing PolyOne Reveals Palettes of Reflection in Color Inspiration 2021+

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PolyOne Launches New Acetaldehyde Process Aid To Enhance rPET Processability PolyOne Launches New ECCOH™ LSFOH Grades for Optical Fiber Cables PolyOne Expands Production of OnFlex™ TPEs to North America

Pump Up the Volume on Portable Audio Speakers With New Versaflex™ TPEs from PolyOne Switching to PolyOne Conductive Polymer Triples Lifetime of LED Pool Lighting PolyOne Features Total Portfolio of Healthcare Polymers and Colorants at MD&M West 2017

Check one box below and provide information as required: Complete the following information: Form 540 Prescribed by: POLYONE CORPORATION 1181191 1701.70(B)(6) Page 2 of 2Form 540 Last Revised: 06/2019 A copy of the resolution of amendment is attached to this document. Brown: Please be advised that the office of the Secretary of State has reviewed your pre- clearance request for the Certificate of Amendment for PolyOne Corporation. NOW, THEREFORE, BE IT RESOLVED, that, effective as of the time and date that the applicable certificate is accepted for filing by the Ohio Secretary of State (the “Effective Time”), the name of the Company shall be changed from “PolyOne Corporation” to “Avient Corporation.”

PolyOne Color Inspirations 2020 Brings Visionary Concepts into Focus PolyOne Expands its Reach with Advanced Composite Materials at JEC World 2019 Move Over, Metal: PolyOne Launches Surround™ EMI/RFI Shielding Formulations

Anti-Fog Additives from PolyOne Help Reduce Food Waste in Agriculture PolyOne Showcases Regulatory-Compliant, Robust Polymer Solutions at Wire Southeast Asia 2017 Relies on PolyOne GlasArmor™ Panels