These materials provide the benefits of proprietary conductive additive technologies and the performance of select engineering thermoplastic resins.

AVIENT ADVANCED COMPOSITES OVERVIEW LOWER ENERGY COSTS Requires less energy during installation and use INCREASE COMPETITIVE ADVANTAGE Customizable solutions for specific application needs REDUCE PRODUCT LIFECYCLE COSTS Lower installation time, as well as warranty and �part replacement � expenses EXTEND PRODUCT LIFETIME Corrosion, flame, fatigue and UV resistant for improved durability DESIGN STRONG, LIGHTER WEIGHT COMPONENTS Up to 75% lighter than steel and up to 25% lighter than aluminum ADVANCED COMPOSITES An exceptional alternative to traditional materials such as wood, ceramic and metal, advanced composite solutions enable designers to: • Design lighter weight structural components for increased lifetime performance and improved fuel efficiency—higher strength-to-weight ratios to exceed the structural performance of traditional materials while significantly reducing weight—up to 75% lighter than steel and up to 25% lighter than aluminum • Extend product lifetime to reduce part replacement and decrease warranty expenses— the corrosion, weather, flame and fatigue resistance of composite solutions improve component durability • Reduce product lifecycle costs—the extended product lifetime, along with the potential for reduced installation time and cost due to the lighter weight of composite solutions, significantly reduces the associated cost over the lifetime of a part • Lower energy costs—by leveraging a higher strength-to-weight ratio, composite solutions allow designers to engineer products that require less energy or power during installation and use • Increase competitive advantage—Avient advanced composite solutions can be customized to provide electrical insulation, thermal insulation, radiopacity, low thermal expansion, flexural memory and load damping, while delivering desired performance and aesthetic specifications TRANSPORTATION Truck floors, liners and aerodynamic components, rail car doors and panels, automotive structural solutions, leaf springs, traffic safety markers and delineators, air cargo unit load devices (ULDs) The Avient advanced composites portfolio offers customized solutions to serve a full range of markets and industries, including: USES & APPLICATIONS ENERGY Wind turbine blade stiffening components, sucker rods, oil & gas production solutions BUILDING & CONSTRUCTION Structural blast protection, garage doors, modular construction, temporary shelters, architectural columns, concrete and masonry reinforcements, pipe reinforcement HEALTHCARE External orthopedic fixators, endoscopy wands, prosthetics MARINE Panels for decking, bulkheads, cabinets, doors, transoms, ceilings; reinforcements for stringers; sail battens CONSUMER & RECREATION Archery bow limbs and risers, furniture springs, diving board springs, golf flagpoles, snowsports equipment, sporting stick shafts, paddle shafts, lightweight and extendable mast structures ELECTRICAL & TELECOMMUNICATIONS Utility poles and cross-arms, high voltage transmission & distribution insulator cores, surge arresters, bus bar covers and electrical tool components INDUSTRIAL Pallet stiffeners, pipe reinforcement, conveyor springs, dock shelters PROCESSES & CAPABILITIES Avient’s reinforced composite technologies use carbon, glass and aramid fibers with custom formulated thermoset or thermoplastic resins in continuous forming processes.

PRODUCT SELECTION GUIDE WIRE & CABLE SOLUTIONS Specialty Engineered Materials High performance insulation, jacketing, and cross-web formulations for the wire and cable industry Syncure™ XLPE Cross-linkable Polyethylene Formulations • Ambient curing • Flame performance • Resistant to heat, oil, creep, & abrasion • Low temperature properties • Low capital investment • High extrusion speeds • DBDPE-free grades available • UL/CSA bulletins Maxxam™ FR Flame Retardant Polyolefin Formulations • FEP alternative • Fire performance • UL 444 & plenum yellow card compliance • Low dielectric • High extrusion speeds • Thin wall extrudability Maxxam™ SY Foamable Flame Retardant Formulations • Low dielectric • Uniform cell structure • Crush & heat resistance • Ease of chemical foaming ECCOH™ Low Smoke and Fume Non-Halogen Formulations • Improved fire safety • Low smoke, fume, non-halogen (LSFOH) formulations • Chemical resistance ECCOH™ XL Cross-Linkable Solutions • Non-halogen, low smoke, toxicity, & corrosiveness • Excellent mechanical & electrical properties • Easily processed • Operating temperature of 90°C • Moisture cure technology Synprene™ Flame Retardant Thermoplastic Elastomers • Flexibility • Flame performance • Low temperature brittleness (LTB) resistance • Chemical resistance • Easily colored FireCon™ CPE Insulation Jacketing Formulations • Resistance to harsh environments • Low temperature performance • Flame performance • High extrusion speeds • Sunlight resistance FEATURES SPECIFICATION ECCOH™ XL 8148 Non-halogen, low smoke, toxicity, & corrosiveness EN50618 Syncure™ S100FH Horizontal flame UL 44 Syncure™ S100FH-XUV Horizontal flame, UV resistant UL 44 Syncure™ S100FH-UV Horizontal flame, FV-1 flame, UV resistant UL 44, UL 4703 Syncure™ S100FV VW-1 flame UL 44 Syncure™ S100FV-UV VW1, UV resistant UL 44 Syncure™ S112NA Non-flame retardant CSA 22.2 Syncure™ S120NA Non-flame retardant NSF 61 Syncure™ S200FH Horizontal flame, DBDPE-free UL 44 Syncure™ S200FV VW-1, DBDPE-free UL 44 INSULATION FOR POWER CABLE SYSTEMS Low Voltage Power Cables • Flame performance • Resistance to heat, oil, creep, & abrasion • Low temperature performance • Low capital investment • High extrusion speeds INSULATION & CROSS-WEBS FOR DATA CABLE SYSTEMS Category Cables • FEP alternative • Flame performance • Low dielectric constant • High extrusion speeds & thin wall capability • Chemical resistance • Low temperature performance • Flexibility FEATURES SPECIFICATION Maxxam™ FR 0521-48 R1 Low smoke & fume, non-halogen UL 444 Maxxam™ FR 0587-21 R3 Halogenated to plenum performance UL 444 Optical Fiber Cables • Resistance to harsh environments, chemicals, & sunlight • Low temperature brittleness (LTB) resistance • Low smoke & toxicity • Flexibility • High extrusion speeds FEATURES SPECIFICATION ECCOH™ 6649 UV Low DD Low smoke & fume, non-halogen Meets customer-specific flame requirements Coaxial Cables • Flexibility • High extrusion speeds • Low dielectric constant • Uniform cell structure • Crush & heat resistance FEATURES SPECIFICATION Maxxam™ SY 89-22-7 Foamable Meets customer-specific flame requirements JACKETING FOR POWER & DATA CABLE SYSTEMS Low & Medium Voltage Jacketing • Resistance to harsh environments, chemicals, & UV degradation • Low temperature brittleness (LTB) resistance • Low smoke & toxicity • Flexibility • High extrusion speeds • Easily colored FEATURES SUBMARKETS & USES FireCon™ CPE 30-33 RoHS Black Flame retardant, flexible Building & construction, industrial, nuclear FireCon™ CPE 37-36 RoHS Black Flame retardant, flexible Building & construction, industrial, nuclear FireCon™ CPE 30-20 RoHS Natural Flame retardant, flexible Building & construction, industrial, nuclear ECCOH™ 5549 UV Low smoke & fume, non-halogen, flame retardant Building & construction, industrial ECCOH™ 6649 UV Low DD Low smoke & fume, non-halogen, flame retardant Optical fiber, ducts ECCOH™ 5981 UV Low smoke & fume, non-halogen, flame retardant Industrial, Teck 90 wire Synprene™ RT5180 Flame retardant, LTB resistance Building & construction, industrial Synprene™ RT5180UV Flame retardant, LTB resistance Building & construction, industrial Synprene™ RT3870M Flame retardant, LTB resistance Building & construction, industrial 1.844.4AVIENT www.avient.com Copyright © 2023, Avient Corporation.

These materials utilize long fiber technology and exhibit enhanced shielding effectiveness versus standard short fiber conductive polymers.

These factors may include, among others: business or professional experience; knowledge and skill in certain specialty areas such as 2 accounting and finance, international markets, physical sciences and technology, or the specialty materials industry; personal characteristics such as ethical standards, integrity, judgment, leadership, and the ability to devote sufficient time to the affairs of the Company; substantial accomplishment with demonstrated leadership capabilities; freedom from outside interests that conflict with the Company’s best interests; the diversity of backgrounds and experience they will bring to the Board, including diversity with respect to race, gender, national origin, ethnicity, nationality, and sexual orientation, as well as differences in viewpoint, background and skill; and the needs of the Company from time to time. • When identifying nominees for election to the Board, the Committee will include, and will request that any search firm it engages include, qualified female and racially/ethnically diverse persons in the initial pool from which director nominees are chosen.

These factors may include, among others: business or professional experience; knowledge and skill in certain specialty areas such as accounting and finance, international markets, physical sciences and technology, or the specialty materials industry; personal characteristics such as ethical standards, integrity, 2 judgment, leadership, and the ability to devote sufficient time to the affairs of the Company; substantial accomplishment with demonstrated leadership capabilities; freedom from outside interests that conflict with the Company’s best interests; the unique backgrounds and experience they will bring to the Board, including differences in viewpoint, background and skill; and the needs of the Company from time to time.

Its site in Knowsley UK employs ~128 associates within manufacturing, technology, regulatory, marketing and administration with sales supplying customers and affiliates within locations based within Europe, the Americas, the Middle east, Asia and Africa.

If a present or future law, governmental decree, order, regulation, or ruling under any existing or future legislation prevents Seller from increasing or revising the price as provided herein, or nullifies or reduces any price or price increase hereunder, upon written notice from one to the other, Seller and Buyer will attempt to identify mutually agreeable changes to conform this contract with such law, decree, order, regulation, or ruling. Buyer acknowledges and represents that it is familiar with and shall strictly comply with all applicable laws and regulations concerning the trade, export or re-export of products, services, data or technology (“Items”), including the International Traffic in Arms Regulations (ITAR), the Export Administration Regulations (EAR) and the trade sanctions regulations administered by the U.S.

If a present or future law, governmental decree, order, regulation, or ruling under any existing or future legislation prevents Seller from increasing or revising the price as provided in the contract, or nullifies or reduces any price or price increase hereunder, upon written notice from one to the other, Seller and Buyer will attempt to identify mutually agreeable changes to conform the contract with such law, decree, order, regulation, or ruling. Buyer acknowledges and represents that it is familiar with and shall strictly comply with all applicable laws and regulations concerning the trade, export or re-export of products, services, data or technology (“Items”), including the International Traffic in Arms Regulations (ITAR), the Export Administration Regulations (EAR) and the trade sanctions regulations administered by the U.S.

If a present or future law, governmental decree, order, regulation, or ruling under any existing or future legislation prevents Seller from increasing or revising the price as provided herein, or nullifies or reduces any price or price increase hereunder, upon written notice from one to the other, Seller and Buyer will attempt to identify mutually agreeable changes to conform this contract with such law, decree, order, regulation, or ruling. Buyer acknowledges and represents that it is familiar with and shall strictly comply with all applicable laws and regulations concerning the trade, export or re-export of products, services, data or technology (“Items”), including the International Traffic in Arms Regulations (ITAR), the Export Administration Regulations (EAR) and the trade sanctions regulations administered by the U.S.