The second (over-mold) material is either injected onto one side of the insert or sometimes completely surrounds the insert.

Further, as a result of Avient's portfolio shift to a pure play specialty formulator, it has completed several acquisitions and divestitures which have resulted in a significant amount of intangible asset amortization.

Further, as a result of Avient's portfolio shift to a pure play specialty formulator, it has completed several acquisitions and divestitures which have resulted in a significant amount of intangible asset amortization.

A COMPLETE PRODUCT PORTFOLIO A full range of Colorant Chromatics technologies includes: • Color and/or additive concentrates • Specialty compounds including conductive, carbon fiber, CNT, filled, glass, carbon, minerals • Additive concentrates including specialty compounds such as UV, acid scavengers, lubricants/mold release, and foaming agents • Pigment dispersions • Inks and additives for processors of high- performance plastics and fluoropolymers HIGH- TEMPERATURE SOLUTIONS/ INJECTION MOLDING Minimum order quantities for color concentrates and compounds for high-performance polymers are as low as 10 lbs. (5kg), enabling you to manage inventory better and order only what you need.

Further, as a result of Avient's portfolio shift to a pure play specialty formulator, it has completed several acquisitions and divestitures which have resulted in a significant amount of intangible asset amortization.

Further, as a result of Avient's strategic shift to an innovator of materials solutions, it has completed several acquisitions and divestitures which have resulted in a significant amount of intangible asset amortization.

Case study: Avient completed 74 energy saving activities in 2020 that cumulatively reduce yearly emissions by 6,800 MT CO2e, hence reducing the company exposure to commodity fluctuations and regulatory changes. Shenzhen pilot ETS C11.1b (C11.1b) Complete the following table for each of the emissions trading schemes you are regulated by. SC1.2 (SC1.2) Where published information has been used in completing SC1.1, please provide a reference(s).

Investor Day 2021 Shaping a Sustainable Future Bob Patterson Avient Corporation 4 End Market Transformation 5 Healthcare 4% Packaging 8% Consumer 10% Building & Construction 43% Transportation 14% Industrial 15% Energy 4% Telecom. 2% 2006 2021E Healthcare 14% Consumer 23% Building & Construction 10% Transportation 12% Industrial 16% Energy 2% Telecom. 4% Packaging 19% Avient Corporation Avient: Who We Are 39 22 9 34 • U.S. and Canada • Latin America • Europe, Middle East & Africa • Asia 25,000+ CUSTOMERS Headquartered in Avon Lake, OH (Cleveland) 8,600+ employees 100+ manufacturing plants Key Financial Data 2021E Sales $4.75 billion 2021E EBITDA $580 million 2021E EPS $3.00 87% of EBITDA from specialty applications >70% ARE CUSTOMIZED SOLUTIONS TO UNIQUE SPECIFICATIONS of sales Avient Corporation 6 46% 66% 87% 0% 20% 40% 60% 80% 100% 2005 2010 2015 2021E % o f A d ju st e d E B IT D A (1 ) JVs Performance Products & Solutions Distribution Specialty 7% (1) Adjusted EBITDA is EBITDA excluding corporate costs and special items (2) 2021 includes full synergies from Clariant color acquisition (2) Specialty Transformation Avient Corporation 7 CAI (1) Financial information is pro forma to include a full year of Clariant Color business acquisition 2.7% 15.2% 17.0% 2006 2019 2021E 1.8% 15.2% 17.6% 2006 2019 2021E (1) SEM • Continued portfolio transformation to high-growth end markets and sustainable solutions • Clariant synergy realization • Investments in composites and outdoor high performance applications drive growth and mix improvements Specialty EBITDA Margin Expansion Avient Corporation 8 (1) (1) We are a Formulator CUSTOM FORMULATION Avient Corporation 9 Sustainability for a Better Tomorrow *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 Revenue From Sustainable Solutions* 2016-2021 2016 2017 2018 2019 2020PF** 2021E $405M $455M $340M $550M $790M $930M $270 215 170 90 90 30 45 20 $930M2021E Sales ($ in millions) Avient Corporation 10 $0.13 $0.68 $0.82 $1.00 $1.31 $1.80 $1.96 $2.06 $2.21 $2.43 $1.51 $1.69 $1.93 $3.00 2009 2010 2011 2012 2013 2014 2015 2016* 2017* 2018 20182 2019 2020 2021E Pro Forma for sale of PP&S (1): Pro Forma for sale of DSS (2): Pro Forma for full year of the Clariant Color acquisition 2018 (1) (1) (2) Adjusted EPS Growth Avient Corporation 11 $133 $205 2019PF 2021E Clariant Color: Transformational Acquisition 12 Clariant Color EBITDA Growth Purchase Price Multiple 10.8x 7.0x 6.0x 2019PF 2021E 2021E w/ Full Synergies • Acquisition of Clariant Color business significantly expanded presence in healthcare, packaging and consumer end markets • Strength of portfolio – double-digit annual EBITDA growth since acquisition • On-track to realize $52 million of expected synergies in 2021 • Acquisition completed on July 1, 2020 for $1.45 billion. Capacity below 6GHz 5G mm-wave capacity Demand (GB/mo) B B B B B B B B Avient Corporation 83 Avient in 5G Ecosystem Avient Corporation 84 Antenna Phase Shifters Smart Home Healthcare Wearables INFRASTRUCTURE IOT DEVICES Smart Phones Autonomous Cars Virtual Reality Complete Cable Construction Strength Members Water Blocking Yarns Ripcord Yarns Cable Jacket Cable Insulation Composites Growth Outlook Avient Corporation 85 10% CAGR Megatrend Growth Rate 5G Capacity and Demand Source: Mobile Experts: 5G Millimeter Wave 2019: Radio Architecture and Outlook, March 2019 0 1 2 3 4 5 6 7 2019 2020 2021 2022 2023 2024 2025 2026 2027 D e n se U rb a n C a p a c ity ( G B /m o .) GDP Growth Avient Historic Growth Future Growth Assumptions Global Avient: 2.7% Asia / LATAM: 5.0% Source: International Monetary Fund, World Economic Outlook Database (April 2021) 12% organic CAGR Figures above include relevant sustainable solutions, healthcare and composites sales Avient Corporation 120 Net Sales ($ millions) 8-10% CAGR (5% CAGR excluding Sustainable Solutions) Summary: Long-term Revenue Growth Drivers Avient Corporation 121 Growth Drivers ($ millions) 2021 Sales Estimate (Drivers) Overlap 2021 Sales Estimate Annual Growth Rate Sustainable Solutions 930 - 930 8–12% Healthcare 685 (45) 640 8–10% Composites 260 (80) 180 10% Asia / LATAM 1,150 (310) 840 5% Other (GDP growth) 2,160 2–3% Avient $4,750 6.5% EBITDA Margin Expansion Goals CAI SEM • Continued portfolio transformation to high- growth end markets and sustainable solutions • Clariant Color synergy realization • Investments in composites and outdoor high performance applications drive growth and mix improvements Avient Corporation 122 17.0% 1.6% 1.0% 0.4% 2021E Synergies Sustainable Solutions Healthcare Goal 17.6% 0.9% 1.1% 0.4% 2021E Composites Sustainable Solutions Healthcare Goal 20%+ 20%+ Sustainable Path to Double Digit Earnings Growth Avient Corporation 123 Growth Drivers Long-Term Sales Growth Rate Sustainable Solutions 8–12% Healthcare 8–10% Composites 10% Asia / LATAM 5% Other (GDP growth) 2–3% Avient 6.5% 10%+ Adjusted EBITDA growth 15%+ Adjusted EPS growth Investor Day 2021 An Investment in Sustainable Growth Bob Patterson Avient Corporation 124 M&A Brings Avient New Technologies Avient Corporation 125 Technology Acquisition Technology Acquisition Thermoplastic Elastomers Liquid Color Concentrates & Additives Continuous Fiber Composites Thermoplastic Composites Silicone Colorants & Formulations High-temperature Polymers & Fluoropolymers Long Fiber Reinforced (LFT) Thermoplastic Composites Fiber Solutions Water-based Inks Fiber & Healthcare Expertise, Liquid Additive Processing Aids, FR Additives, Recycling Innovations & More $133 $205 2019PF 2021E Clariant Color: Transformational Acquisition 126 Clariant Color EBITDA Growth Purchase Price Multiple 10.8x 7.0x 6.0x 2019PF 2021E 2021E w/ Full Synergies • Acquisition of Clariant Color business significantly expanded presence in healthcare, packaging and consumer end markets • Strength of portfolio – double-digit annual EBITDA growth since acquisition • On-track to realize $52 million of expected synergies in 2021 • Acquisition completed on July 1, 2020 for $1.45 billion.

Morgan • New Senior Secured Term Loan B and new Senior Unsecured Notes • Potential proceeds from sale of Distribution business modeled to pay off 5.25% senior notes due 2023 and Term Loan • Acquisition aligned with Avient’s track record of disciplined capital allocation policy • Existing dividend policy maintained, focus on deleveraging in the near term (1) (1) Pro forma for the acquisition of Dyneema® and potential divestiture of Distribution, including repayment of senior notes due 2023 and Term Loan Cash and Cash Equivalents 595$ Senior Secured Term Loan due 2026 605$ New Senior Secured Term Loan B 500 Total Senior Secured Debt 1,105$ Senior Unsecured Notes due 2025 650$ New Senior Unsecured Notes 740 Total Senior Unsecured Debt 1,390$ Total Debt 2,495$ Net Debt 1,900$ 2022 Pro forma Adjusted EBITDA 660$ Net Debt / Adjusted EBITDA 2.9x Pro Forma Capitalization (2022 estimates, all figures in $M) T WO - Y E A R L E V E R AG E G OA L 33 3.5x 2.7x 1.7x 2.9x 2.5x 2.2x 2019PF 2020PF 2022E 2022PF 2023E 2024E Dyneema® AcquisitionClariant Color Acquisition (1) Pro forma for the acquisition of the Clariant Color business (2) Pro forma for the acquisition of Dyneema® and potential divestiture of Distribution, including repayment of senior notes due 2023 and Term Loan (1) (1) (2) 34 P RO F O R M A M O D E L I N G 2022E Pro Forma Pro Forma ($M) w/ Dyneema w/Sale Revenue 5,100$ 415$ 5,515$ (1,775)$ 3,740$ Adjusted EBITDA 635 130 765 (105) 660 EBITDA % 12% 31% 14% 6% 18% Pro Forma EPS (Adjusted) 3.50$ 0.00$ 3.50$ (0.56)$ 2.94$ Pro Forma EPS (excl. amortization) 3.96$ 0.35$ 4.31$ (0.56)$ 3.75$ Leverage (12/31/2022E) Net Debt / Adjusted EBITDA 1.7x 3.5x 2.9x Avient Dyneema Distribution® ® OUR SPECIALTY JOURNEY AC Q U I S I T I O N H I S TO RY 36 Commercial Resources(1) Operating Income ($ in millions) Operating Margins 259 360 At Acquisition 2021 $40 $122 At Acquisition 2021 9% 21% At Acquisition 2021 Established Acquisitions (> 7 years) + 39% + 210% + 1200 bps (1) Commercial Resources include associate headcount in R&D / Technical, Marketing and Sales C L A R I A N T C O LO R AC Q U I S I T I O N 37 $133 $205 2019PF 2021 37 Clariant Color EBITDA Growth Purchase Price Multiple 10.8x 7.0x 6.1x 2019PF 2021 2021 w/ Full Synergies • Acquisition of Clariant Color business significantly expanded presence in healthcare, packaging and consumer end markets • Strength of portfolio – double-digit annual EBITDA growth since acquisition • $54 million of synergies realized in 2021 • Acquisition completed on July 1, 2020 for $1.45 billion. Our free cash flow supports shareholder value creation through investing in R&D for organic growth, completing bolt-on acquisitions, and returning cash to shareholders via our dividend program and opportunistic share repurchases. 44 1.

Exigences relatives à la gamme complète ou vente groupée—Exiger que le client achète une gamme complète ou un groupe de produits pour avoir le droit d’acheter un produit individuel à l’intérieur de cette gamme