Lowered energy requirements versus painting and the reduction of VOCs also made this masterbatch a more environmentally sustainable solution.

HDPE is not recommended for purging as it can cause delamination or lead to black specks. Sink Marks Melt too hot • Decrease nozzle and barrel temperatures Insufficient material volume • Increase shot size • Increase packing pressure Part geometry too thick • Reduce wall thickness • Reduce rib thickness Processing Guide 5 Flash Injection pressure too high • Decrease injection pressure • Increase clamp pressure • Increase transfer position Excess material volume • Adjust transfer position • Decrease pack pressure • Decrease shot size Melt or mold too hot • Decrease nozzle and barrel temperatures • Decrease mold temperature Loose clamp • Reset mold height • Increase clamp tonnage Shrink Too much shrink • Increase cooling time Too little shrink • Decrease cooling time Burning • Reduce decompression Mold design • Clean, widen and increase number of vents • Increase gate size to reduce shear Wet material • Verify material is dried at proper condition Nozzle Drool Nozzle temperature too hot • Decrease nozzle temperature • Decrease back pressure • Increase screw decompression • Verify material has been dried at proper conditions Incorrect nozzle • Use reverse taper tip Weld Lines Melt front temperatures are too low • Increase pack and hold pressure Mold design • Increase gate size • Identify end of fill pattern and verify proper vent location • Add vents or increase vent width • Move gate location 6 Artisan Pre-Colored Thermoplastics Warp • Increase melt temp • Reduce injection speed • Increase pack pressure • Increase pack time • Decrease mold temperature • Increase cool time Mold design • Non-uniform mold cooling Part design • Non-uniform wall thickness Thermolator incorrect temperature • Check settings • Inspect thermocouple Sticking in Mold Overfilled cavity • Decrease injection rate and pressure • Decrease hold pressure • Decrease cooling time Part too hot • Decrease barrel temperature • Decrease mold temperature • Increase cooling time Mold design • Increase draft angle • Polish cores in direction of ejection Black Specks Contamination • Purge machine Degradation • Reduce melt temperature • Reduce screw speed • Reduce back pressure Machine related • Check for wear on screw, barrel or check ring Delamination • Increase melt temperature • Decrease injection speed • Purge barrel to eliminate material contamination Mold design • Reduce sharp corners in material flow path • Increase venting Processing Guide 7 Discoloration Oversheared material • Decrease melt temperature • Decrease injection speed • Reduce residence time Mold design • Increase gate sizing Dry material • Check moisture of material to ensure it is within the recommended moisture percentage for molding 1.844.4AVIENT www.avient.com Copyright © 2020, Avient Corporation.

% Specific Color Heat BROWN 83MB01 (c) Iron Oxide, Tan HR 60 1.78 PBr-11 1 I/O SBR 83MB02 (c) Iron Oxide, Light 68 2.1 PBr-6 2 C I/O SBR 83MB03 (c) Iron Oxide, Dark 60 1.83 PBr-6 2 C I/O SBR 83EP02 Iron Oxide, Light 69 1.98 PBr-6 2 C I/O EPDM 83EP03 Iron Oxide, Dark 69 1.98 PBr-6 2 C I/O EPDM BLACK 90MB01 (c) Furnace N-330 31 1.2 PBk-7 1 I/O SBR 90MB05 (c) Iron Oxide 60 1.8 PBk-11 2 C I/O SBR 90EP01 Furnace Black 33 1.05 PBk-7 1 I/O EPDM 90EP05 Iron Oxide 55 1.56 PBk-11 2 C I/O EPDM ALUMINUM 61MB01 Aluminum 70 1.5 PM-1 1 I/O SBR 61EP01 Aluminum 60 1.31 PM-1 1 I/O EPDM RS = Red Shade YS = Yellow Shade VYS = Very Yellow Shade BS = Blue Shade VBS = Very Blue Shade GS = Green Shade NC = Non-Crystallizing HR = Heat-Resistant (a) = Potential Migration at Low Use Levels (b) = Poor Alkali Resistance - Not Recommended for Open Steam Cure (c) = Six Month Shelf Life LIGHTFASTNESS I = Indoor Only I/O = Indoor or Outdoor Mass = Outdoor Masstone Application Only C = Some Caution Advised HEAT STABILITY 1 = Above 400°F 2 = 350°F–400°F 3 = Below 350°F C = Some Caution Advised 1.844.4AVIENT www.avient.com Copyright © 2024, Avient Corporation.

https://www.avient.com/products/polymer-colorants/solid-color-masterbatches/oncolor-sc-super-concentrate-technologies

BUILDING MATERIALS RETAILER R O O F I N G M E M B R A N E S • Improve marketing claims for product performance and polymer integrity • Prevent and improve field life, and protect product from the growth and appearance of flora, fungi and algae from outdoor environmental exposures • Ability to convert materials from liquid to solid in order to accommodate advanced manufacturing technique • Seeking OBPA alternative • Delivered a product differentiating solution that eliminated both polymer-degrading microbials and mitigated the flora and fungal accumulation that causes discoloration and staining • Enabled versatility with combined liquid and solid masterbatch solutions • Provided a cost-effective and environmentally friendly OBPA alternative WithStand™ Antimicrobial Additives KEY REQUIREMENTS WHY AVIENT?

https://www.avient.com/products/polymer-colorants/solid-color-masterbatches

Certificate Number: Certificate expiration date: Effective date: 31-10-2022 30-10-2025 Expiry date of previous cycle: 30-10-2022 31-10-2016 ES133794 Scope of certification: MANUFACTURING OF MASTERBATCHES, ADDITIVES AND COMPOUNDS FOR PIGMENTING THERMOPLASTIC MATERIALS USED IN FOOD INDUSTRY ISO 22000:2018 POLIGONO INDUSTRIAL EZCABARTE, C/H, Nº3 - 31194 - ORICAIN - NAVARRA - ESPAÑA AVIENT ESPAÑA, S.L.

https://www.avient.com/products/polymer-colorants/color-additive-combination-masterbatches/smartbatch-combination-colorants-additives Slide 1: Consumer packaged goods company

Plasticos 28, int B102 Santa Clara Coatitla 55540 Ecatepec de Morelos, Estado de México Mexico Scope Category I Production of customer specific Masterbatches for Food packaging materials on the dedicated extrusion lines.

Use of Non-GAAP Measures 4POLYONE CORPORATION INPUTS FORMULATION EXPERTISE SERVICE VALUE Base resins Additives Modifiers Pigments Expertise in Polymer Materials, Services and OEMs Brand Owners Processers Assemblers InVisiO SM Color Services IQ Design Labs LSS Customer First Specialty products & services What We Do Driving customer value 5POLYONE CORPORATION $0.13 $0.68 $0.82 $1.00 $1.31 $1.80 $1.96 $2.06 2009 2010 2011 2012 2013 2014 2015 2016* *Recast for DSS in discontinued operations PolyOne At a Glance Performance Products & Solutions 22% PolyOne Distribution 34% Specialty Engineered Materials 18% Color Additives and Inks 26% 2016 Revenue by Segment Adjusted Earnings per Share 2016 Revenue by Geography United States 60% Europe Latin 9% 7% 10% 6POLYONE CORPORATION 43% 76% 0% 20% 40% 60% 80% 100% 2005 2010 3Q 2017 % o f O p e ra ti n g I n c o m e * *Operating Income excludes corporate charges and special items **LTM 3Q 2017 Specialty OI $5M $87M $275M** JV’s Performance Products & Solutions Specialty MixDistribution Mix Shift Highlights Specialty Transformation Distribution and Contract Manufacturing Businesses 7POLYONE CORPORATION Driving Growth • Refreshed training curriculum for sales force • Upgraded capabilities to generate and capture new business leads • Expanded R&D resources to focus on key platforms Investment in Commercial Resources Commercial Resource Additions* Total Sales CallsSales Opportunity Funnel (in billions) *Sales, Marketing & Technology headcount 8POLYONE CORPORATION *ROIC is defined as TTM adjusted OI after tax divided by the sum of average debt and equity less cash over a 5 quarter period Proof of Performance & 2020 Platinum Vision 12 - 14% 6.5 – 7.5% Consistently Deliver Double Digit Annual EPS Growth 2006 YTD 2017 2020 “Where we were” “Where we are” Platinum Vision ROIC* 5.0% 13.8% Color, Additives & Inks 1.7% 16.4% Specialty Engineered Materials 1.1% 13.1% Performance Products & Solutions 5.5% 11.4% Distribution 2.6% 6.6% 9POLYONE CORPORATION $50 $116 $137 $0 $40 $80 $120 $160 $200 2012 2014 2016 2017 10.8% 11.3% 12.9% 13.8% 10.0% 11.0% 12.0% 13.0% 14.0% 15.0% 2012 2014 2016 3Q 2017 2020 Free Cash Flow (in millions) ROIC* *ROIC is defined as TTM adjusted OI after tax divided by the sum of average debt and equity less cash over a 5 quarter period Free Cash Flow and Improving Returns 15.0% >$200 10POLYONE CORPORATION $0.16 $0.20 $0.24 $0.32 $0.40 $0.48 $0.54 $0.70 $- $0.10 $0.20 $0.30 $0.40 $0.50 $0.60 $0.70 $0.80 $0.90 $1.00 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 Annual Dividend 7 Consecutive Years of Increased Dividends 3-Year Dividend Plan  Announced 30% increase to dividend in October 2017, reflecting strong and sustainable cash flow as well as confidence in future earnings growth  Expect to increase annual dividend 60% or more cumulatively over next three years 11POLYONE CORPORATION $767M Returning Cash to Shareholders $0 $150 $300 $450 $600 $750 2011 2012 2013 2014 2015 2016 3Q Cumulative Share Repurchases (in millions)  Since 2011, we have returned over $950 million to shareholders  $192 million returned through dividends  $767 million returned through share repurchases  Have repurchased 20.8 million shares since early 2013 $767M 12POLYONE CORPORATION  Expanding our sales, marketing, and technical capabilities  Investing in operational and LSS initiatives  ~60 - 70% of capital expenditures fund growth initiatives Organic Growth Acquisitions Share Repurchases Dividends  Targets that expand our: • Specialty offerings • End market presence • Geographic breadth  Growth synergies  Adjacent material solutions  Repurchased 2.0 million shares YTD 2017  Repurchased 20.8 million shares since early 2013  6.5 million shares are available for repurchase under the current authorization  Increased annual dividend by 30% to $0.70 per share, representing the seventh consecutive year of dividend growth Free Cash Flow and Strong Balance Sheet Fund Investment / Shareholder Return 13POLYONE CORPORATION *Specialty Platform revenue from products introduced in last five years Vitality Index Progression* 12% 42% Target ≥ 35% Innovation Drives Earnings Growth Innovation Pipeline Potential $20 $54 Research & Development Spending ($ millions) Phase 1 Frame Opportunity 12 Projects Phase 2 Build Business Case 10 Projects Phase 3 Prototype 21 Projects Phase 4 Scale-up & Test Market 19 Projects Phase 5 Commercial Launch 10 Projects $500 Million $1.4 Billion $700 Million Total Specialty Addressable Market of over $2.6 Billion 14POLYONE CORPORATION Key Innovation Growth Drivers Composites Barrier Additive Technology Fiber Colorants Flame Retardant Polymers  Increasing regulatory drive for halogen replacements  $400m addressable market  Drive to prevent oxygen, light and UV rays from affecting contents in PET packaging, extending shelf life  $200m addressable market  60% of world fiber consumption is synthetic, need to simplify manufacturing and eliminate waste  $300m addressable market  Polymer formulation and process engineering create a pipeline for next generation materials  Drive to replace aluminum and steel with plastics without compromising on strength 15POLYONE CORPORATION  Providing LSS services to small/medium sized customers  54% of associates trained in LSS, with over 125 active black belts  Have trained over 30 customers in LSS methodology  Providing training in Customer Centric Selling Skills with customers  Providing Industrial design and color services to small/medium sized customers  On time delivery above 95% Strengthening relationships: Customer First Through World-Class Service 16POLYONE CORPORATION  Addressable market exceeds $40 billion  Strong performance demonstrates that our strategy and execution are working  Megatrends and emerging opportunities align with strengths  Innovation and services provide differentiation, incremental pricing power and competitive advantage  Strategic reinvestment for growth while returning cash to shareholders  Strong and proven management team driving growth and performance Why Invest In PolyOne? The New PolyOne: A Specialty Growth Company 17POLYONE CORPORATION Segment Highlights 18POLYONE CORPORATION 1.7% 4.6% 5.1% 5.5% 7.2% 8.1% 9.7% 12.2% 14.7% 16.7% 16.0% 16.4% 2016 Revenue: $0.8 Billion United 45% 33% Latin 5% Color, Additives & Inks Packaging (30%) (10%) Textiles (9%) (9%) 19POLYONE CORPORATION 1.1% 1.3% 3.4% 5.1% 9.6% 8.0% 8.6% 9.3% 12.1% 14.7% 14.3% 13.1% Specialty Engineered Materials 2016 Revenue: $0.6 Billion United 51% 27% 20% Consumer (19%) (19%) Electrical & Electronics Healthcare (11%) 20POLYONE CORPORATION 5.5% 6.9% 3.8% 3.6% 5.5% 4.3% 6.3% 7.2% 7.7% 8.3% 12-14% 11.4% 11.1% Performance Products & Solutions 2016 Revenue: $0.7 Billion United 78% 16% Latin Building & Construction (30%) (18%) (16%) (16%) 21POLYONE CORPORATION 36% Distribution 2016 Revenue: $1.1 Billion Key Suppliers ROIC 24% Healthcare 22% 18% Consumer 15% Appliance 6% E & E 5% B & C Packaging W & C 2.6% 3.0% 3.5% 4.0% 4.6% 5.6% 6.4% 5.9% 6.1% 6.6% 6.5 - 7.5% 6.4% 6.6% 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 YTD *After-Tax ROIC http://www.avient.com/Pages/VariationRoot.aspx http://www.avient.com/Pages/VariationRoot.aspx 22POLYONE CORPORATION Target End Markets & Application Examples 23POLYONE CORPORATION Target End Markets… Healthcare Thermally Conductive Technologies Chemical Resistant Technologies Polymer Colorants Elastomeric Grips and Handles Structural Composites Antimicrobial Technologies Anti-Counterfeiting Technologies 24POLYONE CORPORATION Under-hood Components Target End Markets… Automotive Interior Structural Components Sound & Vibration Management Roof Systems Air Management Electronics and Cameras Lighting Fluid Handling Interior Trim Exterior Trim Braces & Brackets Fasteners Seals & Flaps 25POLYONE CORPORATION Target End Markets… Packaging Oxygen Scavenger Technologies Laser Marking Additives Antistatic Technologies UV Light Barrier Technologies Cap & Closure Colorants Process Optimization Technologies Antioxident Technologies Density Modified Technologies 26POLYONE CORPORATION Target End Markets… Consumer Thermally Conductive Components Polymer Colorants Elastomeric Grips and Handles Structural Composite Components 27POLYONE CORPORATION  Impart weight, sound and metallic finish to caps and closures for cosmetics and spirits applications  Elevate quality and prestige perceptions among high-end consumers  Eliminate time and cost associated with secondary operations and assembly Luxury Packaging GravitechTM Density Modified Polymers 28POLYONE CORPORATION Optimize Color Usage OnColorTM Super Concentrates  Eliminate costs by increasing pigment density  Enhance color performance without altering form and formulation  Increasing design capabilities by reducing weight and layer thickness 29POLYONE CORPORATION Combat Bacteria Formation WithStandTM Antimicrobial Technology  Inhibit microbial growth on polymer surfaces  Enhance value or products and devices  Highly versatile concentrate with the ability to be incorporated into a wide variety of products 30POLYONE CORPORATION Medical Device Housings Chemically Resistant Engineered Polymers  Durable, long-lasting products stand up to the most aggressive disinfectants  Minimize environmental stress cracking and discoloration  One of the broadest medically approved polymer and colorant portfolios 31POLYONE CORPORATION Color & Design Services  Greater control of color development and supply chain  Work across entire design process from concept to commercialization  Inspire creativity in the use of polymer materials, colors, and effects  Innovative brand differentiation  Faster development timelines 32POLYONE CORPORATION Outdoor Applications  Leading provider of high performance specialty materials for the recreational and sports & leisure industry  Well positioned across all segments to address market needs  Metal to Polymer Conversion  Lightweighting  Thermal Management  Impact Performance 33POLYONE CORPORATION  ColorMatrix Fiber Colorant  Proprietary advanced liquid color formulations and equipment enable greater efficiency and productivity  Eliminates aqueous dyeing and its associated wastewater treatment  Solid Color Concentrates  Extrusion-spun fibers colored via solid masterbatch Fiber Colorants 34POLYONE CORPORATION Smart Home Devices ResilienceTM Vinyl Solutions  High flame retardancy to meet strict UL standards  Greater processing and design flexibility  Specialized additives provide long term color stability  Diffusive lens materials improve light dispersion 1 Reconciliation of Non-GAAP Financial Measures (Unaudited) (Dollars in millions, except per share data) Senior management uses comparisons of adjusted net income from continuing operations attributable to PolyOne common shareholders, adjusted earnings per share (EPS) attributable to PolyOne common shareholders and adjusted earnings before interest, taxes, depreciation and amortization (EBITDA) to assess performance and allocate resources because senior management believes that these measures are useful in understanding current profitability levels and that current levels may serve as a base for future performance.