In 2022, we launched new products and expanded applications for the healthcare market that continue to evolve our portfolio to include more sustainable options, including: Mevopur™ Healthcare Bio-Based Polymer Solutions are color and performance-enhancing additive solutions formulated with bio-based polymers for healthcare applications Mevopur™ Nucleation Additive Concentrates help produce thinner walls in polyolefin applications while maintaining mechanical properties and reduce Moisture Vapor Transmission Rate (MVTR) in HDPE Mevopur™ Chemical Foaming Agents (CFA) enable reduced material use, while meeting regulatory requirements for medical devices and pharmaceutical packaging REMAFIN™ EP White Colorants for Pharmaceutical Packaging designed for a range of pharmaceuticals, safeguarding light transmission while meeting regulatory requirements Trilliant™ HC Glass Filled Polyketone offers a lower carbon footprint alternative to nylon with excellent chemical resistance, high temperature performance, and good wear resistance Versaflex™ HC Thermoplastic Elastomers are formulated to meet demanding healthcare device and application challenges without phthalate plasticizers, including respiratory applications Application Highlight: Biopharmaceutical Manufacturing Clamps Develop an alternative to traditional nylon materials that meets dimensional stability, impact and wear resistance requirements, while enabling the customer to address consistency of supply and sustainability objectives. In 2022, we expanded our portfolio of sustainable solutions, including: Complet™ REC solutions provide long fiber-reinforced composites are now available in recycled nylon and TPU formulations Polystrand™ R continuous fiber thermoplastic composites enables lighter weight reinforcement with recycled PET Edgetek™ PKE NHFR formulations are polyketone grades with non-halogen flame retardants specifically designed for electric vehicle components, including connectors Paint replacement technologies, including Artisan™ ABS portfolio and Molded-In Color Metallic Hydrocerol™ Chemical Foaming Agents enable reduced part weight without compromising performance Automotive OEM Lowers Carbon Footprint With Avient An automotive OEM was looking to increase the use of sustainable materials for various vehicle parts in order to make progress towards achieving their sustainability goals and net zero emissions targets. Visit Our Sustainability Site HOME | Contents | Message from the CEO | About Us | People | Products | Planet | Performance | Metrics | Index Sustainability Report | 2022 47 https://www.avient.com/industries/transportation https://www.avient.com/sites/default/files/2022-06/Complet%20REC%20Technical%20Bulletin.pdf https://www.avient.com/sites/default/files/2022-11/Polystrand%20R%20Recycled%20Polyester%20Composite%20Tape%20and%20Laminates%20Product%20Bulletin.pdf https://www.avient.com/products/engineered-polymer-formulations/general-engineered-formulations/edgetek-pke-polyketone-formulations https://www.avient.com/products/engineered-polymer-formulations/general-engineered-formulations/artisan-pre-colored-thermoplastics-premium-finishes https://www.avient.com/products/polymer-colorants/color-additive-combination-masterbatches/smartbatch-fx-paint-replacement-0 https://www.avient.com/products/polymer-additives/foaming-agents/hydrocerol-chemical-foaming-agents https://www.avient.com/sites/default/files/2023-04/Hydrocerol%20Chemical%20Foaming%20Agents%20-%20PP%20Door%20Panel%20-%20Application%20Snapshots.pdf Renewable Energy Market Needs: Structural Components, Regulatory Compliance, Halogen Free Renewable energy provides reliable power while reducing greenhouse gas emissions and conserving natural resources.

HIGHLIGHTS from 2023: • Improve fuel economy • Reduce energy consumption • Reduce carbon footprint • Lessening environmental impact • Specialty solutions designed to replace traditional materials (e.g. metal, wood) at lower weight • Alternative solutions to reduce emittance of volatile organic compounds • Lightweighting design and solutions to reduce material usage • Avient Design Services to reduce weight or energy consumption REDUCE Consumer Transportation Building & Construction 20% LESS MATERIAL Lightweight Dashboards Hydrocerol™ Chemical Foaming Agents REDUCES VOCs SmartBatch™ FX for Body & Trim Paint Replacement 59% Air Cargo Nets Bio-Based Dyneema® Fiber SUSTAINABLE DESIGN Design for Lightweighting Avient Design Services LESS WEIGHT 60% EV Connectors Edgetek™ PKE Non-Halogen Flame Retardant Formulations LEARN MORE40% LED Lighting Components Therma-Tech™ Thermally Conductive Formulations LESS CO2 THAN NYLON LIGHTER THAN ALUMINUM LEARN MORE HOME | Contents | Message from the CEO | About Us | People | Products | Planet | Performance | Metrics | Index Sustainability Report | 2023 43Sustainability Report | 2023 43 https://www.avient.com/products/polymer-additives/foaming-agents/hydrocerol-chemical-foaming-agents https://www.avient.com/products/polymer-colorants/color-additive-combination-masterbatches/smartbatch-fx-paint-replacement-0 https://www.dyneema.com/sustainability/bio-based-dyneema-fiber https://www.avient.com/resource-center/services/avient-design https://www.avient.com/products/engineered-polymer-formulations/chemical-corrosion-resistant-formulations/edgetek-pke-polyketone-formulations https://www.avient.com/products/engineered-polymer-formulations/conductive-signal-radiation-shielding-formulations/therma-tech-thermally-conductive-formulations PRESERVE Avient’s portfolio of PRESERVE sustainable solutions are designed to preserve natural resources like water, protect human health and safety, and enable sustainable infrastructure.

HIGHLIGHTS from 2023: • Improve fuel economy • Reduce energy consumption • Reduce carbon footprint • Lessening environmental impact • Specialty solutions designed to replace traditional materials (e.g. metal, wood) at lower weight • Alternative solutions to reduce emittance of volatile organic compounds • Lightweighting design and solutions to reduce material usage • Avient Design Services to reduce weight or energy consumption REDUCE Consumer Transportation Building & Construction 20% LESS MATERIAL Lightweight Dashboards Hydrocerol™ Chemical Foaming Agents REDUCES VOCs SmartBatch™ FX for Body & Trim Paint Replacement 59% Air Cargo Nets Bio-Based Dyneema® Fiber SUSTAINABLE DESIGN Design for Lightweighting Avient Design Services LESS WEIGHT 60% EV Connectors Edgetek™ PKE Non-Halogen Flame Retardant Formulations LEARN MORE40% LED Lighting Components Therma-Tech™ Thermally Conductive Formulations LESS CO2 THAN NYLON LIGHTER THAN ALUMINUM LEARN MORE HOME | Contents | Message from the CEO | About Us | People | Products | Planet | Performance | Metrics | Index Sustainability Report | 2023 43Sustainability Report | 2023 43 https://www.avient.com/products/polymer-additives/foaming-agents/hydrocerol-chemical-foaming-agents https://www.avient.com/products/polymer-colorants/color-additive-combination-masterbatches/smartbatch-fx-paint-replacement-0 https://www.dyneema.com/sustainability/bio-based-dyneema-fiber https://www.avient.com/resource-center/services/avient-design https://www.avient.com/products/engineered-polymer-formulations/chemical-corrosion-resistant-formulations/edgetek-pke-polyketone-formulations https://www.avient.com/products/engineered-polymer-formulations/conductive-signal-radiation-shielding-formulations/therma-tech-thermally-conductive-formulations PRESERVE Avient’s portfolio of PRESERVE sustainable solutions are designed to preserve natural resources like water, protect human health and safety, and enable sustainable infrastructure.

The Solution Avient developed a new technology suite that uses specialty engineered polyketone (PK) thermoplastics and helps our customers meet their goals to lower the carbon footprint of their products versus traditional materials, like PA66 and PA6.

HIGHLIGHTS from 2023: • Improve fuel economy • Reduce energy consumption • Reduce carbon footprint • Lessening environmental impact • Specialty solutions designed to replace traditional materials (e.g. metal, wood) at lower weight • Alternative solutions to reduce emittance of volatile organic compounds • Lightweighting design and solutions to reduce material usage • Avient Design Services to reduce weight or energy consumption REDUCE Consumer Transportation Building & Construction 20% LESS MATERIAL Lightweight Dashboards Hydrocerol™ Chemical Foaming Agents REDUCES VOCs SmartBatch™ FX for Body & Trim Paint Replacement 59% Air Cargo Nets Bio-Based Dyneema® Fiber SUSTAINABLE DESIGN Design for Lightweighting Avient Design Services LESS WEIGHT 60% EV Connectors Edgetek™ PKE Non-Halogen Flame Retardant Formulations LEARN MORE40% LED Lighting Components Therma-Tech™ Thermally Conductive Formulations LESS CO2 THAN NYLON LIGHTER THAN ALUMINUM LEARN MORE HOME | Contents | Message from the CEO | About Us | People | Products | Planet | Performance | Metrics | Index Sustainability Report | 2023 43Sustainability Report | 2023 43 https://www.avient.com/products/polymer-additives/foaming-agents/hydrocerol-chemical-foaming-agents https://www.avient.com/products/polymer-colorants/color-additive-combination-masterbatches/smartbatch-fx-paint-replacement-0 https://www.dyneema.com/sustainability/bio-based-dyneema-fiber https://www.avient.com/resource-center/services/avient-design https://www.avient.com/products/engineered-polymer-formulations/chemical-corrosion-resistant-formulations/edgetek-pke-polyketone-formulations https://www.avient.com/products/engineered-polymer-formulations/conductive-signal-radiation-shielding-formulations/therma-tech-thermally-conductive-formulations PRESERVE Avient’s portfolio of PRESERVE sustainable solutions are designed to preserve natural resources like water, protect human health and safety, and enable sustainable infrastructure.

For example, the Edgetek PKE series consists of specialty engineered polyketone (PK) 59 thermoplastics designed to offer manufacturers a high-performing, cost-competitive, and eco-conscious alternative to traditional nylons (PA66 and PA6). For example, to meet the customer needs within healthcare industry in 2022, Avient launched Trilliant HC Glass Filled Polyketone, a lower carbon footprint alternative to traditional nylon materials that meets dimensional stability, impact and wear resistance requirements, while enabling the customer to address consistency of supply and sustainability objectives.