AVIENT SOLUTION SWIMMING GEAR BRAND S W I M G O G G L E G A S K E T A N D N O S E B R I D G E • Bio-content material • Good adhesion to PC • Flexible and comfortable to wear • Easy to process • Customized formulations for a transparent Shore 43A TPE with 40% bio-based content for the gasket and a natural 57A TPE with 30% bio-based content for the nose bridge to meet sustainability and comfort targets • Delivered excellent performance in order to pass strict chlorine, brine, and QUV tests • Offered prompt development and on-site technical services to accelerate commercialization KEY REQUIREMENTS SUSTAINABILITY + SEALING LEARN MORE reSoundTM BIO Thermoplastic Elastomers Copyright © 2022, Avient Corporation.

GLS TPE - Bayer Cap - English BAYER® T P E O V E R M O L D E D C A P • Easy to grip and open • Design requirements: • Raised logo • Specific brand color • Optimize retail shelf space/reduce packaging • Improved packaging functionality for both user (ergonomic design) and on shelf (better stacking and reduced packaging) • Offered value-add formulation that allowed customer to extend brand differentiation in the market GLS™ Thermoplastic Elastomer KEY REQUIREMENTS WHY AVIENT?

GARAGE DOOR OEM G A R A G E D O O R P A N E L S • Replace incumbent material with structural composite panel meeting UV and thermal requirements • Lightweight & impact resistant • Ability to withstand weather conditions • Simplify the manufacturing process • Custom-formulated panels with UV stable laminates and core that met thermal requirements • Provided panels with high durability, impact resistance, and weatherability • Improved the efficiency of the manufacturing process for OEM with panels cut-to-size in-house Polystrand™ Thermoplastic Composite Panels KEY REQUIREMENTS WHY AVIENT?

AUTOMOTIVE OEM C E N T R A L C O N S O L E P A R T • Metallic aspect • Good surface appearance • UV resistance • Cost effective alternative to paint • Offered a paint replacement solution with a molded-in-color metallic effect • Provided color matching expertise • Utilized simulation tools to predict part aspect and suggest the best injection point for process and mold optimization • Optimized formulation for metallic effects Smartbatch Combination Colorants & Additives KEY REQUIREMENTS WHY AVIENT?

FILM MANUFACTURER B L O W N F I L M • Maintain comparable performance to PFAS additives • Meet regulatory compliance • Eliminate melt fracture and reduce die buildup • Increase productivity by reducing product changeover time • Provided a non-PFAS formulation that met all performance and regulatory requirements and did not interact with other additives • Helped eliminate melt fracture with a quick time to clear of under forty minutes • Delivered technical support, including comprehensive testing on various chemistries and polymers • Attained high throughput with a minimal amount of additive Cesa™ Non-PFAS Process Aid for Extrusion KEY REQUIREMENTS WHY AVIENT?

HVAC Thumb Wheel and Vent NEW ENERGY VEHICLE OEM H V A C T H U M B W H E E L & V E N T • Reliable sealing performance • Excellent abrasion resistance • Good bonding with PA6 • Formulated a TPE with good sealing and insulation for gaskets within the vent to minimize air and moisture leaks, improving the overall efficiency and performance of the HVAC system • Provided a solution that resisted wear, abrasion, and impact to enhance the longevity of components Versaflex Thermoplastic Elastomers KEY REQUIREMENTS WHY AVIENT?

$600 $592 2021 2022 $3.02 $3.04 2021 2022 FULL YEAR 2022 PERFORMANCE ( T O TA L C O M PA N Y P R O F O R M A ) 15 Sales Adjusted EBITDA $3,712 $3,653 2021 2022 - 2% Adjusted EPS - 1% + 1% (in millions) (in millions) (+ 4% excluding FX) (+ 5% excluding FX) (+ 9% excluding FX) FULL YEAR 2022 SEGMENT PERFORMANCE 16 CAI $2,402 $2,355 Sales ($ in millions) $409 $402 EBITDA SEM Pro Forma $1,308 $1,300 Sales $278 $272 EBITDA (+ 4% excluding FX) - 2% - 1% (+ 5% excluding FX) - 2% (+ 4% excluding FX) - 2% (+ 2% excluding FX) PRO FORMA FULL YEAR EPS BRIDGE 17 Pro Forma 2021 Adjusted EPS 3.02$ Foreign Currency (0.23) Russia Import Sales (0.07) Outdoor High Performance (0.13) Color, Additives and Inks 0.18 Specialty Engineered Materials 0.24 Corporate Costs / Other 0.03 Pro Forma 2022 Adjusted EPS 3.04$ FULL YEAR EBITDA BRIDGE ( P R O F O R M A T O TA L C O M PA N Y ) 18 $ millions CAI: Price / Mix 247 Inflation (176) SEM: Price / Mix 121 Inflation (77) Net Price Benefit 115 Wage and Energy Inflation (47) Clariant Color Integration Synergies 23 Incentives, Other Employee Costs 43 FX (34) Full Year 2022 $592 Adjusted EBITDA Full Year 2021 $ 600 Demand (99) Russia Import Sales (9) • Demand primarily impacted by China lockdowns, 4th quarter industrywide destocking and declining consumer sentiment • Pricing outpaced inflation of raw materials, wages and energy 2 0 2 3 G U I D A N C E $125 $530 Q1 FY $0.55 $2.40 Q1 FY 2023 GUIDANCE 20 Sales Adjusted EBITDA $845 $3,450 Q1 FY Adjusted EPS (in millions) (in millions) CA SH FLOW / BALANCE SHEET 21 • IT investment to further integrate acquired businesses and capture operational efficiencies • Restructuring actions to streamline operations and improve profitability, primarily in Europe ($ millions) 2023E Cash Flow from Operating Activities 350$ Less: Run-Rate CapEx (110) CapEx for IT System Upgrade (25) CapEx for Restructuring (15) Total CapEx (150) Free Cash Flow 200$ Adjusted EBITDA 530$ Net Debt / Adjusted EBITDA 2.9x K E Y G R O W T H D R I V E R S A N D T R A N S F O R M E D P O R T F O L I O GROW TH DR IVER S: PROV EN SUCC ESS 23 (1) Pro forma for the acquisition of Avient Protective Materials (APM) COMPOSITES $51 $84 $212 $668 2016 2018 2020 2022 Long Term Growth Rate 10% Organic CAGR 10% HEALTHCARE $108 $113 $231 $293 2016 2018 2020 2022 Long Term Growth Rate 8-10% Organic CAGR 11% ASIA/EMERGING REGIONS $265 $358 $726 $830 2016 2018 2020 2022 Long Term Growth Rate 5% Organic CAGR 12% $340 $455 $790 2016 2018 2020 2022 $1,175 SUSTAINABLE SOLUTIONS Long Term Growth Rate 8-12% Organic CAGR 11% (1) (1)(1) (Sales in $ millions) #1 Color Formulator Dyneema® - World’s Strongest Fiber™ #1 in Composites applications for outdoor high performance #1 in Performance Inks Customized solutions 140+ PhDs on staff Rapid development of innovative products Extensive patent (2,500+) portfolio 33% Vitality Index Better-positioned toward stable, high-growth end markets Consumer, packaging, healthcare and defense comprise nearly 60% of sales Agnostic to raw materials, helping all customers achieve their goals Broad portfolio of diversified sustainable solutions 90%+ of our innovation pipeline invested in sustainable solutions Long-term growth rate well above GDP with expectations of 8-12% L E V E R AG I N G O U R T R A N S F OR M E D PO RT F O L I O 24 Healthcare 8% Packaging 24% Consumer 20% Building & Construction 10% Industrial 15% Transportation 9% Energy 4% Telecom. 4% 2022 PF $3.65B sales Defense 6% Leading Positions Sustainable SolutionsDiversified IndustriesSpecialty Formulator (1) 2022 Pro forma for the acquisition of Avient Protective Materials (2) 2020 Pro forma for the acquisition of Clariant Color (1)(2) (1) $340M $455M $790M 2016 2018 2020PF 2022PF $1,175M P E E R C O M PA R I S O N S AV I E N T I S A S SE T L I G H T Capex / Revenue 2023E (%) Avient Specialty Formulators Other Specialty / Chemical Companies Source: Peer data per Bloomberg as of 2023年2月13日 Note: Avient reflects 2023 estimated revenue of $3,450 and estimated run-rate CAPEX of $110M. 27 3 2 3 3 4 4 3 4 5 5 5 6 7 7 A vi e n t K W R P P G F U L A V Y R P M F M C H U N H X L C E E C L A S H S C L E M N F R E E C A S H F LOW C O N V E R S I O N Source: Peer data per Bloomberg as of 2023年2月13日 Note: Free cash flow conversion calculated as (Adjusted EBITDA – Capex) / Adjusted EBITDA. Avient Specialty Formulators Other Specialty / Chemical Companies 2023E(%) 28 79 87 81 79 76 73 90 77 76 75 73 64 59 33 A vi e n t K W R P P G F U L A V Y R P M F M C C E A S H H X L E C L H U N E M N S C L M U LT I P L E E X PA N S I O N Avient Specialty Formulators Other Specialty / Chemical Companies Source: Peer data per Bloomberg as of 2023年2月13日 Note: Avient reflects 2023 adjusted EBITDA guidance of $530M and closing share price of $38.89. 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.

Wire & cable manufacturer W I R E & C A B L E M A N U FAC T U R E R A E R O N A U T I C D A T A T R A N S M I S S I O N C A B L E S • Permanent contrast marking meeting aerospace industry standards SAE AS4373F and EN-3475-706 • Benign marking that, compared to infrared (IR) laser marking, will not damage the jacket surface • Elevated temperature performance in corrosive environments, maintaining dielectric properties under continuous service • No vital optical fiber or data transmission cable interference • Demonstrated fluorinated ethylene propylene (FEP) application expertise incorporating laser marks • Provided formulation expertise in PTFE alternatives • Delivered a high-quality product with no clumping during the extrusion process • Offered a proven array of specific aeronautic colors • Provided commercial, technical, and operational support KEY REQUIREMENTS APPEARANCE + PERFORMANCE WHY AVIENT?

A F T E R M A R K E T PA RT S M A N U FAC T U R E R S T E P L I N K A G E • Maintain performance qualities of incumbent aluminum part (UV, weatherability, and structural integrity) while also reducing cost • Eliminate rust and corrosion concerns • Increase throughput and streamline manufacturing • Outperformed coated die cast aluminum and reduced part costs by 40% • Delivered moisture-resistant PA66 formulation to eliminate powder coating and implement a one-step, injection molding process • Expanded design options through advanced design and polymer expertise • Utilized advanced simulation software to build confidence in the final part performance Complēt™ Long Fiber Reinforced Structural Thermoplastics KEY REQUIREMENTS WHY AVIENT?

PTFE Wire insulation W I R E & C A B L E O E M P T F E W I R E I N S U L A T I O N • Avoid contamination risks resulting ​from dry pigments • Powder paste extrusion process • High quality dispersion • Availability of custom color options • Optimized pigment particle size and distribution to achieve high-quality dispersion • Provided a technology based on high-quality pigments and ready-to-use formulations​ • Offered a liquid pigment portfolio as standard in a wide range of shades with color-matching capabilities • Improved the stability and efficiency of the manufacturing process Colorant Chromatics PTFE Dispersed Pigment Solutions KEY REQUIREMENTS WHY AVIENT?