Efficacy performance and regulatory requirements are met in a wide range of resins compatible with WithStand antimicrobial technology. Specifically, these additives have been proven to be effective inhibiting E. coli and MRSA across these resins: • TPE/TPU • PET • HDPE • ABS • POM • PP • PC Custom formulations can be validated for various resin types, and under specific processing conditions, at an independent testing lab to ensure results in commercialization. ANTIMICROBIALS FOR PLASTICS Effective in reducing bacterial growth across a range of polymer resins Bacteria does not attach to surface of part molded with WithStand Bacteria attaches to surface of part molded without WithStand Side View Molded with antimicrobial additives Molded without antimicrobial additives

FIBER OPTICAL CABLES Molecular Structure Chemical Name Cured Phenol-Aldehyde from melt-spun Novalac resin. Composition Novaloid, or Phenolic fiber, is a thermoset organic fiber produced from a phenolic novolac resin. The precursor resin is melt-spun in a solution of formaldehyde and hydrochloric acid.

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. These methods include: PULTRUSION • Fibers are impregnated with liquid thermoset resins, then pulled through a heated die to cure the resin and form the product • This continuous, automated manufacturing process creates constant cross section profiles of any pre-determined length with consistent, uniform quality and exceptional mechanical performance • Applications include rods and profiles of various lengths and complexities, such as utility poles, insulator core rods and structural beams CONTINUOUS FILAMENT WINDING • Combines the principles of filament winding with pultrusion to create constant or tapered cross- sectional tubing in precision sizes • The unique axial and biaxial fiber orientation provides flexural and tensile strength, as well as crush and burst resistance • Applications include lightweight shelter frames and sporting goods components CONTINUOUS RESIN TRANSFER MOLDING (CRTM™) • Engineered core materials are sandwiched between structural composite laminate face sheets • Continuous composite sandwich panels feature high specific strength and stiffness-to-weight ratio • Applications include ballistic resistant panels, truck floors and rail car doors CONTINUOUS FIBER REINFORCED THERMOPLASTICS • Fully recyclable tape, X-Ply™ (0°/90°), and other multi-ply configurations with widths up to 10' wide • Sandwich panels in unlimited lengths, up to 6" thick and 10' wide • High volume production capacity • Applications include structural and aerodynamic components in transportation, and reinforcement of materials such as wood and metal THERMOSET COMPOSITE LAMINATES & BARSTOCK • Unidirectionally reinforced barstock, laminates and hybrid composites engineered to maximize deflection and fatigue resistance • Customizable shapes and sizes • Applications include archery bow limbs, flat springs, prosthetics, sporting equipment THERMOSET FINISHING OPERATIONS • Customized finishing capabilities for barstock and laminates including machining, water-jet cutting, profiling/shaping, sanding, slitting, laminating, molding and coatings TESTING CAPABILITIES • Mechanical – Flexural, tensile, compression, shear, fatigue, impact resistance • Physical – Specific gravity/density, Barcol hardness, water absorption, void content, resin/fiber content, dye penetrant, viscosity • Thermomechanical – Coefficient of linear thermal expansion, glass transition temperature, deflection temperature, degree of cure, curing properties • Electrical – High-voltage, low current dry arc resistance of solid electrical insulation, dielectric strength, water diffusion ABOUT AVIENT ADVANCED COMPOSITES The Avient advanced composites portfolio consists of Glasforms™, Gordon Composites™ and Polystrand™ branded materials.

This is to certify that the Environmental Management System of: Avient Corporation HQ 33587 Walker Road The Environmental Management System is applicable to: Certificate No: 65537 Effective Date: 29 September 2023 Expiration Date: 27 September 2026 Revision Date: 22 November 2023 Dominic Townsend, President CORPORATE SUPPORT ACTIVITIES, DESIGN, MANUFACTURE AND DISTRIBUTION OF COLOUR AND ADDITIVE CONCENTRATES, THERMOPLASTIC RESINS AND PELLETS, SPECIALTY COMPOUNDS AND COLORANTS. Garibaldi 2405 Lomas de Zamora, Buenos Aires 1832 Argentina Activity: Manufacture of Colour and Additive Concentrates, Thermoplastic Resins and Specialty Compounds Activity: Design and Manufacture of Colorants and Additives Concentrates Facility: Avient Colorants SA Parc Scientifique Fleming, Fond Jean Pâques 1 Louvain-La-Nueve, Walloon Brabant 1348 Belgium Facility: Avient Corporation - Maipu, Chile Camino a Melipilla 15.170 Maipu, Región Metropolitana de Santiago 9250000 Chile Activity: Design and Manufacture of Colour and Additive Concentrates, Activity: Design and Manufacture of Colorants and Additives Concentrates Facility: Avient Corporation - Lahore, Pakistan Plot no. 135, Kitaar, Bund Road Off Multan Road, Thokar Niaz Baig. Ezcabarte calle H Nº3 Oricain, Navarra 31194 Facility: Avient Corporation - Phan Thong 700/848 Moo 1,Tambol Phan Thong Amata City Chonburi Industrial Estate Phan Thong, Chonburi 20160 Thailand Activity: Manufacture of Masterbatches, Additives, ECCOH, and Compounds for Pigmenting Thermoplastic Activity: Design and Manufacture of Colorants and Additives for Plastics Facility: Avient Corporation - Pogliano, Italy Via Lainate 26 20005, Pogliano Milanese, Milano Facility: Avient Corporation - Randburg, South Africa 329 Tungsten Rd, Strydompark Randburg, Gauteng 2194 South Africa Activity: Manufacture of Colour and Additive Concentrates, Thermoplastic Resins and Specialty Compounds Activity: Manufacture of Masterbatches Facility: NEU Specialty Engineered Materials, LLC 15 Corporate Drive North Haven, CT 06473 Facility: Avient Corporation - Norwalk, OH 80 North West Street Norwalk, OH 44857 Activity: Compound, Supply, and Prototyping Services of Thermoplastics Activity: Design and Manufacture of Colorants and Additives for Plastics Page 8 of 10 Facility: Avient Corporation - Sant Andreu, Spain Crta.

This is to confirm that the Environmental, Health, Safety and Security Management System of: Avient Corporation HQ 33587 Walker Road The Environmental, Health, Safety and Security Management System is applicable to: Certificate No: 65536 Effective Date: 29 September 2023 Expiration Date: 28 September 2026 Revision Date: 22 November 2023 Dominic Townsend, President CORPORATE SUPPORT ACTIVITIES, DESIGN, MANUFACTURE AND DISTRIBUTION OF COLOUR AND ADDITIVE CONCENTRATES, THERMOPLASTIC RESINS AND PELLETS, SPECIALTY COMPOUNDS AND COLORANTS. Garibaldi 2405 Lomas de Zamora, Buenos Aires 1832 Argentina Activity: Manufacture of Colour and Additive Concentrates, Thermoplastic Resins and Specialty Compounds Activity: Design and Manufacture of Colorants and Additives Concentrates Facility: Avient Colorants SA Parc Scientifique Fleming, Fond Jean Pâques 1 Louvain-La-Nueve, Walloon Brabant 1348 Belgium Facility: Avient Corporation - Maipu, Chile Camino a Melipilla 15.170 Maipu, Región Metropolitana de Santiago 9250000 Chile Activity: Design and Manufacture of Colour and Additive Concentrates, Activity: Design and Manufacture of Colorants and Additives Concentrates Facility: Avient Corporation - Lahore, Pakistan Plot no. 135, Kitaar, Bund Road Off Multan Road, Thokar Niaz Baig. Water Street North Baltimore, OH 45872 Activity: Manufacture of Colour and Additive Concentrates, Thermoplastic Resins and Specialty Compounds Activity: Design and Manufacture of Custom PVC Plastisol and PVC Slush Mold Powder Facility: Avient Corporation - Malmö, Sweden Järnyxegatan 7 P.O.

This is to certify that the Environmental Management System of: Avient Corporation HQ 33587 Walker Road The Environmental Management System is applicable to: Certificate No: 65537 Certification Date: 29 September 2023 Effective Date: 22 March 2024 Expiration Date: 27 September 2026 Revision Date: 22 March 2024 Dominic Townsend, President CORPORATE SUPPORT ACTIVITIES, DESIGN, MANUFACTURE AND DISTRIBUTION OF COLOUR AND ADDITIVE CONCENTRATES, THERMOPLASTIC RESINS AND PELLETS, SPECIALTY COMPOUNDS AND COLORANTS. Garibaldi 2405 Lomas de Zamora, Buenos Aires 1832 Argentina Activity: Manufacture of Colour and Additive Concentrates, Thermoplastic Resins and Specialty Compounds Activity: Design and Manufacture of Colorants and Additives Concentrates Facility: Avient Colorants SA Parc Scientifique Fleming, Fond Jean Pâques 1 Louvain-La-Nueve, Walloon Brabant 1348 Belgium Facility: Avient Corporation - Maipu, Chile Camino a Melipilla 15.170 Maipu, Región Metropolitana de Santiago 9250000 Chile Activity: Design and Manufacture of Colour and Additive Concentrates, Activity: Design and Manufacture of Colorants and Additives Concentrates Facility: Avient Corporation - Lahore, Pakistan Plot no. 135, Kitaar, Bund Road Off Multan Road, Thokar Niaz Baig. Ezcabarte calle H Nº3 Oricain, Navarra 31194 Facility: Avient Corporation - Phan Thong 700/848 Moo 1,Tambol Phan Thong Amata City Chonburi Industrial Estate Phan Thong, Chonburi 20160 Thailand Activity: Manufacture of Masterbatches, Additives, ECCOH, and Compounds for Pigmenting Thermoplastic Facility: Avient Corporation - Pogliano, Italy Via Lainate 26 20005, Pogliano Milanese, Milano Facility: Avient Corporation - Randburg, South Africa 329 Tungsten Rd, Strydompark Randburg, Gauteng 2194 South Africa Activity: Manufacture of Colour and Additive Concentrates, Thermoplastic Resins and Specialty Compounds Activity: Manufacture of Masterbatches Facility: NEU Specialty Engineered Materials, LLC 15 Corporate Drive North Haven, CT 06473 Facility: Avient Corporation - Norwalk, OH 80 North West Street Norwalk, OH 44857 Activity: Compound, Supply, and Prototyping Services of Thermoplastics Activity: Design and Manufacture of Colorants and Additives for Plastics Page 8 of 10 Facility: Avient Corporation - Sant Andreu, Spain Crta.

SAFETY EQUIPMENT MANUFACTURER R E S P I R A T O R A C C E S S O R Y P A R T S • Black color concentrate suitable for use in butyrate (PSU) • Low let down ratio (LDR) • Quick turnaround time • Offered compatibility with desired resin system in required color (Deep Black – OC9UFA) • Provided low usage rate of 1% LDR • Afforded immediate availability of sample for testing and ordering Omnicolor™ Multipurpose Colorants KEY REQUIREMENTS WHY AVIENT? AVIENT SOLUTION RESIN COMPATIBILITY + SPEED LEARN MORE © 2022, Avient Corporation, All Rights Reserved https://www.avient.com/products/polymer-colorants/solid-color-masterbatches/omnicolor-multipurpose-masterbatches

DENTAL TOOL OEM 3 D D E N T A L S C A N N E R • Achieve accurate color match to non-polysulfone (PSU) components • Must be compatible with hospital disinfectants and survive repeated steam sterilization • Developed precise color match to other resins used in adjacent parts, maintaining accurate brand identification • Provided expertise in pigments and critical color manufacturing for high performance resins • Customized a high-performance solution able to withstand steam sterilization in an autoclave Transcend™ Precolored Gray and Precolored White PSU KEY REQUIREMENTS WHY AVIENT?

DENTAL PRODUCTS MANUFACTURER T O O T H B R U S H E S • Achieve lower let-down ratios (LDRs) • Maintain sufficient antimicrobial functionality • Preserve clarity or retain opacity, depending on resin • Shorten lead times to minimize inventory and production bottlenecks • Provided full antimicrobial functionality at lower LDRs for 30% annual cost savings • Designed universal carrier that enabled additive use across a variety of resins • Reduced lead time over previous supplier by one week, enabling customer to better manage inventory levels and increase production efficiencies WithStand™ Antimicrobial Additives KEY REQUIREMENTS WHY AVIENT?

Make the switch to Avient’s thermoset composite springs, engineered with our proprietary resin/ fiber reinforcement technologies, to achieve long lasting, consistent performance in a variety of vibratory conveyor applications: • High strength-to-weight ratio—less than half the weight of steel • Long-term corrosion resistance • Exceptional fatigue resistance to withstand billions of cycles • Deep deflection • Excellent interlaminar shear strength • Creep resistance • Minimal work hardening • Static electricity control • Anti-microbial finishes for sanitary environments With extensive experience in composite spring technology, a wide range of rectangular sizes, and rapid, customized product development capabilities, we can help you optimize your industrial equipment for reliable, repeatable, efficient performance. Thermoset Composite Springs For Vibratory Conveyor Equipment PRODUCT BULLETIN THICKNESS (in)* RESIN FLEXURAL STRENGTH (x10^3 psi) FLEXURAL MODULUS (x10^6 psi) STRAIN (%) FIBER CONTENT (wt%) MIN Vinyl Ester 115 4.0 3.3 68 AVG Vinyl Ester 124 4.6 3.2 71 MIN Epoxy 138 5.1 2.3 65 AVG Epoxy 153 5.5 2.3 67 Avient’s composite springs are manufactured using a continuous pultrusion process. Resin impregnated, continuous glass fibers are drawn through a curing die of a specific cross section, yielding consistent quality, dimensions and mechanical properties to provide more consistent spring rates than alternate materials.