Liquid and Solid COLORANTS Performance and Processing ADDITIVES INNOVATIVE AND SUSTAINABLE SOLUTIONS FOR PLASTIC At Avient, our mission is to help you bring innovation to the look, feel and performance of your products. SOLID COLOR MASTERBATCHES • Customizable color solutions for a wide range of industries and uses, including high temperature applications • Special effect colors and finishes, such as metallic, pearlescent or granite • Sustainable choices, such as bio-colorants or super concentrates LIQUID COLOR CONCENTRATES • Rapid and sustainable color development that adds value and versatility to the production process • Able to combine with a variety of performance additives for multi-functional formulations PERFORMANCE AND PROCESSING ADDITIVES • Performance enhancing additives for UV protection, scratch resistance, anti-microbe formation, flame retardance and much more • Processing enhancement additives to improve efficiencies in any type of manufacturing process COLOR AND ADDITIVE COMBINATION MASTERBATCHES • Color and additive combination masterbatches that combine stock or custom colors with functional performance in a single solution • Special formulations are customized and optimized for specific needs, from paint replacement on metal to parts with the appearance of fabric Ready to learn more? Avient makes no warranties or guarantees respecting suitability of either Avient’s products or the information for your process or end-use application.

Sulfur Aquamix 120 68 Additive for crosslinking. Dioxide Flame-Retardant Dispersions Antimony Trioxide Aquamix 104 60 Flame retardant highly eff ective in halogenated latex or in combination with bromine additive. Dioxide Flame-Retardant Dispersions Antimony Trioxide Aquamix 104 60 Flame retardant highly eff ective in halogenated latex or in combination with bromine additive.

Maxxam™ FR FLAME RETARDANT POLYOLEFIN FORMULATIONS PROCESSING GUIDE Injection Molding Parameters Maxxam™ FR flame retardant polyolefin formulations are engineered to meet stringent flammability performance requirements. Additional draft may be required for grained/textured surfaces Gates • All types of gates can be used such as pin, fan, tunnel, tab and edge gates. Avient makes no warranties or guarantees respecting suitability of either Avient’s products or the information for your process or end-use application.

CESA™ Nox Additives Stabilization PRODUCT SELECTION GUIDE Exposure to heat, shear and oxygen during processing causes the creation of free radicals from the polymer. CESA™ Nox additives target the free radicals, terminating the oxidation reactions and preserving the polymer properties through one or more processing steps or cycles, including recycling. CESA NOX – STANDARD OFFERINGS CESA Nox additives can be used in combination with other CESA masterbatches, and formulations can be customized for most applications.

CESA™ Release Additives Lubrication PRODUCT SELECTION GUIDE CESA RELEASE – STANDARD OFFERINGS POLYMER FAMILY MATERIAL PRODUCT NAME DOSAGE Polyolefin PEA0820046 CESA Release PEA0820046 0.5–2.5% Polypropylene PPA0820053 CESA Release PPA0820053 0.5–2% Polyamide ABA0820031 CESA Release ABA0820031 1–3% Polyester NGA0820008 CESA Release NGA0820008 1–2% Polycarbonate NCA0820014 CESA Release NCA0820014 1–2% Styrenic SLA0820008 CESA Release SLA0820008 1–5% TPU RUA0820025 CESA Release 20025 0.5–2% CESA Release additives can be used in combination with other CESA masterbatches, and formulations can be customized for most applications. Avient makes no warranties or guarantees respecting suitability of either Avient’s products or the information for your process or end-use application. CESA™ Release additives prevent parts from sticking, which can result in improved part yields.

CESA™ Extend Additives Chain Extension CESA EXTEND – STANDARD OFFERINGS PRODUCT SELECTION GUIDE POLYMER FAMILY MATERIAL PRODUCT NAME PRODUCT TYPE DOSAGE Nylon ABA0698501 CESA Extend 78501L Linear 1–6% Nylon ABA0698502 CESA Extend 78502X Branched 1–6% Polyester NBA0698490 CESA Extend 58490 Linear 1–6% Polyester NBA0820023 CESA Extend NBA0820023 Branched 1–6% Polycarbonate NCA0820004 CESA Extend 90032 Linear 1–6% Polycarbonate NCA0820005 CESA Extend 90033 Branched 1–6% TPU RUA0698460 CESA Extend 88460 Linear 1–6% TPU RUA0698455 CESA Extend 88455 Branched 1–6% CESA Extend additives can be used in combination with other CESA masterbatches, and formulations can be customized for most applications. Avient makes no warranties or guarantees respecting suitability of either Avient’s products or the information for your process or end-use application. CESA™ Extend additives are a technically advanced chemistry to boost the intrinsic viscosity (IV) of polycondensation polymers.

In addition, operating income before special items and adjusted EPS are components of various PolyOne annual and long-term employee incentive plans Garratt Senior Vice President & Chief Commercial Officer João José San Martin Neto Senior Vice President and Chief Human Resources Officer Cathy Dodd Vice President Marketing Mark Crist Senior Vice President, President of Color, Additives & Inks Lisa Kunkle Senior Vice President, General Counsel & Secretary Chris Murphy Vice President, Research & Development, Chief Innovation Officer T H E L E A D E R S B E H I N D T H E T E A M PolyOne Corporation 6 Robert M. Investor Day Deck - Web Investor Day Forward �Looking �Statements Factors that could cause actual results to differ materially from those implied by these forward-looking statements include, but are not limited to: USE OF �NON-GAAP�MEASURES Investor Day Agenda 2018年5月10日 The Leaders Behind the Team Introduction Historic Past Sustainability AT PolyOne Safety First the PolyOne Academy Sustainably Impacting diverse End Markets Products and Portfolio Optimization OUR PLANET Sustainability AT PolyOne Adjusted EPS Expansion Early years defined by Specialty �mix improvement Commodity Pruning �Held Organic Sales Flat Investment in Commercial Resources Driving Results Sustainable Path to Double-Digit EPS Growth Raising the Bar�ROIC drives shareholder return Commercial Excellence STRATEGIC INVESTMENT IN 3 KEY AREAS Key Commercial Investments New Resources Fueling the Future Aligning with trends for Growth Innovation 3 Horizons of Development 3 Horizons of Development 3 Horizons of Development Innovation Pipeline Innovation Drives Earnings Growth IQ DESIGN LABS 3D Printing�Bringing New ideas to life LSS CUSTOMER FIRST The Evolving Customer Relationship Slide Number 37 Inspired future Innovating with PolyOne PolyOne Distribution DISTRIBUTION Service is our business Service is our business Key Commercial Investments Growth through Inside Sales Growth through Multiple Sales Channels New Resources Fueling the Future Inspired future Specialty Engineered Materials Specialty Engineered Materials Specialty Engineered Materials Capitalizing on the global market STRATEGIC INVESTMENT IN 3 KEY AREAS Key Commercial Investments New Resources Fueling the Future growth Through Service Innovation Spotlight: Composites Composites Refresher Strategic Investment History COMPOSITES in Transportation Slide Number 61 Inspired future Performance Products �& Solutions Performance Products & Solutions Performance Products & Solutions STRATEGIC INVESTMENT IN 3 KEY AREAS Key Commercial Investments New Resources Fueling the Future Growth Through Service Growth Through Service Innovation Spotlight: �Flame Retardant�Polymers FLAME RETARDANT �DRIVERS Flame Retardant Performance Spectrum LED Solutions Inspired future Color Additives�& Inks COLOR, ADDITIVES & INKS Color, Additives & Inks Capitalizing on the global market STRATEGIC INVESTMENT IN 3 KEY AREAS Key Commercial Investments New Resources Fueling the Future Growth Through Service Innovation Spotlight: Additive & Colorant�Technologies Barrier Technologies Fiber Colorants Strategic Investment History Slide Number 88 Slide Number 89 COLORMATRIX SELECT™ Enabling the Customer Slide Number 92 Inspired future M&A Review Over a decade of successful specialty acquisitions Invest-to-Grow Strategy Invest-to-Grow Playbook Invest-to-Grow Proof of performance Invest-to-Grow Proof of performance Invest-to-Grow Driving the future Invest-to-Grow Driving the future Strong Pipeline�driven by fragmented Market Summary Financial Review Adjusted EPS Expansion Strategic cash deployment Proof of Performance �Expanding Margins & ROIC Investment in Commercial Resources Driving Results Sustainable Path to Double-Digit EPS Growth ROIC drives shareholder return ROIC drives shareholder return Conclusion Investor Presentation - May 2018 Non-GAAP Investor Presentation - March 2018

SILICONE ADDITIVES TO MEET TODAY’S CHALLENGES We understand your needs for performance, reliability and availability. www.avient.com Copyright © 2020, Avient Corporation. www.avient.com Copyright © 2020, Avient Corporation.

Avient showcases polymer recycling solutions including Cesa™ Nox A4R Additives for Enhanced Recycling and ColorMatrix™ SmartHeat™ liquid di Avient Announces Quarterly Dividend... Avient Board of Directors Appoints Ashish K.

POMMERLOCH, Luxembourg – 2022年11月16日 – Avient Corporation today announced the launch of new Cesa™ fiber tracer concentrates specifically d NOTE: For additional K 2022 from Avient, click below to view: Avient Announces New Eco-Conscious, Flexible Option for Liquid Metering  A Avient Announces Quarterly Dividend...