ColorForward™ Predicts 2024 Trends of More Harmonious Colors with a Splash of Exuberance APR Recognizes OnColor™ NIR Sortable Colorants from Avient as Preferred for Recyclability OnColor™ NIR Sortable Colorants have received APR Meets Preferred Guidance for packaging applications using HDPE resin.

Avient to feature its latest sustainable solutions of colorants and functional additives for dyes, chemicals, finishes, and spin-dyeing, at ITMA 2023 Colorants and Additives from Avient for Sustainable Luxury Plastic Packaging to be Featured at LUXE PACK New York Avient Earns 2023 Re|focus Sustainable Innovation in Design Award for PCR Color Prediction Service

Nikrant Page 67 United States 36% Europe 36% Canada 2% Asia 20% Latin America 2011 Revenue: $0.6 Billion2011 Revenue: $0.6 Billion SolutionsSolutions At a Glance Global Specialty Engineered Materials Appliance 6% Building & Construction 3% Wire & Cable 14% Electrical & Electronics 14%Consumer 21% Packaging 5% Industrial 8% Misc. 3% HealthCare 5% Transportation 21% America 6% 2011 Revenue by Industry Segment2011 Revenue by Industry Segment 1.1% 1.3% 3.4% 5.1% 9.6% 8.0% 12-16% 2006 2007 2008 2009 2010 2011 2015 Operating Income % of Sales Target Expanding ProfitsExpanding Profits Page 68 Value Proposition • GSEM is a global leader providing complete specialty solutions encompassing innovative technologies and services to enable customer success Transformation Highlights • Dramatic turnaround of the Engineered Materials business through mix improvement and specialty focus Value Proposition and Transformation Highlights Global Specialty Engineered Materials improvement and specialty focus • GLS acquisition successfully integrated, having more than doubled earnings in 3 years • PolyOne culture and strategy now engrained worldwide • Expansion into healthcare with dedicated resources > $15B Addressable Market Page 69 • Polymer design, formulation and service expertise • Broad, global technology base and regional centers of excellence • Ten innovation centers around the world Key Differentiators Global Specialty Engineered Materials • Ten innovation centers around the world • Specialty brand leadership with PolyOne, GLS, NEU and ECCOH • Ability to leverage global key account team Page 70 From Volume Commodity-driven product portfolio To Value Specialty technology and solutions EM North America Transformation Volume Sales Gross Margin $ Mix Transformation – Executing the Strategy Global Specialty Engineered Materials 2006 2011 2006 2011 2006 2011 Page 71 $12 $29 Operating Income ($ in millions) • Provided access to new customers in specialized, high-growth markets such as healthcare and consumer • Strategic partner to many of the world’s best-known companies GLS Integration Success 16.9% 8.2% 2007 2011 2007 2011 Working Capital % of Sales • Complementary global footprint provided additional cross-selling opportunities • Opportunity to expand margins and drive working capital improvement while remaining customer-focused Page 72 $1.3 $27.6 2006 2011 Healthcare Revenue • Investment in dedicated healthcare team to drive penetration and growth • Leverage product portfolio globally & win specialty business Areas of Focus Global Specialty Engineered Materials $10.5 $117.9 2006 2011 Consumer Revenue 2006 2011globally & win specialty business in targeted markets • Aggressively commercialize specialty innovation platforms • Utilize our innovation centers to influence OEM design (Revenue in $ millions) Page 73 • Carbon Nanotube Formulations � Applications: Semiconductor equipment, hard drives � Customer benefits: Scrap cost reduction and clean conductivity • Thermally Conductive Solutions Applications: Sockets and bulb holders for LED lighting Key Innovations Global Specialty Engineered Materials � Applications: Sockets and bulb holders for LED lighting � Customer benefits: Cost reduction, energy saving, and design flexibility • FDA-Regulated TPEs � Applications: Food packaging seals, intravenous delivery systems, medical stoppers, prefilled syringes � Customer benefits: Clean and safe elastomers for highly regulated applications Page 74 Critical Imperatives and 2015 Goal Global Specialty Engineered Materials Critical Imperatives • Commercialize critical new technology platforms • Manage the mix as we continue to drive the transformation • Global translation of commercial successes 2015 Goal • 12 - 16% return on sales Page 75 Page 76

TRANSLUCENT BLUE LDPE LIGHT BLACK 3C TPE STAN-TONE DB-15597 HI LITE BLUE

62100MP LIGHT ROYAL MEDIUM BLUE #3 EX / UV STAN-TONE DB-15597 HI LITE BLUE

72624GNS SUTTON'S GREEN/BLUE 73101GNS LIGHT GRASS GREEN STAN-TONE DB-15597 HI LITE BLUE

TOYOTA 145B LIGHT BLACK - ABS PE NAVY BLUE 288C STAN-TONE DB-15597 HI LITE BLUE

colored Can you color TPEs? Black, blue and clear are popular options, but there is almost no limitation on color when it comes to using TPEs.

CAMPBELLS LIGHT GREEN 3 CAMPBELLS LIGHT GREEN 4 PP BLUE ORI

PEPSI TWIST BLUE PEPSI TWIST BLUE LIGHT PEPSI BAT BERRY LIGHT