Revolutionary New Fiber Coloration Technology from PolyOne Showcased at ITMA 2015 MILAN – PolyOne today launched a breakthrough technology for coloring polyester fiber that eliminates aqueous dyeing and its associated wastewa Ranging from colorants and

PolyOne Expands Color Portfolio with Acquisition of Mesa... PolyOne Expands Specialty Color Portfolio with Rutland Acquisition... PolyOne Appoints Mark Crist to President of Color, Additives & Inks; Scott Horn to President of Distribution...

Crist Senior Vice President, President of Color, Additives and Inks (“CAI”) Michael A. Van Hulle retired from his position as Senior Vice President, President of Color, Additives and Inks. Van Hulle, Former Senior Vice President, President of Color, Additives and Inks Michael A.

This growth was driven by record-setting performances by our established specialty businesses, Color, Additives & Inks and Engineered Materials. Van Hulle Senior Vice President, President of Global Color, Additives and Inks Craig M. Van Hulle received a payout based on 80.0% attainment resulting from our Color, Additives and Inks business performance.

PR 202 Semi-Transparent Masstone Tint ADVANCED DISPERSIONS SPECIALTY COLORANTS Spectrophotometric Fact Sheet EXPLANATION OF SPECTROPHOTOMETRIC DATA Avient certifies our colorants based on CIELAB spectrophotometric color difference data for each lot of product. USING THIS CHART This color selection chart is a tool to assist in selecting the proper colorants for specific applications. • C.I. numbers refer to the Color Index, the industry’s standard guide. • In each pair of color chips, the left sample represents the masstone or full shade, which is the color hue in clear media. • The chip on the right shows the relative tint strength using 10 parts TiO2. This chart represents a small fraction of the colors available.

MESA™ Stain Colorants COLOR SELECTOR MESA™ POOL COLORANTS PROVIDE STRIKING, CONSISTENT COLOR that can be relied on for a beautiful, lasting finish in any pool. With an abundance of primary colors readily available, a dedicated lab team is also on hand to formulate custom colors for your desired look and feel. Mesa Pool Colorants bring nature to life in finishes that withstand harsh water chemistry and beautifully maintain their color stability under normal water conditions.

Custom color, additive or color/additive combination concentrates can be developed to meet the specific requirements of your application. COLOR Color can be added for application identification (e.g., blue and green for medical) or for differentiation. Avient offers a selection of cost effective colorants for quick and reliable coloration of polypropylene nonwovens in spunbond and meltblown processes.

Management believes this provides comparability of the performance of the combined businesses. Senior management also uses operating income before special items to assess performance and allocate resources because senior management believes that these measures are useful in understanding current profitability levels and how it may serve as a basis for future performance. EBITDA and Adjusted EBITDA are non-GAAP financial measures that management uses in evaluating operating performance.

F -27, MIDC, Ranjangaon, Taluka – Shirur, Pune Maharashtra 412220 India Hold this Opinion Statement No. 798019/2023 The Organization has demonstrated that they have followed the guidelines provided for Good Manufacturing Practices as per the ICHQ7 guidelines in their organization for the following Business activity: Research and Development, Manufacture of Color additives, Concentrates and Specialty Formulations for intended use in pharma and other industries Theuns Kotze, Managing Director – IMETA Assurance Last Audit Date: 31.10.2023 BSI Group India Private Limited T: +91-4762-9000 (CIN U74899DL1999PTC101381 info.in@bsigroup.com The Mira Corporate Suites bsigroup.com/en-IN Plot 1&2, Ishwar Nagar, Mathura Road New Delhi-110065, India

EXCELITE VS POWDER • Enables a greater level of density control, through consistent distribution in the polymer • Simplifies and optimizes resin compounding capabilities (PVC dry blends) • Enables greater control over foaming and expands processing window when re-introducing regrind • Clean and highly accurate dosing process, with fewer of the health and safety concerns that can become apparent with powder CFAs EXCELITE VS PELLET • Being significantly more concentrated, Excelite additive enables lower total cost to foam • Can achieve lower density, less carrier influence • Finer and tighter cell structure through better additive distribution • Improved linear consistency of cell structure as ColorMatrix pumps continually meter output, giving greater stability over material dosing • Improved plant working capital as lower let down ratios means less material is consumed and reduces inventory holdings TECHNICAL SUPPORT • Avient has a market leading service team which understands foaming processes, we assist customers to deliver performance and production efficiencies with Excelite™ technology • Please contact your local Avient representative for additional information on our line of foaming additives www.avient.com Copyright © 2020, Avient Corporation.