Some key issues with PCR include degraded mechanical properties, inconsistent and gray coloration, unpleasant odors, or missing food contact approvals. Sustainability Spotlight Recycle Solutions WHAT IT DOES • Works according to recycling protocols • Simulates grinding, washing, conversion, and re-extrusion • Performs testing on final products such as bottles, sheets, films, or test bars • Applies in-depth analytical investigations KEY BENEFITS • Provides a portfolio of solutions that are field- tested for recycling • Can run recycling trials according to standard recycling protocols • Helps enable customers’ recyclability and sustainability goals • Screens and evaluates additive and colorant systems in the recycling process • Supports R&D work to solve major issues in the recycling process • Provides a collaboration platform for customers and value chain partners • Advances the circular economy 1.844.4AVIENT www.avient.com Copyright © 2022, Avient Corporation. Some of the information arises from laboratory work with small-scale equipment which may not provide a reliable indication of performance or properties obtained or obtainable on larger-scale equipment.

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Explore What's Possible Explore What's Possible Explore What's Possible

Forward – Looking Statements Page 2 • This presentation includes the use of both GAAP (generally accepted accounting principles) and non-GAAP financial measures. In certain cases throughout this presentation, we have presented GAAP and non-GAAP financial measures adjusted to reflect full- year 2012 Pro forma results, including Spartech and Glasforms and excluding discontinued operations. • PolyOne’s chief operating decision makers use these financial measures to monitor and evaluate the ongoing performance of the Company and each business segment and to allocate resources. In addition, operating income before special items and adjusted EPS are components of various PolyOne annual and long-term employee incentive plans. • A reconciliation of each non-GAAP financial measure with the most directly comparable GAAP financial measure is attached to this presentation which is posted on our website at www.polyone.com.

ORLANDO – May 6, 2024 – Avient Corporation, a premier provider of specialized and sustainable materials solutions and services, invites attendees at NPE 2024 to learn how the company is helping customers solve some of the most pressing challenges facing our industry today, including solutions that enable circularity in addition to solutions that reduce carbon footprint to support sustainability goals, through a dynamic showcase of product launches, sustainability initiatives, and technical seminars. ColorMatrix™ AAnchor™ Acetaldehyde Control Technology: a finalist for Product Technology Innovation of the Year for sustainable packaging at the Plastics Recycling Show Europe (PRSE) 2024, this specially formulated acetaldehyde scavenger for PET packaging developed to improve recyclability, enhance bottle quality, and meet compliance with regulatory limits – winner will be announced during PRSE 2024 in Amsterdam, June 19-20, 2024

Explore What's Possible Explore What's Possible Explore What's Possible

Explore What’s Possible Explore What's Possible Explore What's Possible

Explore What's Possible Explore What’s Possible Explore What's Possible

Explore What's Possible Explore What's Possible Explore What's Possible

Explore What's Possible Explore What's Possible Explore What's Possible