Before joining Avient, he held various commercial roles in the specialty elastomers and specialty polybutylene businesses at Shell Chemical Company.

OFC TECHNOLOGY LEADER M I C R O B U N D L E S I N B L O W I N G A P P L I C A T I O N F O R R A I L W A Y S • Strippable with fingers for easy installation/access to fibers • High speed processing at a low wall thickness • Low shrinkage • Resistance to chemicals and filling compounds • Meet XP C93-850-1-1 standard • Re-designed cable to provide advantageous functional and economical value • Improved flexibility compared to PBT and PP tubes, allowing longer blowing distances on paths with angles of 90° • Increased processing speed and improved ease of installation • Provided better cable lifetime value compared to alternative solutions ECCOH™ 6151 UV SEPAP Formulation KEY REQUIREMENTS WHY AVIENT?

EUROPEAN CABLE MANUFACTURER G E L - F I L L E D C E N T R A L L O O S E T U B E C A B L E S • Fire performance: CPR classification Cca-s1, d0, a1 • Resistance to chemicals and filling compounds • Rigidity close to PBT • Melting point higher than 100°C • Developed a custom formulation to reach required rigidity • Eliminated hydrolysis experienced with previous PBT material • Provided expertise in process improvement to help the customer achieve a more competitive processing speed ECCOH™ PF 4142 Formulation KEY REQUIREMENTS WHY AVIENT?

LEADING WASTE MANAGEMENT OEM I N D U S T R I A L C O N T A I N E R S • Eliminate shrinkage and warpage, and control dimensional aspects of finished parts • Improve quality assurance metrics and reduce downtime associated with quality rejections • Reduce process parameter changes and maintain consistency when running multiple colors • Lightweighting solution offering energy savings, process optimization & extended manufacturing run times • Preserved industrial waste container quality while maintaining functional performance and application dimensional stability • Provided xpertise in process optimization and polymer formulation, where material & mold flow, reducing cycle times, and color harmony between diverse polymers matter most • Accelerated speed to market by several weeks with versatile agnostic product forms (solid and liquid) coupled with technical service Hydrocerol™ and Excelite™ Chemical Foaming Agents (CFA) KEY REQUIREMENTS WHY AVIENT?

Ext Building Products OEM Application Snapshot EXTERIOR BUILDING PRODUCTS OEM S H E E T / P R O F I L E E X T R U S I O N • Source a cost competitive and effective chemical foaming additive (CFA) with prompt availability • Incorporate a CFA lightweighting solution with consistent cell structure and density for better overall operational performance • Improve material usage while manufacturing on both single and twin screw processing equipment • Met customer needs and timing with effective and efficient CFA solutions • Provided formulations that improved the dispersion and efficacy for optimized performance and control in manufacturing • Offered application and processing expertise focused on specific customer manufacturing assets and operations, allowing improved material usage and reduced operational costs Hydrocerol™ and Excelite™ CFAs KEY REQUIREMENTS WHY AVIENT?

Before joining Avient, he held various commercial roles in the specialty elastomers and specialty polybutylene businesses at Shell Chemical Company.

He spent 12 years at Valspar Corporation with increasing roles of responsibility, including vice president, where he was accountable for the North American segment of its liquid, powder, electrocoat and after market specialty chemical businesses.

Clark joined Avient in 2024 from Nouryon, a global specialty chemicals organization where he served as Chief Technology Officer.

Before joining Avient, he held various commercial roles in the specialty elastomers and specialty polybutylene businesses at Shell Chemical Company.

Examples: Heavy-duty closures for chemical containers and industrial lubricants. FOCUS AREA KEY REQUIREMENTS AVIENT TECHNOLOGIES Visual aesthetics • Offer custom color design and special effects • Provide brand differentiation • Utilize cost-effective solutions • Enhance design and identification • Allow permanent and repeatable markings • Solid colorants • Lower cost-to-color liquid color concentrates • Special effects colorants – molded metallics, plated • Smartbatch™ Combination Colorants and Additives • Laser marking for decoration and identification Dimensional stability • Limit shrinkage and warpage • Maintain mechanical properties • Solid colorants • Nucleating agents Production efficiencies • Improve cycle times • Nucleating agents • Smartbatch colorants and additives • Laser marking additives • Clean processing additives • Slip agents • Antistatic additives • Laser marking for coding Sustainability and increased post-consumer recycled content (PCR) usage • Control viscosity to maintain operational efficiencies • Provide lightweighting • Extend shelf life • Mitigate odor • Melt flow modifiers or enhancers • Nucleating agents • Predictive laser measurements • Colors that manage warpage and dimensional stability • Chemical foaming agents • APR-approved oxygen scavenger in the closure • UV barrier additives • Odor adsorbers • Clarifiers • Compatibilizers and heat stabilizers Performance • Protect brand integrity • Enhance consumer experience • Prevent environmental stress cracking and hinge failure • Maintain seal • UV blockers • Solid colorants and liquid color concentrates • Impact modifiers • Antimicrobial additives • Antioxidants • TPE liners 1.844.4AVIENT www.avient.com Copyright © 2025, Avient Corporation.