Avient’s new Colorant Chromatics™ PVDF Processing Aids are an excellent choice for wire & cable extrusion Our new Colorant Chromatics additives provide recognizable benefits during the PVDF extrusion process,” said Felipe Reichert, Global Marketing Director for Color, Additives, and Inks at Avient. Colorant Chromatics PVDF Processing Aids can be used for wire and cable, tube, pipe, and filament extrusion applications, among others.

Additionally, Adjusted EPS excludes the impact of special items and amortization expense associated with intangible assets.2 T RAN S FO R MAT IO NAL OVE RV IE W Avient Protective Materials Dyneema ® RECENT TRANSACTIONS Acquired Divested $1.45 B $0.95 B 4 Distribution UPDATED CAPITAL STRUCTURE & LIQUIDITY • Proceeds from completed sale of Distribution used to pay near-term maturing debt to strengthen balance sheet • Fixed/floating debt ratio of ~55/45 • Proven track record of deleveraging following major acquisitions through strong free cash flow generation • 2022 pro forma net debt/adjusted EBITDA expected to be 3.1x $725 $725 $575 $500 $600 $525 $650 $650 $600 Capital Structure Cash $544 Undrawn Revolver $250 Liquidity $3.15B $2.40B 2030 Notes 2029 Term Loan 2026 Term Loan 2025 Notes 2023 Notes After Dyneema Acquisition After Distribution Divestiture $794M (1) (1) $250M reflects estimated undrawn revolver following the divestiture of Distribution 5 PREVIOUS TRANSACTIONS Performance Solutions Products & $0.8 B COLOR $1.4 B Acquired (2020)Divested (2019) 6 • 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 • $75 million of realized synergies anticipated in 2022 • Acquisition completed on July 1, 2020 for $1.45 billion. Purchase price multiple rapidly declining on strength of business and synergy capture 7 $133 $201 2019PF 2022E 7 Clariant Color EBITDA Growth Purchase Price Multiple 10.8x 7.0x 6.4x 2019PF 2021 2022E w/ Full Synergies (1) (1) 11.9% 16.3% 2019PF 2022E EBITDA Margins (1) CLARIANT COLOR: TRANSFORMATIONAL ACQUISITION ($ in millions) (1) Financial information is pro forma to include a full year of Clariant Color business SUNBELT PVC Resins DSS 20 Acquisitions $4.8B Investment $2.7B of Annual Revenue 5 Divestments $2.3B Proceeds TPE PP&S HISTORIC SPECIALIZATION THROUGH M&A 8 Distribution DSM Protective Materials BOLT-ON ACQUISITION HISTORY 9 Commercial Resources Operating Income ($ in millions) Operating Margins 259 363 At Acquisition 2022E $40 $139 At Acquisition 2022E 9% 22% At Acquisition 2022E Established Acquisitions (> 7 years) + 40% + 248% + 1300 bps I N V E S T T O G R O W SPECIALTY TRANSFORMATION T O D A Y 7% 46% 67% 86% 100% 0% 20% 40% 60% 80% 100% 2005 2010 2019 2021 2022 PF % o f A d ju st ed E B IT D A • Commodity JVs • Distribution • Performance Products & Solutions • Specialty Businesses (1) Adjusted EBITDA is EBITDA excluding corporate costs and special items (2) Pro forma for the acquisition of Dyneema® and divestiture of Distribution (1 ) (2) 10 Healthcare 4% Packaging 8% Consumer 10% Building & Construction 43% Industrial 15% Transportation 14% Energy 4% Telecom. 2% 2006 2022 Pro Forma Healthcare 8% Packaging 23% Consumer 21% Building & Construction 10% Industrial 15% Transportation 9% Energy 4% Telecom. 4% Defense 6% END MARKET FOCUS ON LESS CYCLICAL INDUSTRIES 11 14.8% 17.6% 21.0% 2018 2020 2022 PF 1.8% 2006 15.3% 16.2% 17.0% 2018PF 2020PF 2022E CAI 2.7% 2006 SEM SPECIALTY EBITDA MARGIN EXPANSION 12 • Portfolio transformation accelerates growth in less cyclical, higher margin end markets • Investments in our composites platform continue to drive margin expansion (1) (1) (1) 2018 and 2020 financial information is pro forma to include a full year of Clariant Color acquisition PORTFOLIO EVOLUTION OVER THE YEARS 13 Adj. OPS) 16 Sales Adjusted EBITDA $818 $823 2021 2022 + 1% Adjusted EPS + 8% - 3% (in millions) (in millions) (+ 9% excluding FX) (+ 18% excluding FX) (+ 5% excluding FX) Q3 EBITDA BRIDGE (PRO FORMA TOTAL COMPANY) 17 Price increases more than offset raw material and supply chain impacts $ millions CAI: Price / Mix 68 Inflation (44) SEM: Price / Mix 41 Inflation (26) Net Price Benefit 39 Wage and Energy Inflation (14) Clariant Color Integration Synergies 6 Incentives, Other Employee Costs 14 FX (11) Q3 2022 $137   Adjusted EBITDA Q3 2021 $ 142 Demand (39) Q3 2022 SEGMENT PERFORMANCE 18 CAI $587 $566 Sales ($ in millions) $93 $93 EBITDA SEM Pro Forma $326 $319 Sales $70 $62 EBITDA (+ 4% excluding FX) - 4% - 2% (+ 5% excluding FX) Flat (+ 7% excluding FX) - 11% (- 7% excluding FX) $500 $585 Cont.

OnColor NIR Sortable Colorants Product Bulletin_CN11.30-1 OnColor™ 近红外可检测着色剂 应用于包装回收的近红外可检测黑色和深色着色剂 主要特性 产品公告 应用于回收黑色和深色包装的OnColor™近红外 可检测着色剂可提升深色聚合物分类和回收的准 确度。

KEY FEATURES • Swellcoat can be applied to any yarn in fiber optic cable • Precision wound for optimal cable production speed • Single & dual ends available • Low dust • Replaces messy gels • High stability package allows for higher output FIBER-LINE™ FIBERS SUITABLE FOR WATER BLOCKING YARN • Para-Aramid • PET Polyester (standard, low, ultra low shrink) fiber • Liquid Crystal Polymer (LCP) • Fiberglass • Dyneema® Ultra-High Molecular Weight Polyethylene (UHMWPE) FIBER-LINE PERFORMANCE-ADDITIVE COATINGS • Swellcoat Coatings: water absorbing protection • Swellcoat Blocker: blocks water migration • Non-wick/Anti-wick Coatings: water resistant shield FIBER-LINE WATER BLOCKING APPLICATIONS • Binder yarn • Buffer tube thread • Filler yarn • Ripcords • Strength members Copyright © 2023, Avient Corporation. PACKAGING Swellcoat Water Blocking & Absorbing Yarns and the flat, uncoated binder yarns are supplied on a variety of colored, embossed, and/or slit cardboard tubes to meet a variety of equipment needs. Our products add important characteristics, such as water-blocking, water repellence, adhesion, color, and wear & UV-resistance to these and many other applications.

Smartbatch™ Combination Colorants & Additives Smartbatch™ Color and Additive Concentrates offered unparalleled UV weathering protection color concentrates for our customer’s solar power stations. These concentrates are a combination of color with a functional performance-enhancing or processing additive, in one solution.

Smartbatch™ Combination Colorants & Additives Smartbatch™ Color and Additive Concentrates offered unparalleled UV weathering protection color concentrates for our customer’s solar power stations. These concentrates are a combination of color with a functional performance-enhancing or processing additive, in one solution.

Avient and BASF Collaborate to Bring Colored Ultrason® to the Global Market for High-Performance Polymers Focusing on a Sustainable Future: Avient Joins as bluesign® SYSTEM PARTNER for Dope-Dyeing Fiber Colorants Avient Joins bluesign® SYSTEM for Dope-Dyeing Fiber Colorants.

Avient Launches New Recycled-Content Thermoplastic Elastomers and Metallic Effect Pre-Colored Sulfone Formulations at Fakuma 2024, booth 5106 in Hall New Colorant Chromatics™ Metallic Effect Pre-Colored Sulfone Formulations Launched by Avient at Fakuma 2024 New Colorant Chromatics™ Metallic Effect Pre-Colored Sulfone Formulations Launched by Avient Corporation at Fakuma 2024 To download a high-resolu

Avient Joint Study with Borealis Reveals Wide Range of Color Options for Recycled Plastics Avient Technology Helps to Achieve Color Consistency in L’Oréal PCR Packaging Worldwide Caption: Avient’s PCR Color Prediction Service helped achieve color consistency in L’Oréal PCR packaging worldwide for its Redken line of hair ca

PolyOne Showcases a Full Spectrum of Colorants and Additives Fused with Local Service in South America PolyOne Inspiring Electric Vehicle Designs with Lineup of Trendsetting Polymer Colors PolyOne Color Inspirations 2020 Brings Visionary Concepts into Focus