Developed to meet the growing luxury packaging industry needs for a cost-effective alternative to metal, the portfolio expansion includes 15 grades suitable for electroplating and physical vapor deposition (PVD) processes.

This expansion of ISCC PLUS-certified production facilities underscores Avient’s commitment to sustainability and its role in promoting a more circular economy. 

– PolyOne today announced an expansion of its industry-leading Versaflex™ CE thermoplastic elastomer (TPE) portfolio for consumer electronics with two new grades tailored specifically for portable audio speakers.

POMMERLOCH, Luxembourg – February 7, 2023 – Today, Avient Corporation announced an expansion to its portfolio of Maxxam™ BIO bio-based polyolefins, strengthening its commitment to provide more sustainable solutions.

SHANGHAI, China – February 27, 2023 – Today, Avient Corporation announced the expansion of its reSound™ REC Recycled Content Thermoplastic Elastomers portfolio to include more sustainable grades containing up to 45 percent post-consumer recycled (PCR) content.

AVIENT SOLUTION V E H I C L E B AT T E RY M A N U FA C T U R E R C E L L P A C K C O O L I N G T U B E • Comply with ISO 3384-1:2011 for TPE compression set • Comply with ISO 11359-2:1999 standard for linear thermal expansion • Good ethanediol resistance • Good sealing performance • Customized a Shore 60A hardness TPE formulation with good physical property retention • Achieved good compression set and bonding performance with PA12 • Qualified thermal expansion by customer • Provided excellent ethanediol resistance under both low and high temperature conditions KEY REQUIREMENTS CHEMICAL RESISTANCE + SEALING LEARN MORE OnFlex™ TPE Custom Formulation Copyright © 2023, Avient Corporation.

All Rights Reserved 2024 37 Margin expansion opportunity CAI margin expansion Schematic illustration only Productivity Mix improvement Operating leverage +350bps margin expansion Operating leverage • Organic volume growth and SG&A efficiencies from prioritizing resources Mix improvement • Increased sales in higher margin growth platforms such as functional additives Productivity • Plant network optimization • Manufacturing efficiencies • Sourcing programs 1 2 3 38Copyright © . All Rights Reserved 2024 52 Margin expansion opportunity SEM margin expansion Schematic illustration only Productivity Mix improvement Operating leverage +300bps margin expansion Operating leverage • Organic volume growth and SG&A efficiencies from prioritizing resources Mix improvement • Increased sales in higher margin growth platforms such as composites and healthcare Productivity • Yield improvement • Raw material harmonization • Supply chain optimization 1 2 3 53Copyright © . All Rights Reserved 2024 60 Organic revenue growth with margin expansion +100 to +200bps above GDP Organic revenue growth LONG TERM FINANCIAL TARGETS Copyright © .

Kahler (16) Page 16 • Shifted sales compensation practices to drive value and margin expansion • Significantly upgraded and added sales, marketing, and From Volume to Value $2,622 $3,060 Sales ($ millions) 2006 2011PFadded sales, marketing, and technical resources • Expanded global cross-selling • Invested in training and tools 2006 2011PF 3.3% 6.8% 2006 2011PF Adjusted OI% ($ millions) 2006 2011PF 2006 2011PF Page 17 • Value pricing practices enabled by use of EVE tools • Shifting the basis of competition to specialization 1.5% 8.9% 2006 2011PF Specialty OI% Specialization Drives Margin Expansion 2006 2011PF 7.2% PPS OI% competition to specialization differentiates PolyOne as a value-added solutions provider • Redirecting our technology and marketing focus to the most attractive segments 2.6% 5.6% 2006 2011 POD OI% 5.5% 7.2% 2006 2011 2006 2011 2006 2011 Page 18 • Global key account management team focused on key markets and strategic OEMs • Drive growth in target markets through application development750 1,120 Total Commercial Employees 2007 – 2011 49% Increase Commercial Excellence – Recent Investments *Includes ColorMatrix through application development • Leverage breadth of solutions across all PolyOne platforms to identify innovative solutions for strategic OEMs and Tier 1 partners * 750 2007 2011 Sales Marketing R&D/Tech Page 19 5% 1% 0% 27% 2% 12% 4% Performance Dashboards Drive Execution 45% 26% 18% 5% 55% Page 20 53% Drivers of Customer Loyalty Customer Experience is Key to Customer Loyalty 53% Building Customer Loyalty n = 4,960 B2B customers of 24 companies Source: Corporate Executive Board Company and Brand Impact Product and Service Delivery Value-to- Price Ratio Customer Experience 19% 9% 9% 19% 19% 9% Page 21 • Continue to redirect our focus to more attractive segments and increase customer loyalty and retention • Leverage new commercial tools and investments to enable disciplined execution and accountability Critical Imperatives to enable disciplined execution and accountability • Position PolyOne as the differentiated value-added specialty solutions provider Drive improved mix in all segments and achieve margin and profitability growth Page 22 Page 23

Low coefficient of thermal expansion

Low coefficient of thermal expansion