The results are sink marks and cracking.

Sales EBITDA Specialty Engineered Materials Color Additives and Inks $585M$3,635M (1) Transportation 9% Healthcare 8% 29 C O L O R , A D D I T I V E S & I N K S 2022 REVENUE | $2 .3 B ILL ION US & Canada 35% EMEA 40% Asia 20% Latin America 5% END MARKET REGION 30 Packaging 33% Consumer 22% Healthcare 9% Industrial 15% Transportation 8% Building & Construction 11% Telecommunications 1% Energy 1% Figures represent 2022 full year estimates S P E C I A LT Y E N G I N E E R E D M AT E R I A L S 2022 PRO FORMA REVENUE | $1 .3 B ILL ION END MARKET US & Canada 50% EMEA 35% Asia 15% REGION 31 Figures represent 2022 full year estimates Packaging 5% Consumer 19% Healthcare 8%Industrial 16% Transportation 10% Telecommunications 10% Energy 9% Defense 15% Building & Construction 8% Packaging 31% Consumer 28% Healthcare 8% Industrial 13% Building & Construction 5% Telecommunications 3% Energy 2% Defense 1% Asia (20% of sales) Transportation 9% 2022 PROFORMA AVIENT REGIONAL SALES BY END MARKET Packaging 29% Consumer 13% Healthcare 5% Industrial 17% Building & Construction 11% Energy 5% Defense 7% EMEA (35% of sales) Transportation 10% Packaging 14% Consumer 23% Healthcare 11% Industrial 15% Building & Construction 12% Energy 5% Defense 7% US & Canada (40% of sales) Transportation 7% Packaging 49% Consumer 22% Healthcare 8% Industrial 9% Building & Construction 6% Telecommunications 1% LATAM (5% of sales) Transportation 5% Telecommunications 3%Telecommunications 6% Figures represent 2022 full year estimates32

Solutions that Support the Circular Economy REDUCED ENERGY USE CESA™ Dry Additives CESA™ Release Additives OnCap™ CTR Process Optimization ColorMatrix™ Joule™ & Smartheat™ Infrared Absorber Specialty Low Cure Inks SiteCool™ Infrared Absorption Technologies BIO-DERIVED CONTENT reSound™ OM Bio-Derived Thermoplastic Elastomers reFlex™ Bio-Derived Plasticizer OnCap™ Bio Additives OnColor™ Bio Colorants reSound™ Natural Fiber Reinforced Formulations LIGHTWEIGHTING Glasforms™ Pultrusion Technologies Polystrand™ Continuous Fiber Composites IMPROVED RECYCABILITY CESA™ IR Black Additives CESA™ Extend Additives ColorMatrix™ Lactra™ SX Light Blocking Additive for PET ColorMatrix™ Ultimate™ UV Light Barrier ColorMatrix™ Capture™ Oxygen Scavenger for PET ColorMatrix™ Triple A™ Acetaldehyde Scavenging Additives ColorMatrix™ Reprize™ IV Builder for PET OnColor™ IR Sortable Black for Recyclable Packaging Bergadur™ Post-Industrial Recycled Content Polyester Formulations Nymax™ PIR Post-Industrial Recycled Nylon Formulations Maxxam™ FR Flame Retardant Polyolefin Formulations Predictions Gartner predicts circular economies will replace linear economies in 10 years, noting that supply chain leaders must adapt to circular models in order to keep up in a marketplace with a growing emphasis on sustainability.

Sales EBITDA Specialty Engineered Materials Color Additives and Inks $585M$3,635M (1) Transportation 9% Healthcare 8% 29 C O L O R , A D D I T I V E S & I N K S 2022 REVENUE | $2 .3 B ILL ION US & Canada 35% EMEA 40% Asia 20% Latin America 5% END MARKET REGION 30 Packaging 33% Consumer 22% Healthcare 9% Industrial 15% Transportation 8% Building & Construction 11% Telecommunications 1% Energy 1% Figures represent 2022 full year estimates S P E C I A LT Y E N G I N E E R E D M AT E R I A L S 2022 PRO FORMA REVENUE | $1 .3 B ILL ION END MARKET US & Canada 50% EMEA 35% Asia 15% REGION 31 Figures represent 2022 full year estimates Packaging 5% Consumer 19% Healthcare 8%Industrial 16% Transportation 10% Telecommunications 10% Energy 9% Defense 15% Building & Construction 8% Packaging 31% Consumer 28% Healthcare 8% Industrial 13% Building & Construction 5% Telecommunications 3% Energy 2% Defense 1% Asia (20% of sales) Transportation 9% 2022 PROFORMA AVIENT REGIONAL SALES BY END MARKET Packaging 29% Consumer 13% Healthcare 5% Industrial 17% Building & Construction 11% Energy 5% Defense 7% EMEA (35% of sales) Transportation 10% Packaging 14% Consumer 23% Healthcare 11% Industrial 15% Building & Construction 12% Energy 5% Defense 7% US & Canada (40% of sales) Transportation 7% Packaging 49% Consumer 22% Healthcare 8% Industrial 9% Building & Construction 6% Telecommunications 1% LATAM (5% of sales) Transportation 5% Telecommunications 3%Telecommunications 6% Figures represent 2022 full year estimates32

Laser Marking Additives

Increase gate size to allow higher flow rate and lower molded in stress Sink Marks Part Geometry too thick 1.

Garratt Senior Vice President, President, Color, Additives and Inks, EMEA Joel R. Total attainment for consolidated Avient and Color, Additives and Inks ("CAI") (applicable for Mr. Garratt Senior Vice President, President, Color, Additives and Inks, EMEA Joel R.

These novel TPEs have no flow marks and showed fast cycle times, which are important commercial considerations.

S A F E T Y F I R S T PolyOne Corporation 7 Injuries per 100 Workers Spartech Acquisition 1.3 1.1 1.1 0.85 0.65 0.57 0.54 0.97 0.84 0.74 0.74 0.69 0.51 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 G R E A T P L A C E T O W O R K PolyOne Corporation 8 * Pro Forma for sale of DSS Operating Income % of Sales 2006 Q3 YTD 2019 Color, Additives & Inks 1.7% 15.5% Specialty Engineered Materials 1.1% 11.8% Distribution 2.6% 6.3% 2009 2010 2011 2012 2013 2014 2015 2016*2017* 2018 $2.43 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 9 10 $0.13 $0.68 $0.82 $1.00 $1.31 $1.80 $1.96 $2.06 $2.21 A D J U S T E D E P S E X P A N S I O N 2018 2019E $1.65 $1.51 Pro Forma for sale of PP&S T R A N S F O R M A T I O N H E A D L I N E S PolyOne Corporation 10 C O M M O D I T Y T O S P E C I A L T Y T R A N S F O R M A T I O N PolyOne Corporation 11 • Volume driven, commodity production • Heavily tied to cyclical end markets • Performance largely dependent on non- controlling joint ventures • Shift to value-based selling & an innovative culture • New leadership team appointed • Implementation of four pillar strategy • Investment in commercial training and innovation • Faster growing, high margin focus • Accelerated growth with world class vitality index • Significant commercial resource additions • Expanded margins with specialty focus • Acquired strategic, bolt-on companies to expand technology offerings and improve geographic breadth Volume Value Transformation The Future 2006 - 2013 2013 – 20192000-2005 2006 - 2013 • Landmark portfolio transformation creates specialty growth company • Sustainability / mega- trends drive above market growth 2020 and Beyond F I T W I T H F O U R P I L L A R S T R A T E G Y PolyOne Corporation 12 Specialization • Innovation-led organization with heavy emphasis on R&D • World-class expertise in color formulation • Strong presence in specialty end markets including Consumer, Packaging and Healthcare Globalization • Diverse geographic portfolio with an established presence in every major region • Expands PolyOne’s ability to serve customers in key growth areas including India, China and Southeast Asia Operational Excellence • Extensive manufacturing footprint with 46 facilities • Organizational focus on optimizing supply chain to better serve customers • Color design expertise Commercial Excellence • Value-focused salesforce with vast experience marketing and commercializing specialty technologies • Diverse customer portfolio with established OEM’s People Experienced and talented associates with a winning mentality L E V E R A G I N G G L O B A L M E G A T R E N D S 13 Facilitate alternative energy solutions Light- weighting Reduce packaging materials Improve recyclability Reduce spread of infection 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 EC O N S U M E R PolyOne Corporation E N D M A R K E T T R A N S F O R M A T I O N PolyOne Corporation 14 Building & Construction 5% 2006 2019E PF* 4% 12% 10% 18% 8% 20% 2006 2019E PF* Healthcare Consumer Packaging 50% 22% High Growth End Markets Percentage of Total Revenue 38% * 2019E Pro Forma for PP&S Divestiture and Clariant Color & Additive Masterbatch business E N D M A R K E T T R A N S F O R M A T I O N PolyOne Corporation 15 Packaging 8% Building & Construction 38% Wire & Cable 11% Industrial 10% Electrical & Electronic 7% 2006 2019E PF* Healthcare 4% Transportation 12% Consumer 18% Building & Construction 5% Wire & Cable 6% Industrial 12% Electrical & Electronic 5% Appliance 3% Textiles 6% Transportation 13% Healthcare 12% Packaging 20% Consumer 10% * 2019E Pro Forma for PP&S Divestiture and Clariant Color & Additive Masterbatch business C O M P L E M E N T A R Y G E O G R A P H I C P R E S E N C E PolyOne Corporation 16 United States 38% Europe 33% Asia 19% Canada 4% Latin America 6% United States 22% Europe 40% Asia & Middle East 31% Canada 1% Latin America 6% Color & Engineered Materials Clariant Color & Additive Masterbatch Business Net Sales by Geographic Region United States 31% Europe 36% Asia & Middle East 24% Canada 3% Latin America 6% Pro Forma Color & Engineered Materials 531 710 1,042 130 164 208 504 663 880 2014 2018 2019E PF* R&D / Technical Marketing Sales PolyOne Corporation 17 + 34% + 26% + 32% E X P A N S I O N O F COMMERCIAL RESOURCES D R I V I N G G R O W T H $2.9 $2.9 $3.5 2015 2016 2017 2018 2019E PF Total + 9% Organic + 5% Revenue in Billions Total + 10% Organic + 7%+ 47% + 27% + 33% $4.0 $3.2 2019E PF* * 2019E Pro Forma for PP&S Divestiture and Clariant Color & Additive Masterbatch business P R I O R A C Q U I S I T I O N S : P R O O F O F P E R F O R M A N C E PolyOne Corporation 18 Commercial Resources Operating Income ($ in millions) Operating Margins 243 340 At Acquisition 2018 $36 $96 At Acquisition 2018 11% 20% At Acquisition 2018 Established Acquisitions (> 7 years) + 40% + 165% + 900 bps U N I F I E D F O C U S O N S U S T A I N A B I L I T Y PolyOne Corporation 19 2006 - 2013 2013 – 2019 PEOPLE PRODUCTS PLANET PERFORMANCE PolyOne Clariant Color & Additive Masterbatch Business • Building mini-recycling plants to facilitate customer projects on design for recycling - CycleWorks • Uses packaging additives & colorants to improve recyclability and enhance automated sorting • Manufactures oxygen scavengers to extend shelf-life of perishable items and reduce material requirements • Combines UV-blocking additive colorants & other barriers to prevent spoilage and waste • Offers spin-dyeing solutions that use significantly less water than traditional methods, allowing for sustainable coloration of textiles • Produces infrared absorbing additives that reduce energy requirements for bottle manufacturing ($ in millions) PolyOne (Continuing Operations) Clariant Color & Additive Masterbatch Business Synergies New PolyOne 2019E Total Sales $2,860 $1,150 $4,010 2019E Adjusted EBITDA $310 $130 $60 $500 % Margin 10.8% 11.3% 12.5% 2019E CapEx $60 $85 % Sales 2.1% 2.1% 2019E Free Cash Flow $170 $250 2019E Adjusted EPS $1.65 $2.22 2019E PF Adjusted EPS $1.65 $2.50 P O L Y O N E + C L A R I A N T C O L O R & A D D I T I V E M A S T E R B A T C H B U S I N E S S PolyOne Corporation 20 (1) Excludes step-up of depreciation & amortization related to purchase accounting of transaction (1) $0.85/share O V E R 8 5 % O F A D J U S T E D E B I T D A F R O M S P E C I A L T Y PolyOne Corporation 21 46% 66% 0% 20% 40% 60% 80% 100% 2005 2010 2015 2019E PF % o f A d ju s te d E B IT D A * JV's Performance Products & Solutions Distribution Specialty 7% 87% * Adjusted EBITDA is EBITDA excluding corporate costs and special items ** 2019E Pro Forma for PP&S Divestiture and Clariant Color & Additive Masterbatch business acquisition with synergies Specialty EBITDA $14M $117M $273M $500M ** PolyOne Corporation 22 T R A N S A C T I O N O V E R V I E W • Expected mid-2020, subject to regulatory approvals and customary closing conditions Closing Conditions / Timing • Committed financing in place • Permanent financing to be combination of available cash on-hand, new debt and equity component to limit leverage • Equity issuance of $400 to $500MM • Target net leverage below 3.5x, 3.1x synergized, with intention to de-lever below 3.0x within 2 years PolyOne Corporation 23 • $1.45 B net purchase price • Represents 11.1x adjusted EBITDA (excluding synergies), 7.6x adjusted EBITDA (including synergies) • Pre-tax synergies of $60MM expected to be fully realized by the end of 2023 • Synergies realized from sourcing, operational, technology / commercial, and general administrative Transaction Value Synergies Financing Estimated Synergy Breakdown $60MM • Expect EBITDA synergies of $60MM – Proven integration expertise with a decade of acquisition experience – Administrative synergies reflect reduction of duplicative internal and third-party costs • Run rate synergies of $20MM by the end of Year 1 with $60MM achieved by the end of Year 3 • Significant additional opportunity for geographical expansion – Clariant Color & Additive Masterbatch business has complementary regional presence in key growth areas including India & Southeast Asia • Opportunity to accelerate growth with a combined portfolio of innovative solutions aligned with sustainability megatrends Sourcing 40% Operational 30% Administrative 30% PolyOne Corporation 24 S I G N I F I C A N T S Y N E R G Y O P P O R T U N I T I E S C A P I T A L S T R U C T U R E / L E V E R A G E PolyOne Corporation 25 At Close Year 1 Year 2 3.2x 3.5x 3.1x 2.6x Pro Forma with Synergies 2019E PF Two year leverage goal (1) Pro Forma Capitalization is for illustrative purposes only; amounts may vary depending on various market and other factors.

COLOR PVC PE/PP/PUR PS ABS ACETAL PBT NYLON PC/PES OM55488TR N/A TR Amethyst # *200+ NS 260+ 260+ NS 265+ NS 300 OM89050TR N/A TR Brown NS NS 260+ 280+ NS 265 NS 300 OM0279HT N/A Diamond White 200+ 280+ 260+ 280+ 200+ 265 280+ 300+ OM0447HT N/A Cumulus 200+ 280+ 260+ 280+ 200+ 265 280+ 300+ OM1739HT N/A Melon Yellow # *200+ NS 260+ 260+ NS 265 300+ 300+ OM1740HT N/A Pineapple # *200+ NS NS 260+ NS 265 300+ 300+ OM1829HT N/A Hornet # *200+ NS NS 260+ NS 265 300+ 300+ OM2264HT N/A Fresh Orange # *200+ NS NS NS NS 265 300+ 300+ OM3930HT N/A Deep Red # *200+ NS 260+ 260+ NS 265 300+ 300+ OM3940HT N/A Sunset # *200+ NS NS NS NS 265 300+ 300+ OM4217HT N/A Claret # *200+ NS 260+ 260+ NS 265 300+ 300+ OM33049HT N/A Lava # *200+ NS NS NS NS 265 300 300 OM33050HT N/A Poinsettia # *200+ NS NS NS NS 265 300 300 OM66148HT N/A Mid Green 200+ 280+ 260+ 260+ 200+ 265 300+ 300+ OM66294HT N/A Forest Green # NS NS NS NS NS 265 280+ 300+ OM66295HT N/A Astro # *200+ NS 260+ 280+ NS 265 280+ 300+ OM77323HT N/A Dolphin 200+ 280+ 260+ 280+ 200+ 265 280+ 300+ OM77324HT N/A Slate 200+ 280+ 260+ 280+ 200+ 265 280+ 300+ OM0038 N/A Value White 200+ 260+ 260+ 280+ 200+ 265 280+ 300+ OM0246 N/A Stone Effect 200+ 260 280 280+ NS 265 280 300 OM0299 N/A Pearl 200+ 260+ 260+ 280+ 200+ 265 280 300 OM0589 N/A Metallic Sand 200+ 280 260+ 280+ 200+ 265 300 300 OM0590 N/A Autumn Gold 200+ 280 260+ 260 200+ 255 NS NS OM0592 N/A Tropical Pearl 200+ 260 260 260 200+ 250 NS NS OM0593 N/A Inca Gold 200+ 280 260+ 280+ 200+ 250 280 280 OM0797TR N/A Sparkle 200+ NS 280 280 200 265 280 300 OM1339 N/A Value Yellow 200+ 280 280 280+ 200+ 265 280 300 OM5972 N/A Value Blue 200+ 280+ 260+ 280+ 200+ 265 280+ 300+ OM9074 N/A Odyssey 200+ 280 260+ 280+ 200+ 265 300 300 OM33074 N/A Spanish Earth 200+ 280 260 260 200+ 250 NS NS OM33075 N/A Sunset Pearl 200+ 280 260 260 200+ 250 NS NS OM33100TR N/A Pink Sparkle NS NS 260 260 NS NS NS NS OM33111 N/A Value Red 200+ 240 220+ NS 200+ NS NS NS OM55559 N/A Soft Lilac 200+ 280 260 250 200+ 265 NS 280 OM55561 N/A Atlantic Pearl 200+ 280 260+ 280 200+ 265 280 280 OM55563 N/A Midnight Satin 200+ 280 260+ 280 200+ 265 200 280 OM55564 N/A Frost Bite 200+ 280 260 260 200+ 265 NS 280 OM55565 N/A Winter Wind 200+ 280 260+ 280+ 200+ 265 280 300 OM55566 N/A Mirage 200+ 280 260 260 200+ 265 NS 280 OM55567 N/A Purple Silk 200+ 260 250 250 200+ NS NS NS OM55666TR N/A Blue Sparkle NS NS 260+ 260+ NS 265 NS 280 OM55700TR N/A Violet Sparkle NS NS 260 260 NS 265 NS 300 OM66302 N/A Bottle Green 200+ 280+ 260+ 280+ 200+ 265 NS 300+ OM66344 N/A Arctic Moss 200+ 280 260+ 280+ 200+ 265 280 300 OM66345 N/A Grape 200+ 280 260+ 270 200+ 260 NS 280 OM66380 N/A Value Green 200+ 280+ 260+ 280+ 200+ 265 280+ 300+ OM77450 N/A Value Grey **200+ 280+ 260+ 280+ 200+ 265 280+ 300+ NOTES * Suitable for use in all PVC except plasticized PVC ** Suitable for use in all PVC except tin stabilized PVC + Potential use at temperatures above those indicated NS Not suitable for use in polymer indicated # Contains dyestuff which will migrate from PE/PP and all other polyolefins OMNICOLOR™ COLOR CHART White UK OM0001 Stock US OC0UFB Sherbert Lemon UK OM1753 US Not Available Flame Red UK OM3820 Stock US OC3SAJ Cerise UK OM4219 US Not Available Bright White UK OM0005 Stock US OC0UFC Linen UK OM1831 US Not Available Lobster Red UK OM3849 Stock US OC3SAK Sky Blue UK OM5001 Stock US OC5UFB Polar White UK OM0330 Stock US OC0UFD Buttermilk UK OM1832 US Not Available Tomato Red UK OM3850 Stock US OC3UFJ Powder Blue UK OM5009 Stock US OC5SAD Coconut UK OM0332 Stock US OC0SAD Chick UK OM1834 US Not Available Fuchsia UK OM3853 US OC3SAL Mid Blue UK OM5011 Stock US OC5UFD Magnolia UK OM1275 Stock US OC0UFF Custard UK OM1839 US Not Available Admiral Red UK OM3856 US OC3SAM Royal Blue UK OM5027 Stock US OC5UFF Vanilla UK OM1293 Stock US OC0SAE Yolk UK OM1845 US Not Available Cardinal Red UK OM3861 Stock US OC3UFM Pale Blue UK OM5034 Stock US OC5SAF Sunflower Yellow UK OM1625 Stock US OC1SAE Seville Orange UK OM2239 Stock US OC2UFB Fire Engine Red UK OM3864 US OC3SAN Navy Blue UK OM5065 US OC5SAG Daffodil Yellow UK OM1637 Stock US OC1SAF Mandarin Orange UK OM2243 US OC2SAE Rocket Red UK OM3872 Stock US OC3SAP Ultra Blue UK OM5179 Stock US OC5UFI Citrus UK OM1690 Stock US OC1UFD Pumpkin UK OM2250 Stock US OC2SAF Raspberry UK OM3879 US OC3SAQ Pacific Blue UK OM5485 Stock US OC5UFJ Banana UK OM1693 Stock US OC1UFE Nectarine UK OM2252 Stock US OC2SAG Brilliant Red UK OM3947 Stock US Not Available Baby Blue UK OM5982 US OC5SAI Jasmine UK OM1696 US OC1SAG Carrot UK OM2291 US Not Available Poppy Red UK OM3951 US Not Available Purple UK OM55094 Stock US OC4UFB Canary Yellow UK OM1700 Stock US OC1UFG Strawberry Red UK OM3223 Stock US OC3SAE Valentine Red UK OM3955 US Not Available Ice Blue UK OM55157 US OC5UFS Marigold UK OM1702 US OC1SAH Rose Pink UK OM3364 US OC3SAF Bubblegum Pink UK OM3958 US Not Available Midnight Blue UK OM55160 US OC5SAH Ivory UK OM1704 Stock US OC8SAF Flesh Pink UK OM3513 US OC2SAH Ruby UK OM33053 US Not Available Cornflower Blue UK OM55162 Stock US OC5UFM Cream UK OM1707 US OC8SAG Cherry Red UK OM3788 US OC3SAH Burgundy UK OM4043 Stock US OC3SAR Sol Yellow UK OM1751 Stock US Not Available Pastel Pink UK OM3801 US OC3SAI Mulberry UK OM4204 Stock US OC4SAA Due to printing or monitor variations, color shown may vary from actual color.