PRODUCT BULLETIN Cesa™ Flame Retardant Additives Cesa™ Flame Retardant Additives allow manufacturers to design with increased confidence for critical flame and smoke applications. Using Cesa Flame Retardant Additives ensures that today’s stringent building safety codes and other regulations are met. Manufacturers have the ability to design and validate to meet UL criteria, and FM approval standards, including: • UL94 V-0 • UL94 HB • UL94 V-1 • UL94 5VA • UL94 V-2 • UL94 5VB • UL2335 • FM4998 NON-HALOGENATED CHOICES In addition to standard halogenated options, Cesa Flame Retardant Additives are also available as non-halogenated formulations.

All Rights Reserved 2025 10 Color, Additives & Inks - Q4 2024 performance Sales 459 468 Q4 2023 Q4 2024 EXCL. All Rights Reserved 2025 13 Color, Additives & Inks – full year 2024 performance Sales 2,007 2,047 FY 2023 FY 2024 EXCL. All Rights Reserved 2025 Color, Additives & Inks END MARKETS REGIONS 34% 21% 15% 11% 9% 8% Packaging Telecom 1%Energy 1% Transportation Industrial Consumer 34% 37% 20% 9% US & Canada Latin America Asia Europe, Middle East and Africa Healthcare Building & Construction 21Copyright © .

All Rights Reserved 2025 7 Color, Additives & Inks – Q1 2025 performance Sales 515 520 Q1 2024 Q1 2025 EXCL. All Rights Reserved 2025 Color, Additives & Inks END MARKETS REGIONS 34% 21% 15% 11% 9% 8% Packaging Telecom 1%Energy 1% Transportation Industrial Consumer 34% 37% 20% 9% US & Canada Latin America Asia Europe, Middle East and Africa Healthcare Building & Construction 15Copyright © . Slide 12 Slide 13: Avient 2024 sales Slide 14: Color, Additives & Inks Slide 15: Specialty Engineered Materials Slide 16: Avient 2024 regional sales, by end market Slide 17: Raw material basket IR Deck - AVNT-2025.03.31 Non-Gaap Recs.pdf Attachment

Biodegradable & compostable BIO FILM BAG MANUFACTURER F L E X I B L E P L A F I L M • Easy film unwinding without optical impairments or mechanical damage • Excellent clarity and transparency in BOPLA applications • Compliant with food contact applications* • Provided a solution to minimize film-to-film surface contact, decreasing the coefficient of friction between layers lying on top of each other • Created a customized formulation by mixing anti- blocking additives and slip agents, maintaining process speed without impacting performance or film quality • Improved handling of the PLA shopping bags, making them easier to open CESA™ & OnCap™ BIO ABSL additives KEY REQUIREMENTS WHY AVIENT? All Rights Reserved. https://www.avient.com/products/polymer-additives/performance-enhancement-additives/oncap-bio

9082-BU-80 BL PP COLOR CONCENTRATE 9656-OR-80 OR PP COLOR CONCENTRATE GY PP COLOR CONCENTRATE

Patterson 1:30 Global Color, Additives and Inks John V. Van Hulle Senior Vice President, President of Global Color, Additives & Inks Michael E. Van Hulle President, Global Color, Additives & Inks PolyOne Corporation Page 16 Appliances 2% Building & Construction 12% Consumer 7% Electrical & Electronics 1% Healthcare 6% Industrial 14% Packaging 31% Textiles 7% Transportation 8% Wire & Cable 12% 2014 Revenue by Industry Segment 2014 Revenues: $0.9 Billion At a Glance Global Color, Additives & Inks United States 44% Europe 36% Canada 2% Asia 12% Latin America 6% PolyOne Corporation Page 17 A Case Study for Transformational Success 1.7% 4.6% 5.1% 5.5% 7.2% 8.1% 9.7% 12.2% 14.7% 2006 2007 2008 2009 2010 2011 2012 2013 2014 Operating Margin $9 $26 $28 $25 $43 $50 $75 $104 $125 2006 2007 2008 2009 2010 2011 2012 2013 2014 Operating Income ($M) •Cultural mindset shift from volume to value •Customer centric focus and training •Differentiation with innovation and service •Acquisitions expand portfolio of technology Global Color, Additives & Inks PolyOne Corporation Page 18 395 262 2006 2014 From Volume… (lbs in millions) -34% $94 $293 2006 2014 To Value Gross Margin ($ in millions) +210% Global Color, Additives & Inks PolyOne Corporation Page 19 Accelerating Growth Global Color, Additives & Inks Innovation Market Growth/ Megatrends Geographic Expansion Collaboration PolyOne Corporation Page 20 Who We Are Growing With Global Color, Additives & Inks PolyOne Corporation Page 21 Innovation Pipeline Potential Global Color, Additives & Inks Addressable Market ($ millions) $300 $500 $400 Prototype Frame Opportunity Scale-up & Test Market Build Business Case Commercial Launch Phase 1 Phase 2 Phase 3 Phase 4 Phase 5 3 3 5 0 1 8 3 1 1 5 1 1 1 1 0 Breakthrough Platform Derivative PolyOne Corporation Page 22 Megatrends Aligned with Key End Markets Increasing Energy Efficiency Protecting the Environment Improving Health and Wellness Megatrend End Markets Globalizing and Localizing Health & Wellness Transportation Packaging Consumer Global Color, Additives & Inks PolyOne Corporation Page 23 $150M Revenue Potential $500M Revenue Potential Additive Technologies InVisiOSM Color & Design Services Key Initiatives Global Color, Additives & Inks PolyOne Corporation Page 24 Innovation Market Growth / Megatrends Geographic Expansion Collaboration Platinum Vision 1.7% 7.2% 14.7% 20%+ 2006 2010 2014 2020 Platinum Vision World Class Operating Margin Accelerating Growth Global Color, Additives & Inks PolyOne Corporation Page 25 Summary • Global Capabilities • Innovation Leader • Collaboration – One PolyOne Global Color, Additives & Inks Color Matters PolyOne Corporation Page 26 Global Specialty Engineered Materials Craig M.

CONSUMER PACKAGED GOODS COMPANY S H A M P O O & C O N D I T I O N E R B O T T L E S A N D C A P S • Achieve a precise color match while ensuring a high amount of post-consumer recycled content (PCR) in the inner layer of the bottle • Reduce development time for quicker approvals and lower costs, and to enable rapid speed to market • Used proprietary Color Prediction Tool to digitally illustrate color possibilities while developing a customized PCR solution • Leveraged Avient’s ColorWorks Design & Technology Center to adjust colors according to the customer’s specifications and accelerate commercialization Smartbatch Combination Colorants & Additives KEY REQUIREMENTS WHY AVIENT? AVIENT SOLUTION COLOR DEVELOPMENT + SPEED TO MARKET LEARN MORE Copyright © 2025, Avient Corporation. https://www.avient.com/products/polymer-colorants/color-additive-combination-masterbatches/smartbatch-combination-colorants-additives Slide 1: Consumer packaged goods company

Rely on our creative and engineering design services, color development expertise, and full service R&D. Making the Most of Color: Smart Colorants™ How can you make the most of color, from design through processing?

   Color, Additives and Inks    Color, Additives and Inks    Color, Additives and Inks

They help make plastic parts opaque, but they don’t interfere with polymer colorants. 1 “Fillers and Reinforcements” in Plastics Additives, R. The fine black powder is added at relatively high levels and creates only black-colored parts.