Microsoft PowerPoint - Investor Day 2012_05072012.pptx Global Specialty Engineered Materials Craig M. 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

E A R D E F E N D E R B R A C K E T • Minimize shrinkage • Good mechanical resistance • Good wear resistance • Collaborated with Avient Design to provide detailed material analysis and recommendations within one month of initial customer enquiry • Demonstrated material performance and compatibility with customer’s existing manufacturing process using mold flow analysis • Provided an internally lubricated material allowing customer to streamline manufacturing process LubriOne™ Internally Lubricated Formulation KEY REQUIREMENTS WHY AVIENT? SORDIN https://www.avient.com/products/engineered-polymer-formulations/general-engineered-formulations/lubrione-internally-lubricated-formulations Sordin

Compare the differences and determine the best material for your application. Nylon Solutions Engineered Thermoplastics (Chinese) Sustainable Engineered Polymers

Comfortable, stylish, and lightweight warmth, all in one solution. Fiber-Line™ Engineered Synthetic Fiber Products Explore our broad portfolio of engineered synthetic fiber products

Truly global • Technology platform and expertise – Combining the best from two global leaders creates an unmatched portfolio of products and solutions • Global and local accounts – Combining our legacies’ business, dealing with large key accounts and a broad base of regional customers, creates ample opportunities for growth and industry partnering • Talent acquisition and retention – Our ‘best of both worlds’ leadership position helps us to attract and retain the best people in the industry • Cost and performance synergies – Alignment of site structures and technical & commercial organizations is driving a positive cost position An Excellent Fit Avient Corporation 16 • Dedicated global organization • Full suite of performance products • Excellent product stewardship expertise • High quality technical organization • Strong focus on innovation and sustainability • Strong customer relationships and global industry partnerships • Global footprint What Legacy Clariant Color Brings Avient Corporation 17 Customer orientation and dedication Aesthetics + Product Functionality Innovation and Sustainability Safety First o Both ACC Responsible Care® companies o Legacy and continued focus on safety Retain All Customers and Existing Business o Minimize integration disruptions o Broadened portfolio of specialty solutions o World class products and service Retain All Key Employees o Talented, passionate, and collaborative o Supportive, high-performance culture Principles of Integration Avient Corporation 18 $85M Cost Synergies • Barrier technology • Functional additives • Processing aids • Flame retardants • Light-weighting additives Complementary Technologies • Clariant’s approved formulations and certified facilities • Legacy PolyOne’s leading share in distribution channels Healthcare Solutions • Clariant’s position in SE Asia, Latin America, Germany & Italy • Legacy PolyOne’s position in U.S., Canada and China Regional Strengths • Solutions with Avient’s engineered materials customers • Avient’s distribution channels Segment Cross-selling Revenue synergy opportunities of $75M The complementary aspects of our combined businesses are unquestionable. Avient Corporation 104 Unprecedented Market Opportunity $3 Billion Market • 5G Infrastructure • Vehicle Electrification • IoT, Wearables • Home Health & Consumer Medical Devices Engineered Materials: Revolutionary Adaptation Source: Lux Research Inc., How can Avient “capture & create” value in this segment? It’s how we innovate best for them.

Each common share is entitled to one vote for each Director nominee and one vote for each of the other proposals to be voted on at the Annual Meeting. Lin also currently serves as a director for two other public companies, and one privately-held precision engineered drug delivery company, which provides her with additional experience she utilizes while serving as a valued member of our Board. Each share is entitled to one vote.

There is no drop-in, one-size-fits-all replacement for PFAS solutions. With multiple options available, Avient technical experts will focus on the solution that best meets the application’s needs.

Overmolding of Thermoplastic Elastomers Engineered Solutions for Consumer Product Differentiation - White Paper This paper covers general aspects of overmolding technology and TPEs as a class of materials that offer engineered solutions for this evergreen trend. Application and cable types, markets, general properties and features best suited for ECCOH™ Low Smoke and Fume, Non-Halogen Solutions (Chinese language version)

Our best full year forecast using present information is an adjusted EBITDA range of One-time payout associated with deferred compensation plans SEARCH INVESTOR NEWS

A recording of the webcast and the slide presentation will be available at avient.com/investors/events-presentations immediately following the conference call and will be accessible for one year. Our expanding portfolio of offerings includes colorants, advanced composites, functional additives, engineered materials, and Dyneema®, the world's strongest fiber™. SEARCH INVESTOR NEWS