Autoinjector Pen - Avient Application Study.mm (1) AUTO-INJECTOR APPLICATION STUDY M A T E R I A L T E C H N O L O G I E S + S E R V I C E S F O R N E X T G E N E R A T I O N D E S I G N S Avient Corporation 1 Avient Corporation 2 Innovating Design Medical innovations and plastics have gone hand-in-hand to make healthcare safer, cleaner, and more accessible for all.

Use of Non-GAAP Measures Page 3 -150.00% -50.00% 50.00% 150.00% 250.00% 350.00% PolyOne S&P 500 Page 4 All time high of $32.32 October 21st, 2013 • 16 consecutive quarters of double digit EPS growth • 42% CAGR adjusted EPS expansion 2006-2012 • YTD stock price has increased 56% versus 22% growth in the S&P • Six fold increase in market cap: $0.5b $3.0b Strategy and Execution Drive Results PP&S 15% Specialty 60% Distribution 25% 0.12 0.27 0.21 0.13 0.68 0.82 1.00 2.50 $0.00 $0.25 $0.50 $0.75 $1.00 $1.25 $1.50 $1.75 $2.00 $2.25 $2.50 2006 2007 2008 2009 2010* 2011* 2012* 2015 Target Ad ju st ed E ar ni ng s P er S ha re Appliance 6% Building & Construction 13% Wire & Cable Electrical & Electronics 4% Consumer Packaging 18% Industrial 10% Misc. 5% HealthCare Transportation 16% Textiles 1% United States 70% Europe 14% Canada 8% Asia 5% Latin America 3% 2012 Revenues: $4.0 Billion* End Markets* 2012 Revenues: $4.0 Billion* EPS Page 5 * Pro Forma includes FY2012 results for Spartech (11/03/12 YE) and Glasforms & excludes discontinued operations PolyOne At A Glance * Restated to exclude discontinued operations Old PolyOne Transformation *Operating Income excludes corporate charges and special items 2% 34% 43% 63% 65- 75% 0% 20% 40% 60% 80% 100% 2005 2008 2010 YTD 2013 2015 % o f O pe ra tin g In co m e* JV's PP&S Distribution Specialty Specialty OI $5M $46M $87M $153M Target Mix Shift Highlights Specialty Transformation 2015 Target Page 6 2006 YTD 2013 2015 Where we were Where we are Organic Consolidated Target 1) Operating Income % Specialty: Global Color, Additives & Inks 1.7% 12.8% 12.8% 12 – 16% Global Specialty Engineered Materials 1.1% 10.8% 8.9% 12 – 16% Designed Structures & Solutions — — 5.0% 8 – 10% Performance Products & Solutions 5.5% 8.0% 8.2% 9 – 12% Distribution 2.6% 6.1% 6 – 7.5% 2) Specialty Platform % of Operating Income 6.0% 63% 65 – 75% 3) ROIC* (after-tax) 5.0% 9.4% 15% 4) Adjusted EPS Growth N/A 28% Double Digit Expansion Proof of Performance & 2015 Goals *ROIC is defined as TTM adjusted OI divided by the sum of average debt and equity over a 5 quarter period Page 7 *Percentage of Specialty Platform revenue from products introduced in last five years 19.5% 44.0% 2006 Q3 2013 $20.3 $46.6 2006 TTM Q3'13 14.3% 31.0% 2006 Q3 2013 Research & Development Spending Specialty Platform Vitality Index Progression* Innovation Drives Earnings Growth ($ millions) Specialty Platform Gross Margin % Page 8 We are Experts in Polymer Science and Formulation  Polymer Science  Formulation  Chemistry  Processing Inputs  Base Resins  Additives  Modifiers  Colorants Specialized Polymer Materials, Services, and Solutions Expertise Satisfied Consumers PolyOne Customer Innovative Products & Services  Marketplace Demands  Performance Requirements  Value Drivers Page 9 Positioned for Strong Growth 2015 Target Rev: $5B Adj. EPS: $2.50 Assumptions • Mid single digit revenue CAGR • Operating margins in mid-range of 2015 targets • No global recession • No investment in incremental PP&S capacity • Housing starts at 85% of 50 year norm by 2015 • Remain comfortably below 3X Net Debt / EBITDA Page 10 2012 Rev: $2.9B Adj. Platform sales and operating income (OI) 2006Y* YTD 2013 Organic’ Acquisitions** YTD 2013’ Consolidated Global Specialty Engineered Materials Sales $ 345.3 $ 427.2 $ 113.6 $ 540.8 Global Color, Additives and Inks Sales 531.8 608.0 45.7 653.7 Designed Structures and Solutions Sales - - 428.2 428.2 Specialty Platform Sales $ 877.1 $ 1,035.2 $ 587.5 1,622.7 Performance Products and Solutions Sales 1,166.2 473.6 39.2 512.8 PolyOne Distribution Sales 732.8 818.1 - 818.1 Corporate and eliminations (153.7) (106.0) - (106.0) Total Sales $ 2,622.4 $ 2,220.9 $ 626.7 $ 2,847.6 Global Specialty Engineered Materials OI $ 3.9 $ 46.1 $ 2.1 $ 48.2 Global Color, Additives and Inks OI 8.9 78.0 5.4 83.4 Designed Structures & Solutions OI - - 21.4 21.4 Specialty Platform OI $ 12.8 $ 124.1 $ 28.9 $ 153.0 Performance Products and Solutions OI 64.2 38.1 3.7 41.8 PolyOne Distribution OI 19.2 49.7 - 49.7 Sunbelt Joint Venture OI 102.9 - - - Corporate and eliminations (4.6) (39.5) - (39.5) Special items in OI 39.1 (22.2) - (22.2) Operating income GAAP $ 233.6 $ 150.2 $ 32.6 $ 182.8 Sunbelt equity income (107.0) - - - Special items in OI (39.1) 22.2 - 22.2 Operating income adjusted $ 87.5 $ 172.4 $ 32.6 $ 205.0 Global Specialty Engineered Materials - OI % of sales 1.1% 10.8% 1.8% 8.9% Global Color, Additives and Inks - OI % of sales 1.7% 12.8% 11.8% 12.8% Designed Structures & Solutions - OI % of sales - - 5.0% 5.0% Specialty platform OI - % of sales 1.5% 12.0% 5.0% 9.4% PP&S operating OI - % of sales 5.5% 8.0% 9.4% 8.2% Distribution OI - % of sales 2.6% 6.1% - 6.1% PolyOne OI adjusted - % of sales 3.3% 7.8% 5.2% 7.2% * Historical results include the Resin and Specialty Coatings businesses within the Performance Products and Solutions segment. ** Spartech and Glasforms results for the nine months ended 2013年9月30日.

Use of Non GAAP Measures Page 3 -150.00% -100.00% -50.00% 0.00% 50.00% 100.00% 150.00% 200.00% 250.00% 300.00% 350.00% PolyOne S&P 500 Strategy and Execution Drive Results – Since 2006: Page 4 All time closing high of $26.63 2013年5月28日 • 14 consecutive quarters of double digit EPS growth • 380 basis point increase in return on sales • 300% share price expansion • 300% increase in total shareholder return • 42% CAGR EPS expansion • $1.8 billion increase in market cap • Track record of successful acquisitions The World’s Premier Provider of Specialized Polymer Materials, Services & Solutions Four Pillar Strategy Page 5 2013 Portfolio Transformation Highlights • Substantial organic mix improvement drives 29% increase in first quarter EPS – 14th consecutive quarter of double-digit EPS growth • Completed acquisition of Spartech • Announced the creation of a new Specialty segment – Designed Structures and Solutions • Completed the sale of our non-core resin assets • Realigned our Specialty Coatings business into our GCAI segment Page 6 PP&S 15% Specialty Distribution 25% 0.12 0.27 0.21 0.13 0.68 0.82 1.00 2.50 $0.00 $0.25 $0.50 $0.75 $1.00 $1.25 $1.50 $1.75 $2.00 $2.25 $2.50 2006 2007 2008 2009 2010* 2011* 2012* 2015 Target Ad ju st ed E ar ni ng s P er S ha re Appliance 6% Building & Construction 13% Wire & Cable Electrical & Electronics 4% Consumer Packaging 18% Industrial 10% Misc. 5% HealthCare Transportation 16% Textiles 1% United States 70% Europe 14% Canada 8% Asia 5% Latin America 3% 2012 Revenues: $4.0 Billion* End Markets* 2012 Revenues: $4.0 Billion* EPS Page 7 * Pro Forma includes FY2012 results for Spartech (11/03/12 YE) and Glasforms & excludes discontinued operations PolyOne At A Glance * Restated to exclude discontinued operations Old PolyOne Transformation *Operating Income excludes corporate charges and special items **Pro Forma results include Spartech and Glasforms acquisitions, Specialty Coatings reclass and excludes resin assets 2% 34% 43% 45% 60% 65 – 75% 0% 20% 40% 60% 80% 100% 2005 2008 2010 2012 2012PF** 2015 % o f O pe ra tin g In co m e* JV's PP&S Distribution Specialty Specialty OI $5M $46M $87M $114M $150M Target Mix Shift Highlights Specialty Transformation 2015 Target Page 8 2007 Q1 2013 2015 Target 1) Operating Income % Specialty: Global Color, Additives & Inks 4.6% 11.7% 12 – 16% Global Specialty Engineered Materials 1.3% 10.1% 12 – 16% Designed Structures & Solutions -- 4.6% 8 – 10% Performance Products & Solutions 6.1% 8.1% 9 – 12% Distribution 3.0% 6.0% 6 – 7.5% 2) Specialty Platform % of Operating Income 20% 60% 65 – 75% 3) ROIC* (after-tax) 7% 9.2% 15% 4) Adjusted EPS Growth N/A 29% Double Digit Expansion Proof of Performance & 2015 Goals *ROIC is defined as TTM adjusted OI divided by the sum of average debt and equity over a 5 quarter period Page 9 *Percentage of Specialty Platform revenue from products introduced in last five years 19.5% 50.0% 2006 Q1 2013 $20.3 $41.9 2006 2012 14.3% 27.8% 2006 Q1 2013 Research & Development Spending Specialty Platform Vitality Index Progression* Innovation Drives Earnings Growth ($ millions) Specialty Platform Gross Margin % Page 10 We are Experts in Polymer Science and Formulation  Polymer Science  Formulation  Chemistry  Processing Inputs  Base Resins  Additives  Modifiers  Colorants Specialized Polymer Materials, Services, and Solutions Expertise Satisfied Consumers PolyOne Customer Innovative Products & Services  Marketplace Demands  Performance Requirements  Value Drivers Page 11 Positioned for Strong Growth 2015 Target Rev: $5B Adj. EPS: $2.50 Assumptions • Operating margins in mid-range of 2015 targets • No global recession • No investment in incremental PP&S capacity • Completion of 2-3 midsize accretive acquisitions • Housing starts at 85% of 50 year norm by 2015 • Mid single digit revenue CAGR • Remain comfortably below 3X Net Debt / EBITDA Page 12 2012 Rev: $2.9B Adj. Specialty platform operating mix percentage Platform sales and operating income (OI) 2006Y* 2007Y* 2008Y* 2009Y* 2010Y* 2011Y* Global Specialty Engineered Materials Sales $ 345.3 $ 384.4 $ 514.0 $ 402.9 $ 517.4 $ 575.1 Global Color, Additives and Inks Sales 531.8 560.5 554.3 459.8 527.4 544.6 Specialty Platform Sales $ 877.1 $ 944.9 $ 1,068.3 $ 862.7 $ 1,044.8 $ 1,119.7 Performance Products and Solutions Sales 1,166.2 1,086.8 1,001.4 667.7 776.3 865.4 PolyOne Distribution Sales 732.8 744.3 796.7 625.1 911.9 996.5 Corporate and Eliminations (153.7) (133.3) (127.7) (94.8) (111.1) (118.1) Total Sales $ 2,622.4 $ 2,642.7 $ 2,738.7 $ 2,060.7 $ 2,621.9 $ 2,863.5 Global Specialty Engineered Materials OI $ 3.9 $ 4.9 $ 17.6 $ 20.6 $ 49.7 $ 45.9 Global Color, Additives and Inks OI 8.9 25.7 28.1 25.2 37.7 43.4 Specialty Platform OI $ 12.8 $ 30.6 $ 45.7 $ 45.8 $ 87.4 $ 89.3 Performance Products and Solutions OI 64.2 65.8 31.3 33.1 54.0 62.4 PolyOne Distribution OI 19.2 22.1 28.1 24.8 42.0 56.0 Sunbelt Joint Venture OI 102.9 34.8 28.6 25.5 18.9 5.0 Corporate and eliminations (4.6) (25.5) (28.9) (40.8) (32.5) (26.4) Special items in OI 39.1 (47.8) (396.2) 48.7 4.8 46.7 Operating income (loss) GAAP $ 233.6 $ 80.0 $ (291.4) $ 137.1 $ 174.6 $ 233.0 Sunbelt equity income (107.0) (40.8) (32.5) (29.7) (23.1) (5.7) Special items in OI (39.1) 47.8 396.2 (48.7) (4.8) (46.7) Operating income adjusted $ 87.5 $ 87.0 $ 72.3 $ 58.7 $ 146.7 $ 180.6 Global Specialty Engineered Materials - OI % of sales 1.1% 1.3% 3.4% 5.1% 9.6% 8.0% Global Color, Additives and Inks - OI % of sales 1.7% 4.6% 5.1% 5.5% 7.1% 8.0% Specialty platform OI - % of sales 1.5% 3.2% 4.3% 5.3% 8.4% 8.0% PP&S operating OI - % of sales 5.5% 6.1% 3.1% 5.0% 7.0% 7.2% Distribution OI - % of sales 2.6% 3.0% 3.5% 4.0% 4.6% 5.6% PolyOne OI adjusted - % of sales 3.3% 3.3% 2.6% 2.8% 5.6% 6.3% * Historical results include the Resin and Specialty Coatings businesses within the Performance Products and Solutions segment. ** Pro Forma results include Spartech and Glasforms acquisitions, Specialty Coatings reclass and excludes the Resin business assets.

Target(s) to increase low-carbon energy consumption or production Other climate-related target(s) C4.2a (C4.2a) Provide details of your target(s) to increase low-carbon energy consumption or production. If so, please attach the publication(s). s contribution.

Microsoft PowerPoint - AVNT Nov Investor Meetings Update AVIENT CORPORATION I N V E S TO R M E E T I N G S (NYSE: AVNT) N OV E M B E R 2 0 2 1 DISCLAIMER Forward-Looking Statements In this presentation, statements that are not reported financial results or other historical information are “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. Post-consumer recycled content as percentage of total plastic packaging volume, by weight ENABLING THE USE OF RECYCLED CONTENT T O P 5 G A P S T H A T W E A R E A D D R E S S I N G 2) DECONTAMINATION1) COLOR MANAGEMENT 3) MAINTAINING MECHANICAL PROPERTIES 4) MONO-MATERIAL CONSTRUCTION 5) CONSISTENT RECYCLED MATERIAL QUALITY 15 G U I D I N G B R A N D S T O W H A T I S P O S S I B L E CASE STUDY WITH BRAND OWNER Recycled ResinVirgin Resin 16 SUSTAINABILITY FOR A BETTER TOMORROW • Revenue from sustainable solutions expected to grow 18% in 2021 as our innovation efforts and collaboration with customers continues to accelerate • Investments centered around innovation and global sustainability megatrends o Enabling a circular economy – Technologies that allow for increased use of post-consumer recycled (PCR) material and improve recyclability of plastics o Light-weighting – Composites and CAI applications to reduce weight and material requirements, which minimize energy and carbon emissions o Eco-Conscious – Health and human safety applications as well as Avient’s alternative materials to replace lead, PVC, halogens, BPA and other less eco-friendly options *Avient Sustainable Solutions definitions aligned with FTC 2012 Guide for the Use of Environmental Marketing Claims (“Green Guides”) **2020 is Pro Forma to include full year of the Clariant Color business 2016 2017 2018 2019 2020PF** 2021E $405M $455M $340M $550M $790M Revenue From Sustainable Solutions* 2016-2021 $930M Q3 2020 $925 $74 Sustainable Solutions 35 19% 14 Healthcare 51 44% 10 Composites 13 39% 6 Growth in Asia / LATAM 14 11% 3 Other 177 39% 16 Sub-total $1,215 31% $123 Supply Chain Disruption Costs (19) COVID Response Applications (5) (3) FX Impact 10 2 Synergies 12 Incentives, Travel, Other Employee Costs (16) Q3 2021 $1,220 32% $99 Q3 2021 SALES AND OPERATING INCOME 18 Sales Growth Rate Operating Income$ millions 19 Q3 2020 Q3 2021 (1) Financial information is presented on a constant currency basis (44% of total revenue) (56% of total revenue) Q3 END MARKET SALES PERFORMANCE +20% +31% +40% +24% +46% +40% +14% +33% Energy Telecom Building & Transportation Industrial Healthcare Packaging Consumer Q3 YEAR-OVER-YEAR EBITDA BRIDGE 20 • Demand driven by growth in sustainable solutions, healthcare and consumer applications • Price increases more than offsets raw material and supply chain impacts • Synergy capture on pace to achieve $50M in annual savings in 2021 Q3 2020 $ 111 Demand 29 EBITDA$ millions CAI: Price / Mix 51 Inflation (37) SEM: Price / Mix 25 Inflation (22) Distribution: Price / Mix 108 Inflation (103) Net Price Benefit 22 Supply Chain Disruption Costs (19) COVID Response Applications (3) Synergies 12 Incentives, FX, Other (16) Q3 2021 $ 136 21 • Price increases have more than covered raw material and freight inflation impacts of $300M year- to-date compared to 2020 • Demand impact driven by Q3 seasonality for the business Q2 TO Q3 SEQUENTIAL EBITDA BRIDGE Q2 2021 $ 159 CAI: Price / Mix 17 Inflation (8) SEM: Price / Mix 6 Inflation (5) Distribution: Price / Mix 35 Inflation (35) Net Price Benefit 10 Supply Chain Disruption Costs (4) Demand / Seasonality (35) Other 6 Q3 2021 $ 136 EBITDA$ millions FU LL Y EA R 2021 O U T LO O K $308 $430 $1.93 $3.00 FULL YEAR GROWTH PROJECTIONS 23 Sales Adjusted Operating Income $3,783 $4,750 + 26% + 40% + 55% (1) Financial information is pro forma to include a full year of Clariant Color acquisition (1)(1)(1) $1.74 $1.93 $3.00 $442 $457 $580 FULL YEAR 2019 – 2021 GROWTH 24 Sales Adjusted EBITDA $3,981 $3,783 $4,750 + 19% (1) Financial information is pro forma to include a full year of Clariant Color acquisition (1) (1) (1)(1) + 31% + 72% (1) (1) 0.1 0.1 0.2 0.5 0.6 0.7 0.8 0.9 0.9 1.0 1.0 11 12 13 14 15 16 17 18 19 20 21 40% 99% YTD 5 - YR 10 - YR 0.16 0.20 0.26 0.34 0.42 0.50 0.58 0.72 0.79 0.81 0.85 0.95 11 12 13 14 15 16 17 18 19 20 21 22 2.1x Q4 NET LEVERAGE ~$1Bn REPURCHASED OVER LAST 10 YEARS ~$450MM PAID OVER LAST 11 YEARS CREATING VALUE FOR SHAREHOLDERS Share Performance Dividends Share Repurchases Deleveraging 3.5x 2.1x 2019PF 2021E Growing Dividend Cumulative Buybacks Net Leverage $B n $ p r sh ar Total Shareholder Return ~$4Bn MARKET CAP INCREASE OVER LAST 10 YEARS (1) Share performance includes reinvested dividends and is as of 10.25.2021 (2) Financial information is pro forma to include a full year of Clariant Color acquisition (2) 494% SUSTAINABILITY REPORT Continuous ESG Improvement 26 • Updated 2030 Sustainability Goals • Further disclosure on key Environmental, Social, and Governance impacts • Joined U.N. With the Clariant Color business 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. 33 Avient reflects 2021 estimated EBITDA of $580M OUR VALUATION VERSUS PEERS Avient Specialty Other 11.4 20.2 16.7 16.5 14.7 12.0 10.8 40.7 29.9 26.2 13.2 12.4 11.0 10.9 9.1 9.0 7.5 6.5 en t SUMMARY: WHY INVEST IN AVIENT?

Medical textile manufacturer MEDICAL TEXTILE MANUFACTURER A A M I S T A N D A R D G O W N S • Water repellent properties for nonwoven fabric • Fast and long-lasting water repellency • Usable in nonwoven SMS spunbond layer • Enhanced liquid repellency in spunbond layer • Eliminated the need for secondary water repellent coatings • Provided long lasting hydrophobic performance • Achieved IPA repellency grade 6 Cesa Fiber Additives Hydrophobic Solutions KEY REQUIREMENTS WHY AVIENT?

ANTENNA MANUFACTURER P H A S E S H I F T A N T E N N A • Achieved miniaturization through customized high dielectric constant (Dk) materials • Offered high Dk grades with superior processing window and stability compared to lower Dk ( < Dk6.0) grades • Verified dimensional and electrical stability would also meet needs of navigation system substrate to streamline sourcing Edgetek™ Formulations for 5G KEY REQUIREMENTS WHY AVIENT?

LOADING DOCK SHELTERS R E I N F O R C I N G S T A Y S Replacement for steel or composite stays to provide reliable seal from external environment: • Withstand repeated flex and twisting, pass rigorous proprietary flexural testing requirements • Maintain performance in extreme temperatures • Enabled repeated twisting and flexing without failure, up to 90˚ bends, due to exceptional mechanical properties • Customized finishing to meet specific shape and edge surface requirements • Improved supply reliability with product manufactured in Montrose, CO Gordon Composites™ Thermoset Composite Springs KEY REQUIREMENTS WHY AVIENT?

NEVER SUMMER S N O W B O A R D S • Lightweight reinforcement that combines both structure and flexibility • Corrosion and moisture resistant • Consistent, durable performance • Provided structural integrity with strong yet flexible composite materials • Prevented rot and corrosion in a waterproof core layer • Added fatigue and stress resistance for reliable performance and long product life • Simplified manufacturing with consolidated material, reducing VOCs and labor intensive composite lay-up assembly Gordon Composites™ thermoset laminates KEY REQUIREMENTS WHY AVIENT?

EXTERNAL FIXATOR DEVICE S T A B I L I Z I N G R O D S • Durable material that withstands everyday use • Light weight for easy customer handling • Precise stiffness to support load requirements and extend product lifetime • Maintained stiffness and straightness necessary for halo applications • Provided superior strength-to-weight ratio vs. metal • Appealed to aesthetics while maintaining high performance needs • Maximized user comfort via customized Avient Design services Glasforms™ Carbon Fiber Rods KEY REQUIREMENTS WHY AVIENT?