Dynaflex G - Chair Lumbar Support LEADING SEATING MANUFACTURER C H A I R L U M B A R S U P P O R T • Superior tensile strength to minimize stretching • Good aesthetics including look, feel and color consistency • Ability to meet aggressive customer timeline • Engaged technical service teams early to review material and application requirements, expediting lead time • Conducted in-person technical support and coaching during mold trials and production in Tijuana, Mexico • Enabled customer to achieve consistent product appearance by determining the ideal let down ratios for the existing color concentrate Dynaflex™ G KEY REQUIREMENTS WHY AVIENT?

RADIATION PROTECTION OEM P E R S O N A L P R O T E C T I O N A P R O N S • Enhanced performance and compatibility with other materials being used during production • Improved durability in various environments • Onsite technical and processing support • Formulations in clear, neutral and black shades • Formulated a plastisol solution for better dispersion of customer’s raw materials and enhanced compatibility with pigments being used • Provided superior indoor and outdoor performance for the end application • Offered onsite support to help streamline processing • Delivered a range of colors to meet brand requirements CORE™ Vinyl Plastisols KEY REQUIREMENTS WHY AVIENT?

TOP SPEAKER MANUFACTURER W A T E R P R O O F S P E A K E R G A S K E T • Provide good sealing properties • Protect from water and dust • Reduce production time and costs • Increase design freedom • Provided a low compression set TPE with IP67 ingress protection • Easily prevented ingress of dust and water • Decreased cycle times and reduced overall manufacturing costs • Increased design freedom with overmolding Versaflex™ CE 3120-40 Thermoplastic Elastomer KEY REQUIREMENTS WHY AVIENT?

Microsoft PowerPoint - AVNT Q3 2024 Earnings Presentation_10.29_12PM AVIENT CORPORATION T H I R D Q U A R T E R 2 0 2 4 R E S U L T S A N D 2 0 2 4 F I N A N C I A L G U I D A N C E (NYSE: AVNT) O C T O B E R 3 1 , 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. EBITDA $130 million +6% (+7% ex FX)Net Sales $815 million +8% (+8.5% ex FX) Net Sales $815 million +8% (+8.5% ex FX) Q 3 2024 R ES U LT S TOTAL COMPANY (Q3 2024 PERFORMANCE VS Q3 2023) $754 $815 Q3 23 Q3 24 $123 $130 Q3 23 Q3 24 Sales Adjusted EBITDA (in millions) $0.57 $0.65 Q3 23 Q3 24 (in millions) Adjusted EBITDA Adjusted EPS 5 + 8% (+8.5% excluding FX) + 6% (+7% excluding FX) + 14% (+16% excluding FX) Sales 6 Q3 2024 RESULTS – ORGANIC REVENUE GROWTH BY REGION VS PY 6 US & Canada Latin America EMEA Asia +9% +5% +11% +27% Avient ex.

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?

TRACTOR TRAILER OEM C A R G O T R A I L E R S I D E W A L L S • Suitable CFA design for PE sheet extrusion in layered, metal-laminated inner sidewall panels • Improved fuel economy and reduced trailer tare weight • Uncompromised outdoor durability and part strength • Reduced polymer usage while maintaining physical and dimensional requirements • Delivered significant 20% part weight reduction with CFA solution • Provided formulation to enhance throughput, leading to a 43% overall cost reduction • Created value beyond initial technical challenge with a credible problem solving approach • Enhanced performance with excellent sidewalls, uniform foamed plastic core, superior flatness, and rigidity Hydrocerol™ Chemical Foaming Additives (CFAs) and Cesa™ Nucleant Additives KEY REQUIREMENTS WHY AVIENT?

Application Snapshot Smartbatch Frost SFX Final COSMETICS BRAND P E R S O N A L C A R E P E T & R P E T P A C K A G I N G • Solutions suitable for 100% rPET carrier colorants • Compatible with all ISBM molding machines • Should work with a wide variety of rPET grades • Worked with customer to provide a special effect solution that achieved a matte or frost- like effect in PET resin • Created a formulation that diffuses light and enhances bottle appearance, similar to edge- glass • Allowed the customer greater design freedom with a wide range of color options • Enabled customer to reduce VOC by eliminating bottle spraying SmartBatch™ Frost Collection KEY REQUIREMENTS WHY AVIENT?

EUROPEAN CABLE MANUFACTURER S E M I - T I G H T B U F F E R F O R I N D O O R D U P L E X C A B L E S • Low shrinkage for connectorization • Easy to strip for efficient installation • Good kink resistance • Resistance to chemicals and filling compounds • Provided an alternative solution, with improved performance, compared to PA12 and PBT materials on the market • Reduced shrinkage and improved strippability for easier installation • Reduced smoke production, improving overall fire performance • Increased processing speeds, reducing overall manufacturing cost ECCOH™ 6151 Formulation KEY REQUIREMENTS WHY AVIENT?

GLOBAL CABLE MANUFACTURER M I C R O M O D U L E S F O R O P T I C A L F I B E R C A B L E S Meet specific standards for stranded, loose tube, optical fiber cable performance and production, including: • High speed processing at a low wall thickness • Good colorability • Resistance to chemicals and filling compounds • UV ageing performance • Low shrinkage • Enabled faster processing speeds and manufacturing consistency with a reliable material, eliminating waste • Enabled easier installation with excellent colorability at low wall thickness • Provided technical support to transfer the product to multiple plants ECCOH LSFOH 6154 UV KEY REQUIREMENTS WHY AVIENT?

© 2019, All Right Reserved Avient Corporation, 33587 Walker Road, Avon Lake, Ohio USA 44012 BUILDING AND CONSTRUCTION SUPPLIER H E A T E X C H A N G E R : G A S R E C O V E R Y • Resistance to corrosion and fouling • Good thermal conductivity • Good pressure resistance • Compatible with current processing methods – extrusion • Eliminated the effects of corrosion and fouling by replacing aluminum • Improved thermal performance over time • Developed a customized solution that utilized the customers existing extrusion processing methods Therma-Tech™ Thermally Conductive Formulation KEY REQUIREMENTS WHY AVIENT?