https://www.avient.com/news 4 Pro Forma for Acquisition of Avient Protective Materials business (APM) On September 1, 2022, the company acquired DSM’s Protective Materials business, the foundation of which is the renowned technology and globally admired brand of Dyneema®, the World’s Strongest Fiber™. This business is referred to as Avient Protective Materials “APM”. They are based on management’s expectations that involve a number of business risks and uncertainties, any of which could cause actual results to differ materially from those expressed in or implied by the forward-looking statements.

About Avient Our purpose at Avient Corporation (NYSE: AVNT) is to be an innovator of materials solutions that help our customers succeed, while enabling a sustainable world. Our expanding portfolio of offerings includes colorants, advanced composites, functional additives, engineered materials, and Dyneema®, the world’s strongest fiber™. Further, as a result of Avient's strategic shift to an innovator of materials solutions, it has completed several acquisitions and divestitures which have resulted in a significant amount of intangible asset amortization.

NEVER SUMMER S N O W B O A R D S • Lightweight reinforcement that combines both structure and flexibility • Corrosion and moisture resistant • Consistent, durable performance • Provided structural integrity with strong yet flexible composite materials • Prevented rot and corrosion in a waterproof core layer • Added fatigue and stress resistance for reliable performance and long product life • Simplified manufacturing with consolidated material, reducing VOCs and labor intensive composite lay-up assembly Gordon Composites™ thermoset laminates KEY REQUIREMENTS WHY AVIENT?

CAP PRODUCER L U X U R Y B O T T L E C A P • A density modified solution - ABS filled 2.2g/cm3 • Incorporates post-consumer recycled ABS content • Ability to be metallized comparable to prime materials • Continuity of supply • Formulated a custom material with post- consumer recycled ABS content • Provided a more sustainable solution while keeping comparable performance characteristics to the prime grade previously used • Enabled customer to produce bottle top with weight, look and touch of metal, denoting luxury Gravi-Tech™ REC Recycled Formulation KEY REQUIREMENTS WHY AVIENT?

INCIPIO P H O N E C A S E • Customized a post-consumer recycle (PCR) grade formulated with 30% recycled content that delivered similar performance to a prime PC grade • Achieved high yield rate through strict quality control over recycled products • Offered RoHS and REACH compliant solution to support applications with regulatory requirements reSoundTM R PC Recycled Material WHY AVIENT? KEY REQUIREMENTS • Post-consumer recycled material to reduce carbon footprint • Maintain high transparent color even after using recycled PC • Stable color range and strict black spot control https://www.avient.com/products/engineered-polymer-formulations/eco-conscious-formulations/resound-r-pc-recycled-polycarbonate-solutions

KUNSTSTOFF SCHWANDEN E L E C T R I C V E H I C L E P A R T • Replace aluminum to reduce part weight and overall weight of the electric vehicle • Secure supply of high volume of material • Flexible delivery • Cost competitive • Enabled OEM to replace metal and reduce part weight • Provided excellent customer service, sending samples and technical data promptly • Supported customer with processing queries • Secured material supply and flexible delivery – delivering on a specific date each month Maxxam™ Polyolefin Formulations KEY REQUIREMENTS WHY AVIENT?

OUTDOOR HIGH PERFORMANCE MANUFACTURER M A R I N E A C C E S S O R I E S • High strength • High UV resistance • Structural stiffness • Provided multiple nylon grades for several marine accessories • Complemented customer expertise with application development insight and technical support in material selection • Eliminated supply concerns by serving as a single, stable source for numerous materials Nymax™ PIR Post-Industrial Recycled Nylon Formulations KEY REQUIREMENTS WHY AVIENT?

TIER 2 SUPPLIER I N T E R I O R T R A Y S • A low FOG material with low odor • Low gloss finish • Easy processability • Enabled easier processing than the incumbent TPE-v • Eliminated pre-drying step and delivered pre-colored material, improving process efficiencies • Met needs for low fogging (≤2 mg) and low odor (≤3.0) with low gloss finish OnFlex™ S EH 80A-3S7005 Thermoplastic Elastomer KEY REQUIREMENTS WHY AVIENT?

PALLET MANUFACTURER N O N - S L I P S T R I P S • Improve top deck coefficient of friction • Chemically bond to HDPE and extrude at lower temperatures • Durability to withstand 7-10 year product lifespan • Provided onsite technical support to incorporate a secondary material in the existing manufacturing process • Shortened the product development life cycle by quickly providing a durable material within our existing product portfolio that improved grip • Ensured supply continuity to ease concerns • Trusted provider of sustainable rigid, elastomer, and color polymer solutions to enable product innovation Versaflex™ TPE Formulation 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?