LEADING MEDICAL TRAINING COMPANY M E D I C A L M A N I K I N S • Ability to color code various body parts for more accurate teaching and instruction • Maintain durability and performance through repeated use in a variety of training scenarios • Meet customer’s regulatory requirements • Provided specific colors and hardness for easier identification of body parts • Supplied a non-phthalate plastisol formulation that maintained strength and flexibility over an extended time • Offered robust technical support and regulatory assistance to meet all compliance directives as required by customer Core™ Non-Phthalate Plastisols KEY REQUIREMENTS WHY AVIENT?

Microsoft PowerPoint - AVNT M8 Investor Presentation AVIENT CORPORATION I N V E S T O R P R E S E N T A T I O N (NYSE: AVNT) AU G U S T 2 0 2 4 DISCLAIMER Forward-Looking Statements Certain statements contained in or incorporated by reference into this presentation constitute “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995.

INDUSTRIAL EQUIPMENT MANUFACTURER H O U S I N G F O R C R A N E C O N T R O L • High impact performance, charpy notched > 60kJ/m2 • Part assembly: tight dimensional tolerances ±0.05mm • Critical weld lines are invisible on the final part • Red RAL 3020 as branding color • Color stability during injection • Offered a nylon (PA66) formulation with high impact resistance and dimensional stability • Supported injection trials with field technical services • Developed a ready-to-use solution in RAL 3020 with excellent color stability, helping to reduce scrap rate from >50% to 4% • Enabled timely production through fast new developments and samplings • Offered additional color options Bergamid Polyamide Formulations KEY REQUIREMENTS WHY AVIENT?

BABY BOTTLE MANUFACTURER I N F A N T M I L K B O T T L E S • Compliant with FDA food contact and China National Standard GB 9685 • Able to withstand repeated steam sterilization • Transparent for more pleasing appearance and easy identification of measurement lines • Good impact resistance • Developed formulation to comply with both FDA and GB 9685 • Provided material able to withstand repeated steam sterilization and maintain excellent mechanical performance • Achieved a more pleasing color and clarity to enhance measurement lines • Met the need for impact resistance Colorant Chromatics™ PPSU Precolor KEY REQUIREMENTS WHY AVIENT?

Müller, CEO SQS 66 60 _2 / J un e 20 19 / V er si on 2 .0 Swiss Association for Quality and Management Systems (SQS) Bernstrasse 103, 3052 Zollikofen, Switzerland A.

Müller, CEO SQS 66 60 _2 / J un e 20 19 / V er si on 2 .0 Swiss Association for Quality and Management Systems (SQS) Bernstrasse 103, 3052 Zollikofen, Switzerland A.

INDUSTRIAL FAN MANUFACTURER A X I A L F A N B L A D E • Replace aluminium alloy • Reduce thickness and weight of fan blade • Withstand 920 Pa of static pressure, high relative humidity (90-95%), and max temperature of 104ºF • Redesigned the 1600mm blade utilizing 3D modeling and mold flow analysis services from Avient Design • Simulated mechanical load to determine which new design would provide optimal performance • Increased strength using a carbon fiber grade, enabling injection-moldable parts and streamlined production • Reduced blade thickness to 35% of the original and blade weight from 7.71 lbs to 1.76 lbs (77% decrease) • Improved overall efficiency of fan with a thinner, lighter blade that cuts through the air Complēt Long Fiber Reinforced Thermoplastic KEY REQUIREMENTS WHY AVIENT?

Case Study - ColorMatrix Impress rPET Bottle vF PDF © 2019, All Right Reserved PolyOne Corporation, 33587 Walker Road, Avon Lake, Ohio USA 44012 BOTICÁRIO C O S M E T I C P A C K A G I N G • Cosmetic bottle packaging colorant designed to help distinguish product on the shelf • Compatible with sustainable packaging material to enable use in rPET technology • Brand-specified color • Local material development support • Achieved brighter color and more brilliant metallic effect than alternative colorants • Developed for use in 10% recycled rPET bottle • Formulated custom liquid colorant on-site and matched to brand color standard ColorMatrix™ Impress™ High Gloss Metallic Effect Colorants liquid color for bottle packaging KEY REQUIREMENTS WHY POLYONE?

DENSO M E C H A N I C A L H V A C D O O R F L A P • Processability was key as the part had to be injection compression molded due to its extremely thin nature • Copper resistance • Light weight • Anti-static • Low VOC • Worked in close collaboration with the customer to understand key design challenges and needs • Streamlined the development process through global presence, working locally in Europe while also running trials in Asia • Re-designed the part to provide a 90% weight reduction • Utilized material science expertise to create a custom formulation that improved resistance to copper deposits and enabled injection compression molding Customized Maxxam™ Formulation KEY REQUIREMENTS WHY AVIENT?

INDUSTRIAL EQUIPMENT OEM P A I N T S P R A Y E R • Meet or exceed UL94 V-2 flame rating • Able to interact with existing bulk chemistry without compromising functionality or brand color and aesthetics • Deliver cost targets while providing operational efficiency and a working capital strategy • Accelerate product development timeline, and provide UL94 testing verification prior to production trials • Achieved all flame rating requirements and assisted with regulatory approvals • Developed a proprietary Smartbatch solution that minimized potential effects from interaction with current bulk chemistries • Provided needed support with qualification process and testing requirements, saving time and cost • Afforded on-going support with A2LA test labs, sampling, and lot-to-lot consistency with exacting performance Smartbatch™ Formulation: Cesa™ Flame Retardant Additives and OnColor™ Colorants KEY REQUIREMENTS WHY AVIENT?