DENTAL PRODUCTS MANUFACTURER T O O T H B R U S H E S • Achieve lower let-down ratios (LDRs) • Maintain sufficient antimicrobial functionality • Preserve clarity or retain opacity, depending on resin • Shorten lead times to minimize inventory and production bottlenecks • Provided full antimicrobial functionality at lower LDRs for 30% annual cost savings • Designed universal carrier that enabled additive use across a variety of resins • Reduced lead time over previous supplier by one week, enabling customer to better manage inventory levels and increase production efficiencies WithStand™ Antimicrobial Additives KEY REQUIREMENTS WHY AVIENT?

Global Compact & fulfilled Communication of Progress (COP) requirements • New Sustainability Strategy overview page including our 2022 AIP ESG metrics • New ESG Performance page with ESG ratings, awards, and certifications • Increased disclosures on carbon emissions, including disclosure of Climate Change Scenario Analysis • Added new Product Stewardship and Chemical Management policies • Enhanced data reporting for Workforce Demographics • Improved social disclosures on human rights, dependent care and special leave and strategic training management 20 21 SUSTAI NA BILI TY REPORT Launching integrated sustainability website in parallel with report Aligned with leading reporting frameworks 9 ESG PER FORMANCE & A WAR DS 10 84th ENVIRONMENTAL SOCIAL GOVERNANCE 2 1 3 (as of 6/30/22) 2 0 2 2 O U T L O O K $429 $490 2021 2022E $3.05 $3.50 2021 2022E FY 2022 GUIDANCE ( T O TA L C O M PA N Y: C U R R E N T P O R T F O L I O ) 12 Sales Adjusted Operating Income $4,819 $5,100 2021 2022E + 6% Adjusted EPS + 14% + 15% (in millions) (in millions) (+ 9% excluding FX) (+ 18% excluding FX) (+ 20% excluding FX) 13 CA SH FLOW / LEV ER AGE ($ millions) 2022E Cash Flow from Operating Activities 400$ Less: Run-Rate CapEx (90) CapEx for Clariant Integration (10) CapEx for IT System Upgrade (15) Total CapEx (115) Free Cash Flow 285$ Adjusted EBITDA 635$ Net Debt / Adjusted EBITDA 1.6x 14 DYNEEMA / DI STRIBUTION UPDATES • Strong performance so far in 2022 in-line with our modeling • Acquisition to be finalized as early as September 1, pending standard regulatory process and closing conditions • Encouraging interest thus far from potential buyers for world-class business with a strong track record • Second round bids due in August DISTRIBUTION 15 PRO F OR MA MODELI NG UPDATE 2022E ($M) Revenue 5,100$ 415$ 5,515$ (1,635)$ 3,880$ Adjusted EBITDA 635 130 765 (109) 656 EBITDA % 12% 31% 14% 7% 17% Adj. D I S T R I B U T I O N ) 18 END-MARKET F OCUS F OR NEW I NNOVATION Semiconductors Robotics Healthcare Interconnected disruptive markets with massive innovation needs 19 APPENDIX Performance Additives 15% Pigments 13% TiO2 11% Dyestuffs 3%Polyethylene 12% Nylon 6% Polypropylene 5% Other Raw Materials 30% Styrenic Block Copolymer 5% ~40% hydrocarbon based (Grey shaded materials are hydrocarbon based, includes portion of “Other Raw Materials”) Non-hydrocarbon based materials 22 • Significant raw material price inflation and tight inventory continued in Q2 2022, although at a slightly lesser rate compared to the prior quarter o For Q2 2022, the average cost of key hydrocarbon based materials was up 15%, roughly the same as the average cost of non- hydrocarbon based materials Annual Purchases RAW MATERIAL AND SUPPLY CHAIN UPDATE Based on 2021 purchases, excludes Distribution business SEGMENT DATA U.S. & Canada 50% EMEA 25% Asia 16% Latin America 9% 2021 SEGMENT, END MARKET AND GEOGRAPHY GEOGRAPHY REVENUESEGMENT FINANCIALS Consumer 23% Packaging 19% Industrial 16% Building and Construction 10% Telecommunications 4% Energy 2% END MARKET REVENUE (1) Total company sales and adjusted EBITDA of $4,819M and $581M, respectively, include intercompany sales eliminations and corporate costs $2,402M $409M $919M $164M $1,631M $94M Sales EBITDA Distribution Specialty Engineered Materials Color Additives and Inks $581M$4,819M (1) Transportation 11% Healthcare 15% 24 Packaging 34% Consumer 21% Healthcare 8% Industrial 16% Building & Construction 10% Transportation 9% Energy 1% Telecommunications 1% C O L O R , A D D I T I V E S & I N K S 2 0 2 1 R E V E N U E | $ 2 . 4 B I L L I O N US & Canada 32% EMEA 40% Asia 21% Latin America 7% END MARKET REGION 25 All charts reflect 2021 financials S P E C I A L T Y E N G I N E E R E D M A T E R I A L S Consumer 27% Healthcare 10% Packaging 7% Telecommunications 16% Transportation 11% Industrial 11% Building & Construction 11% Energy 7% 2 0 2 1 R E V E N U E | $ 9 1 9 M I L L I O N END MARKET US & Canada 55% EMEA 25% Asia 20% REGION 26 All charts reflect 2021 financials D I S T R I B U T I O N Healthcare 26% Consumer 23% Packaging 5% Industrial 20% Transportation 16% Building and Construction 8% Energy 1% Telecommunications 1% US & Canada 80% Asia 3% Latin America 17% END MARKET REGION K E Y S U P P L I E R S 2 0 2 1 R E V E N U E | $ 1 . 6 B I L L I O N 27 All charts reflect 2021 financials T O T A L C O M P A N Y R E G I O N A L S A L E S B Y E N D M A R K E T Packaging 30% Consumer 26%Healthcare 13% Industrial 14% Building & Construction 5% Telecommunications 2% Energy 2% Asia (16% of sales) Transportation 8% Packaging 32% Consumer 13% Healthcare 5% Industrial 17% Building & Construction 12% Telecommunications 5% Energy 4% EMEA (25% of sales) Transportation 12% 28 Consumer 25% Healthcare 19% Packaging 10% Industrial 17% Building & Construction 10% Telecommunications 4% Energy 2% US & Canada (50% of sales) Transportation 13% Packaging 38% Consumer 33% Healthcare 8% Industrial 10% Building & Construction 5% Telecommunications 1% LATAM (9% of sales) Transportation 5% All charts reflect 2021 financials Reconciliation of Non-GAAP Financial Measures (Unaudited) (Dollars in millions, except for per share data) Senior management uses comparisons of adjusted net income from continuing operations attributable to Avient shareholders and diluted adjusted earnings per share (EPS) from continuing operations attributable to Avient shareholders, excluding special items, to assess performance and facilitate comparability of results.

CESA™ Nox additives target the free radicals, terminating the oxidation reactions and preserving the polymer properties through one or more processing steps or cycles, including recycling.

In addition, these material solutions provide a proven, one-step processing solution to support speed to market and manufacturing efficiencies.

A range of shades, from warm terracotta to deep blue or green, is available to give any area a one-of-a- kind look and feel.

Health and Safety • Implement appropriate processes and procedures to ensure that human health and safety are at the forefront of your actions. Comply with all applicable environmental, health, safety, and security regulations. Version: May 2025 mailto:sourcing@avient.com Health and Safety Environment Social Ethics and Governance Management Systems

FDA合规性支持 符合国家详细目录 REACH认证一一欧盟法规 《化学品注册、评估、许可和限制》 《关于限制在电子电器设备中使用某些有害成分的指令》 (RoHS) 《废弃电子电气设备指令》 (WEEE)合规性支持 数据输入国际材料数据库系统 (IMDS) 包括安全数据表 (SDS) 和标签的危险通知标准 加州第65号提案 欧洲食品接触法规 个人客户受限物质清单 药品管理档案 医疗应用文档 食品药品监督管理局(FDA)认证 饮用水认证 Colorant Chromatics 的产品管理用来加强公司的商业行为， 与适用的法规要求和行业标准保持一致。

CFRTP can also be molded on or into thermoplastic structures via hybrid compression and injection overmolding to create locally reinforced, molded components in a one-step process. Boosting rPET Quality and Safety in Packaging Boosting rPET Quality and Safety in Packaging

To monitor progress against these goals, we track waste data from each site on a monthly basis. This is just one example of the work our teams are doing across Avient’s facilities to deliver on our annual waste goal of 3% reduction of waste to landfill intensity. Operation Clean Sweep companies greatly help to prevent plastics from making their way into the ocean, promoting safety, health and cleanliness for marine life.

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?