PolyOne Expands Specialty Offerings with Acquisition of Magenta Master Fibers Specialty acquisition broadens solutions portfolio of colorant and additives technologies for fiber applications - Extends PolyOne's existing rea

PolyOne provided a variety of solutions from its extensive distribution portfolio to address the needs for internal and external R15 components. A number of material types and grades from PolyOne, Covestro, and Trinseo were used to meet critical short- and long-term device needs that included impact, chemical, and high temperature resistance, as well as dimensional and color stability. Avient Announces Quarterly Dividend...

Processing conditions can cause material properties to shift from the values stated in the information. Avient Additives for Wire & Cable • Cesa™ Flame Retardant Additives: Flame- retardant additives that add or improve flame resistance. The inclusion of these additives can help a cable to pass flame resistance tests, even if the resin originally used is not flame retardant • Cesa™ Light Additives: UV light stabilizers that improve weather resistance and provide long term protection against weather degradation • Semi-conductive TPU formulations to enhance cable performance • Cesa™ Laser Additives: Includes laser-marking additives for durable cable marking.

Deliver cumulative annual revenue growth from sustainable solutions portfolio of 8-12% Assess top 90% of supplier spend for alignment with Avient Sustainability objectives. With the Clariant Masterbatch acquisition and divestment of the PP&S business, our exposure is now concentrated in less-cyclical and high-growth markets, with increased geographic diversification and a more specialized portfolio that can significantly expand EBITDA margins. 25 Avient reflects 2021 estimated EBITDA of $580M OUR VALUATION VERSUS PEERS Avient Specialty Formulators Other Chemical/Specialty Companies 9.5 18.5 15.1 15.1 14.0 11.0 10.4 29.5 28.2 23.9 18.7 12.4 12.2 11.1 9.3 9.2 9.2 7.6 7.6 6.0 A vi en t K W R P P G A V Y R P M F U L G C P A L B H X L E C L IF F F M C B N R A S H S C L E M N U N V R K R A C E H U N Median: 11.1xMedian: 14.6x SUMMARY: WHY INVEST IN AVIENT? We are Avient.

Colorants are based on PAEK resins from several major producers. Heavy metal-free Explore Colorant Chromatics's broad portfolio, markets and applications, and how Avient can provide the highest levels of service (English language version).

Avient offers UL 94 compliant concentrates and flame retardant solutions which meet the latest UL 94 and Glow Wire fire standards, while also considering technical requirements, coloration options and cost efficiency. TYPICAL GLOW WIRE FLAMMABILITY INDICES (GWFI) ACHIEVED WITH CESA FLAME RETARDANT ADDITIVES Other additives are available on request to fulfill specific requirements such as UV stabilization, laser marking or other functions. Processing conditions can cause material properties to shift from the values stated in the information.

Now the benefits of thermoplastic materials are available also for the applications traditionally produced from ceramics or thermoset plastic materials. • Part weight reduction • Low loss tangent • RoHS & REACH compliant solution • Halogen- and heavy metal-free solution • Recyclable Copyright © 2022, Avient Corporation. Avient makes no warranties or guarantees respecting suitability of either Avient’s products or the information for your process or end-use application. PREPERM™ H Dielectric constant Our PREPERM portfolio includes a wide range of materials to match the requirements of your application.

Formulations are heavy metal-free and manufactured using state-of-the- art pigment dispersion techniques that improve homogenization and color distribution. PPSU provides the highest performance with superior impact resistance, flame retardancy, and temperature capabilities. Avient makes no warranties or guarantees respecting suitability of either Avient’s products or the information for your process or end-use application.

Commercially available in all regions, the product portfolio consists of four overmolding grades compatible with rigid polypropylene and one suited for overmolding onto ABS. Avient Announces Second Quarter 2025 Results... Avient Announces Quarterly Dividend...

Rosenau Page 84 United States 81% Europe Canada 15% Asia 2% 2011 Revenue: $0.9 Billion2011 Revenue: $0.9 Billion SolutionsSolutions At a Glance Performance Products and Solutions Europe 2% 2% $400 $600 $800 $1,000 $1,200 0.0% 2.0% 4.0% 6.0% 8.0% 10.0% 12.0% 14.0% 2006 2007 2008 2009 2010 2011 2015 S a le s ($ m il li o n s) O p e ra ti n g I n co m e % o f S a le s Operating Income % and Revenue 2011 Revenue by Industry Segment2011 Revenue by Industry Segment Expanding ProfitsExpanding Profits OI % of Sales Sales 9-12% Appliance 4% Building & Construction 30% Wire & Cable 17% Electrical & Electronics 2% Consumer 4% Packaging 9% Industrial 20% Misc. 2% HealthCare 2% Transportation 8% Textiles 2% Target Page 85 • Trend toward more affordable housing favors our product 1.5 2.0 2.5 Housing Starts (in million units) 50 year average Market Dynamics Performance Products and Solutions • Ultimate housing recovery presents substantial upside to already record- setting results Source: Historical Data from the US Census Bureau, 2012 estimate is a PolyOne projection. 0.0 0.5 1.0 '87 '89 '91 '94 '96 '98 '00 '02 '04 '06 '08 '10 '12 Page 86 Value Proposition • Premier provider of specialized vinyl and supply chain solutions, leading the industry in innovation and service Transformation Highlights • Management upgrades ensure that each PP&S business Value Proposition and Transformation Highlights Performance Products and Solutions • Management upgrades ensure that each PP&S business maximizes performance • Asset realignment and Lean Six Sigma reduce costs • Strengthened relationship with winning customers • Increased differentiation in all business units > $12B Addressable Market Page 87 Key Differentiators Performance Products and Solutions • Providing application design, material design and / or process design assistance not available from competitors • Capability to improve joint value streams • We are the best innovator in our space • We are the best innovator in our space • Expanding customers’ opportunities by providing innovative materials and marketing ideas • We provide world-class customer service and delivery performance Page 88 13.7% 14.3% 15.5% 9.9% 6.2% 5.4% 2006 2007 2008 2009 2010 2011 WC % of Sales • Best-in-class working capital management and delivery performance • Improved raw material Areas of Focus – Operational Excellence Performance Products and Solutions 2006 2007 2008 2009 2010 2011 89.1% 92.0% 94.2% 93.4% 93.4% 94.0% 2006 2007 2008 2009 2010 2011 On-Time Delivery • Improved raw material positions, sourcing savings • PolyOne pilot site for many LSS and manufacturing excellence programs *As measured to customer request date * Page 89 • reFlexTM Bioplasticizers Applications: Wide variety of flexible vinyl-based products • GeonTM HC for Healthcare � Applications: Medical device housings, specialty tubing � Customer benefits: Withstand aggressive antiseptics Key Innovations Performance Products and Solutions � Applications: Wide variety of flexible vinyl-based products � Customer benefits: Lower carbon footprint, improved productivity • GeonTM SF Super Flow � Applications: Large appliance parts, molded siding panels � Customer benefits: Flame retardancy, detergent resistance Page 90 Critical Imperatives and 2015 Goal Performance Products and Solutions Critical Imperatives • Accelerate innovation - grow in new applications not historically served with vinyl • Drive continuous improvement in manufacturing and working capital efficienciesworking capital efficiencies • Selectively leverage construction recovery 2015 Goal • 9 - 12% return on sales Page 91 Page 92