I TA L I A N M O L D E R & PA RT P RO D U C E R L U X U R Y T O O T H B R U S H B A S E • Density 4.0 SG • Low water absorption • Good mechanical performance • Chemical resistance to toothpaste and cleaning products • Worked in close collaboration with customer to fully understand material requirements • Provided an alternative to metal with the processing and recyclability benefits of a polymer • Enabled customer to launch innovative new product into the market winning Red Dot Design Award Gravi-Tech™ Density Modified Formulations KEY REQUIREMENTS WHY AVIENT?

Gas Pipe Mfgr Application Snapshot G A S D I S T R I BU T I O N P I P E M A N U FAC T U R E R P R O F I L E E X T R U S I O N • Meet Plastic Pipe Institute (PPI) gas distribution pipe approval requirements for ASTM D2513 and PE2708 MDPE • Reduce the number of quality complaints through enhanced color distribution and consistency • Eliminate late notifications and poor communications with a higher level of customer service from their supplier • Provided a PPI-approved colorant as required with the added benefit of additional UL and NSF approvals • Supplied improved solid colorant formulation resulting in fewer customer complaints • Offered a premier problem solving approach with enhanced communications and increased sense of urgency OnColor™ Yellow Solid Colorant KEY REQUIREMENTS WHY AVIENT?

FIBER MANUFACTURER T E X T I L E S & F A B R I C S • Provide a Product Carbon Footprint (PCF) calculation to align with ISO 14067:2018 and to help in meeting sustainability goals • Procure feedstock from renewable resources • Maintain comparative performance to conventional carbon black • Achieve color stability under xenon arc and TUV testing • Offer solutions for rPET, PP, PE, PBT, and PA6 where a desire for environmentally responsible products exists • Offered sustainable platform approach supported by extensive fiber expertise • Helped meet sustainability targets while attaining all design and engineering goals • Supplied necessary PCF calculation certified by TÜV Rheinland and aligning with ISO 14067 requirements • Provided effective alternative to virgin carbon black • Achieved reductions in CO2e emissions vs.

AUTO DATA CABLE MANUFACTURER C O A X I A L S I G N A L C A B L E J A C K E T • Provide good chemical resistance like that of machine oil • Pass 3,000 hours aging test of finish goods • Have low dielectric property - characteristic impedance of transmission line: 100Ω, capacitance in water: around 102.8pf/m • Provided excellent performance with low dielectric constant to make the jacket layer of signal cables have low capacitance loss • Offered a solution by combining physical and chemical foaming products in the foaming layer to reduce the dielectric constant further • Maintained exceptional mechanical properties under high temperatures Maxxam Polyolefin Formulations KEY REQUIREMENTS WHY AVIENT?

MONOFIL AMENT MA NUFAC TURER P V D F F I L A M E N T E X T R U S I O N • Reduce or eradicate die build-up • Improve predictive and final part quality • Optimize PVDF extrusion for the desired coefficient of friction (CoF) • Reduce energy consumption • Boosted overall production efficiency by minimizing die build-up through use of a PVDF-specific processing aid • Achieved a flawless surface by reducing friction and improving flow for enhanced final part quality • Controlled extrusion pressure to reduce energy required in processing Colorant Chromatics PVDF Processing Aid KEY REQUIREMENTS WHY AVIENT?

X ST-18749-001-1 X LB 20965-001-1 X LB 20965-001-2

X GV SR-15358-5 Blue X GV SR-15364-2 Gold X GV SR-15359-11 Blue

Investor Day P O L Y O N E I N V E S T O R P R E S E N T A T I O N A U G U S T 2 0 1 8 F O R W A R D L O O K I N G S T A T E M E N T S PolyOne Corporation 2 • • • • • • • • • U S E O F N O N - G A A P M E A S U R E S PolyOne Corporation 3 • • • V I S I O N PolyOne Corporation 4 To be the world’s premier provider of specialized polymer materials, services and solutions C O R E V A L U E S P E R S O N A L V A L U E S Honesty IntegrityRespect Operational Excellence Commercial Excellence Specialization Globalization Collaboration ExcellenceInnovation To be the world’s premier provider of specialized polymer materials, services and solutions S A F E T Y F I R S T PolyOne Corporation 5 1.3 1.1 1.1 0.85 0.65 0.57 0.54 0.97 0.84 0.74 0.74 0.69 0.57 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 YTD Injuries per 100 Workers Spartech Acquisition PolyOne Corporation 6 P O L Y O N E 2 0 1 7 R E V E N U E | $ 3 . 2 B I L L I O N Transportation 18% Industrial 16% Consumer 12% Packaging 11% Healthcare 11% Wire & Cable 9% Appliance 5% United States 59% Europe 14% Asia 10% Latin America 9% Canada 8% PolyOne Distribution 34% Performance Products & Solutions 21% Specialty Engineered Materials 19% Color Additives & Inks 26% Segment End Market Geography Building & Construction 12% Electrical & Electronics 6% 2009 2010 2011 2012 2013 2014 2015 2016* 2017* P R O O F O F P E R F O R M A N C E C O N S E C U T I V E Y E A R S PolyOne Corporation 7 8 $0.13 $0.68 $0.82 $1.00 $1.31 $1.80 $1.96 $2.06 $2.21 2006 2017 “Where we were” “Where we are” ROIC** 5.0% 14.0% Operating Income % of Sales Color, Additives & Inks 1.7% 15.5% Specialty Engineered Materials 1.1% 12.1% Performance Products & Solutions 4.3% 10.7% Distribution 2.6% 6.3% A D J U S T E D E P S E X P A N S I O N S U S T A I N A B L E P A T H T O D O U B L E - D I G I T E P S G R O W T H PolyOne Corporation 8 P E O P L E P R O D U C T S P L A N E T P E R F O R M A N C E Double digit annual EPS growth strategic acquisitions Innovate 600K-1M commercial resources 6-8% Double acquired margins Lean Six Sigma commercial excellence 531 689130 157 504 633 2014 Q2 2018 R&D / Technical Marketing Sales PolyOne Corporation 9 Increased commercial headcount + 28% + 18% + 23% Generating opportunities 35% 25% 1,000 $1.0B Enhancing efficiency 8% 20% I N V E S T M E N T I N C O M M E R C I A L R E S O U R C E S D R I V I N G G R O W T H Lead Specialists T H E E V O L V I N G C U S T O M E R R E L A T I O N S H I P PolyOne Corporation 10 Expanded Path Traditional Path Strategic Accounts/ Field Sales Business Development Customer Service Web and Social Media Inside Sales PolyOne Corporation 11 Investments in digital and dedicated inside sales to improve customer experience 80% increase in leads (from 6,000 to 11,000) driven by website, phone, and online chat E X P A N D E D P A T H A D D I N G C U S T O M E R T O U C H P O I N T S 4 21 2014 2017 Inside sellers $11M $88M 2014 2017 Inside sales/digital revenue N E W R E S O U R C E S F U E L I N G T H E F U T U R E PolyOne Corporation 12 P O L Y O N E S A L E S F U N N E L +34% 2014 $3.0 billion 2017 $4.0 billion A L I G N I N G W I T H T R E N D S F O R G R O W T H T R A N S P O R T A T I O N P A C K A G I N G H E A L T H C A R E C O N S U M E R PolyOne Corporation 13 Facilitate alternative energy solutions Light- weighting Reduce packaging materials Improve recyclability Reduce spread of infection I N N O V A T I O N PolyOne Corporation 14 Customization 55% M&A 30% Innovation Pipeline 15% Innovation comes from Research & Development Spend Vitality Index 12% 38% 2006 2017 $20 $52 2006 2017 Transformational Adjacent Core 3 H O R I Z O N S O F D E V E L O P M E N T PolyOne Corporation 15 Market Technical I N N O V A T I O N I N N O V A T I O N P I P E L I N E PolyOne Corporation 16 PrototypeFrame Opportunity Scale-up & Test Market Build Business Case Commercial Launch (since 2015) Phase 1 Phase 2 Phase 3 Phase 4 Phase 5 8 5 6 2 1 15 4 10 5 11 4 5 7 Breakthrough Platform Derivative F L A M E R E T A R D A N T P O L Y M E R S A D V A N C E D C O M P O S I T E S B A R R I E R M A T E R I A L S C O L O R A N T T E C H N O L O G I E S T H E R M O P L A S T I C E L A S T O M E R S I N N O V A T I O N S P O T L I G H T : C O M P O S I T E S PolyOne Corporation 17 C O M P O S I T E S R E F R E S H E R PolyOne Corporation 18 Fiber Polymer Composite S T R A T E G I C I N V E S T M E N T H I S T O R Y Thermoplastic Composites Long Fiber Reinforced Thermoplastics Continuous Fiber Thermosets Long Fiber Reinforced Thermoplastics Continuous Fiber Thermosets 2012 2015 20162009 2011 2018 PolyOne Corporation 19 C O M P O S I T E S I N T R A N S P O R T A T I O N PolyOne Corporation 20 W A T E R C R A F TR A I L H E A V Y T R U C K PolyOne Corporation 21 Safety Technology Geography Service FinancialPeople 8-10% with ability to double I N V E S T - T O - G R O W M & A S T R A T E G Y PolyOne Corporation 22 Capture sourcing synergies Cross-sell & blend technology 8-10% operating margins I N V E S T - T O - G R O W M & A P L A Y B O O K Protect customers Retain employees Implement LSS to drive efficiency improvements Innovate with combined portfolio Safety First! T H E N E W P O L Y O N E : A S P E C I A L T Y G R O W T H C O M P A N Y       S E R V I C E : T H E T I M E L E S S D I F F E R E N T I A T O R PolyOne Corporation 29 T A L E N T D E V E L O P M E N T PolyOne Corporation 30 Leadership Program Participants 2012 2013 2014 2015 47 0 86 2016 2018 125 169 315 Campus Hires 2008 2011 2014 2017 0 25 90 47 PolyOne LSS Blackbelts 2008 2011 2014 2018 0 67 220 147 2018 141 A U N I Q U E C U S T O M E R E X P E R I E N C E Industrial Design I Q D E S I G N L A B S PolyOne Corporation 31 Material & Color Expertise Manufacturing Expertise 3 14 2014 2017 Industrial designers $0 $7M 2014 2017 $4M $40M 2014 2017 Opportunity funnel New business revenue L S S C U S T O M E R F I R S T PolyOne Corporation 32 Customer Projects 2014 2017 2 85 3 D P R I N T I N G B R I N G I N G N E W I D E A S T O L I F E PolyOne Corporation 33 PolyOne Corporation 34 M O N T H M O N T H M O N T H M O N T H M O N T H M O N T H 99.9% up to 24 weeks 6 hours C O L O R M A T R I X S E L E C T ™ I N N O V A T I N G W I T H P O L Y O N E PolyOne Corporation 35 S E G M E N T H I G H L I G H T S C O L O R , A D D I T I V E S & I N K S E N D M A R K E T S & S O L U T I O N S PolyOne Corporation 36 Solid Colorants Performance Additives Screen Printing Inks Liquid Colorants Packaging 27% Industrial 14% Textiles 12% Building & Construction 10% Wire & Cable 10%Transportation 8% Consumer 7% Healthcare 6% Electrical & Electronics 3% Appliance 3% Operating Income & MarginRevenue by Region C O L O R , A D D I T I V E S & I N K S 2 0 1 7 R E V E N U E | $ 8 9 3 M I L L I O N $4 $25 $104 $139 0.9% 5.5% 12.2% 15.5% 2005 2009 2013 2017 PolyOne Corporation 37 Europe 32% United States 46% Asia 15% Canada 1% Mexico 4% Brazil 2% S P E C I A L T Y E N G I N E E R E D M A T E R I A L S E N D M A R K E T S & S O L U T I O N S PolyOne Corporation 38 Engineered Formulations Advanced Composites Thermoplastic Elastomers Consumer 20% Transportation 19% Wire & Cable 13% Healthcare 11% Industrial 8% Packaging 7% Appliance 4% Building & Construction 3% Electrical & Electronics 15% S P E C I A L T Y E N G I N E E R E D M A T E R I A L S Revenue by Region Operating Income & Margin 2 0 1 7 R E V E N U E | $ 6 2 4 M I L L I O N PolyOne Corporation 39 $21 $57 $76 0.1% 5.1% 9.3% 2005 2009 2013 2017 Europe 28% United States 48% Asia 22% Canada 2% 12.1% P E R F O R M A N C E P R O D U C T S & S O L U T I O N S E N D M A R K E T S & S O L U T I O N S PolyOne Corporation 40 Specialty Vinyl Solutions Healthcare Formulations Smart Device Materials Flame Retardant Polymers Building & Construction 30% Industrial 18% Transportation 16% Wire & Cable 15% Appliance 7% Packaging 5% Consumer 5% Electrical & Electronics 3% Healthcare 1% Asia 2% United States 77% Mexico 5% Canada 16% P E R F O R M A N C E P R O D U C T S & S O L U T I O N S Operating Income & MarginRevenue by Region 2 0 1 7 R E V E N U E | $ 7 2 1 M I L L I O N $40 $33 $56 $77 4.6% 3.6% 7.2% 10.7% 2005 2009 2013 2017 PolyOne Corporation 41 $886 $668 $773 $721Sales D I S T R I B U T I O N E N D M A R K E T S & S U P P L I E R S PolyOne Corporation 42 Transportation 23% Healthcare 22% Industrial 18% Consumer 15% Appliance 7% Electrical & Electronics 6% Building & Construction 4% Packaging 3% Wire & Cable 2% $20 $25 $63 $73 2.9% 4.0% 5.9% 6.3% 2005 2009 2013 2017 Operating Income & Margin2017 Revenue | $1.2 Billion http://www.polyone.com/Pages/VariationRoot.aspx T A R G E T E N D M A R K E T S & A P P L I C A T I O N E X A M P L E S PolyOne Corporation 43 Thermally Conductive Technologies Chemical Resistant Technologies Polymer Colorants Elastomeric Grips and Handles Structural Composites Antimicrobial Technologies Anti-Counterfeiting Technologies Target End Markets… Healthcare Catheter Technologies Under-hood Components Target End Markets… Automotive Interior Structural Components Sound & Vibration Management Roof Systems Air Management Electronics and Cameras Lighting Exterior / Interior Trim Braces 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X GT-13791-1B X GT-13791-1C X HC 188477#SR-13675 Blue

Performance advantages: • Non-conductive: formulations engineered to optimize composite dielectric properties • Lightweight: up to 80% lighter than porcelain, reducing installation time and cost • High strength: high tensile, compressive, flexural and inter-laminar shear strength to support various design configurations and line loads • Flexible: deflect and return to original shape for load dampening to minimize damages and outages • Durable and shatter resistant vs. ceramic and glass, and UV and corrosion resistant for long service life INSULATORS AND ARRESTERS OVERHEAD SWITCH RODS CROSSARMS AND BRACES COMPOSITE POLES GUY INSULATORS Electrical Transmission & Distribution Applications COMPONENT DESCRIPTION SIZES Insulators for transmission and distribution Suspension insulators Epoxy/corrosion resistant glass rods .625" to 1.25" diameter Line post and station post insulators Epoxy/glass fiber rods 1.50" to 4.74" diameter Arresters Cage type Polyester or vinyl ester/glass fiber rods .125" to .50" diameter Custom tubular Polyester, vinyl ester or epoxy/ glass fiber custom shapes 2.0" to 6.0" envelope size Pole line construction Conductor standoff and equipment support arms Polyester/glass fiber rods 1.50" to 2.00" diameter Guy strain insulators Polyester/glass fiber rods 0.50" to .812" diameter Cross arms Tangent and deadend, support braces Polyester/glass fiber rectangular tubes 3.62" x 4.62" and 4.0" x 6.0" rectangular Utility poles Composite poles Polyester/glass fiber hollow custom tubes 10" to 14" diameter, typical lengths 40' to 110' Pole line construction, cross arms, rods, and utility poles feature an integral fabric surfacing veil for long-term weather resistance and retention of properties.