For more on material solutions for off road vehicles, visit avient.com Copyright © 2023, Avient Corporation. Processing conditions can cause material properties to shift from the values stated in the information.

All rights reserved. 38223Certificate No: 0313794IATF No: Facility: 1260 Carden Farm Drive Clinton, TN 37716 Activity: Warehousing & Distribution Facility: Avon Lake Engineered Materials Producer Services Division Suppor 33587 Walker Road Avon Lake, OH 44012 Facility: 33587 Walker Road Avon Lake, OH 44012 Activity: Logistics, Purchasing, Customer Service & Strategic Planning Activity: Logistics, Purchasing, Customer Service & Strategic Planning

BATTERY JUNCTION BOX Stat-Tech™ Static Dissipative & Electrically Conductive Formulations Surround™ EMI/RFI Shielding Formulations • Integrated EMI/RFI shielding • Easier to process vs metals MODULE CONNECTOR Therma-Tech™ Thermally Conductive Formulations • Good stiffness and mechanical strength EV CONNECTOR Edgetek™ PKE Polyketone Formulations • Excellent chemical resistance • Low moisture uptake • Non-halogenated flame retardant performance • Colorable (RAL Orange) • Reduced carbon footprint vs PA6 and PA66 COOLING SYSTEM Therma-Tech™ Thermally • Tensile strength • Chemical resistance BATTERY FRAME Maxxam™ FR Flame Retardant Polyolefin Formulations Edgetek™ Engineered Polymer Formulations Polystrand™ Continuous Glass Fiber Reinforced Thermoplastics • Non-halogenated flame retardant HOUSING TRAY OnForce™ Long Glass Fiber Reinforced Polypropylene Composites Stat-Tech™ Static Dissipative & Electrically Conductive Formulations Polystrand™ Continuous Glass Fiber Reinforced Thermoplastics • Design integration & freedom • Structural performance • EMI shielding BATTERY MANAGEMENT CONTROLLER Stat-Tech™ Static Dissipative & Electrically Conductive Formulations Surround™ EMI/RFI Shielding Formulations • Integrated EMI/RFI shielding • Easier to process vs metals BATTERY HOUSING/COVER OnForce™ Long Glass Fiber Reinforced Polypropylene Composites Complēt™ Long Fiber Reinforced Structural Thermoplastics • Metal replacement • Lightweighting • Structural performance • Design integration & freedom Polystrand™ Continuous Glass Fiber • Localized biaxial reinforcement • Impact performance • Overmolding compatibility • Integrated assembly point stiffening ENGINEERED MATERIALS FOR EV BATTERIES CELL MODULE Therma-Tech™ Thermally Conductive Formulations • Good stiffness and mechanical strength UNDERBODY PROTECTION Polystrand™ Continuous Glass Fiber • Superior impact performance • Significantly lighter than steel • Simplified integration with housing • Corrosion resistance

PROFILE/SHEET EXTRUDER R A I L S A N D K I C K P L A T E S • Convert existing PVC profile and sheet rails and kick plates to polyolefin resin to meet Class A fire safety (ASTM E84) • Provide a system that meets healthy building certifications and approvals • Utilize a more sustainable flame retardant technology, removing brominated or halogenated flame retardants from the environment • Achieve non-compromising performance in aesthetics, impact, dimensional stability, CLTE, and E84 testing • Provided broad flame retardant platform, backed by extensive application and industry expertise, to meet global flammability standards • Has largest UL94 recognized Prospector membership with HB, V-0, V-1, V-2 and 5VA/5VB ratings, and broad glow wire performance products • Included in-house UL certified labs and manufacturing locations to perform UL94 material sampling and testing • Supported application development to meet fire safety standards, address current or emerging healthy building codes, smart home requirements, and LEED credits • Offered custom formulations in small lot quantities Cesa™ Flam Non-Halogen Flame Retardants KEY REQUIREMENTS WHY AVIENT?

Nutritional components in dairy products are photosensitive, making them susceptible to light degradation • Light protection in dairy packaging helps maintain product integrity and extend shelf life A LIGHT BLOCKING SOLUTION THAT PROVIDES: • Light blocking and whiteness in PET dairy packaging • Protection from 2 weeks up to 12 months shelf life • Compatibility with monolayer and multilayer PET preforms • Full compatibility with rPET • Food contact approved (region dependent) • Low TiO₂ levels to increase recyclability, aligning with the emergence of white recycle streams PASTEURIZED MILK Typical shelf life 5–10 days WHITE COLOR LACTRA ESL LACTRA SX or LACTRA 4 EXTENDED SHELF LIFE MILK 2 weeks–3 months UHT MILK & PRODUCTS 4–12 months Lightweighting/CO2 reduction Reduced LDR – material & cost savings Improved processing performance BENEFITS OF COLORMATRIX™ LACTRA™ Improved bottle Compatibility with rPET Helps to Protect Performance Energy efficiency Whiteness 85–92 L* 30% less life cycle emissions Increased machinery life cycle due to reduced wear & tear 80–100% light blocking © 2024, All Rights Reserved Avient Corporation, 33587 Walker Road, Avon Lake, Ohio USA 44012

POLYSTRAND™ THERMOPLASTIC COMPOSITE PANELS APPLICATION & INSTALLATION GUIDE PRODUCT DESCRIPTION FEATURE BENEFIT Exceptional strength-to-weight ratio Lightweight yet strong structural performance and increased payloads Resistance to UV light, chemicals, moisture degradation and rot Withstands harsh conditions Tough and impact resistant Durability and long product life Dimensionally stable Consistent performance in extreme temperature and humidity fluctuations Strong adhesive properties Easy bonding to various materials FEATURE BENEFIT Ready-to-install Fewer parts & reduced scrap Large format Improved aesthetics with seamless designs Made via continuous-fiber manufacturing process Consistent quality in every panel PERFORMANCE ADVANTAGES MANUFACTURING ADVANTAGES Polystrand™ Thermoplastic Composite Panels are engineered to provide simplified installation, long-lasting components, and overall cost reduction. Processing conditions can cause material properties to shift from the values stated in the information.

HAMMERHEAD™ MARINE COMPOSITE PANELS APPLICATION & INSTALLATION GUIDE PRODUCT DESCRIPTION FEATURE BENEFIT Exceptional strength-to-weight ratio Lightweight yet strong structural performance and increased payloads Resistance to UV light, chemicals, moisture degradation and rot Resistance to harsh marine conditions Tough and impact resistant Durability and long product life Dimensionally stable Consistent performance in extreme temperature and humidity fluctuations Strong adhesive properties Easy bonding to various materials FEATURE BENEFIT Ready-to-install Fewer parts & reduced scrap Large format Improved aesthetics with seamless designs Made via continuous-fiber manufacturing process Consistent quality in every panel PERFORMANCE ADVANTAGES MANUFACTURING ADVANTAGES Hammerhead™ Marine Composite Panels are made from continuous glass- fiber reinforced thermoplastic face sheets and polyester foam cores. Processing conditions can cause material properties to shift from the values stated in the information.

Patterson Please refer to the accompanying materials for voting instructions. Kunkle Important Notice Regarding the Availability of Proxy Materials for the Annual Meeting to be held on May 16, 2019: The proxy statement, proxy card and annual report to shareholders for the fiscal year ended December 31, 2018 are available at our Internet website, www.polyone.com, on the “Investor Relations” page.

Processing conditions can cause material properties to shift from the values stated in the information.

Processing conditions can cause material properties to shift from the values stated in the information.