Human Health & Safety Avient Color Prediction Service OnColor™ UL 94 Colorants

Avient’s chief operating decision maker uses these financial measures to monitor and evaluate the ongoing performance of Avient and each business segment and to allocate resources. Global Compact • Highlights ESG Performance, including ratings, awards, and certifications • Features increased carbon emissions disclosures, including Climate Change Scenario Analysis and Scope 3 emissions data • Outlines Sustainable Supplier Program, designed to enable supplier evaluation & collaboration • Reflects Great Place To Work® culture focused on safety, employee engagement and advancing diversity, equity and inclusion 20 22 SUSTAI NA BILI TY REPORT 19 Avient Confidential 20 • Virtual presentation to be held 2023年9月20日 • Leadership will be conducting an investor-focused presentation around our sustainable solutions portfolio • Deep dive into how we enable customers to achieve their sustainability goals SUSTAINABILITY DAY 20 …are Growing at Twice the Rate as Conventional Products Sustainably-Branded Products… STAKEHOLD ER INFLUENC E D RI VES D EMA ND Consumers Are demanding recyclability and eco- conscious products Governments Are mandating changes through legislation, taxes, and regional accords Brand Owners Have committed to ambitious goals to achieve sustainability metrics 21 A P P E N D I X 24 Performance Additives 16% Pigments 12% TiO2 10% Dyestuffs 2% Polyethylene 11% Nylon 6% Polypropylene 5% Styrenic Block Copolymer 5% Other Raw Materials 33% ~40% hydrocarbon based (Grey shaded materials are hydrocarbon based, includes portion of “Other Raw Materials”) Non-hydrocarbon based materials 2022 pro forma results for the acquisition of Avient Protective Materials RA W MATERI AL BA SKET PEER COMPARISONS AVI ENT I S ASSET LI GHT Capex / Revenue 2023E (%) Avient Specialty Formulators Other Specialty / Chemical Companies Source: Peer data per Bloomberg as of 2023年8月17日 Note: Avient reflects 2023 estimated revenue of $3,280 and estimated run-rate CAPEX of $110M. 26 3 2 3 3 4 4 3 4 5 5 7 7 9 10 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 C E E C L A S H H X L E M N S C L FR EE CA SH FLOW CONV ER SION Source: Peer data per Bloomberg as of 2023年8月17日 Note: Free cash flow conversion calculated as (Adjusted EBITDA – Capex) / Adjusted EBITDA. Avient reflects 2023 adjusted EBITDA guidance of $525M and estimated run-rate CAPEX of $110M. 2023E (%) 27 79 89 83 83 78 75 90 81 76 72 68 63 53 11 A vi e n t K W R F U L P P G A V Y R P M F M C C E E C L A S H H X L H U N E M N S C L Avient Specialty Formulators Other Specialty / Chemical Companies MULTI PL E EX PANSION Source: Peer data per Bloomberg as of 2023年8月17日 Note: Avient reflects 2023 adjusted EBITDA guidance of $525M and closing share price of $37.07.

Buyer acknowledges that information in Seller’s marketing materials, technical data sheets and other descriptive publications distributed or published on its websites may vary from time to time without notice. In the event of any claimed conflict between these Terms and any other document not signed by Seller, these Terms shall control. Buyer acknowledges that Seller has furnished to Buyer Safety Data Sheets, which include warnings together with safety and health information 15.

When you work with Avient, you get more than an unmatched materials portfolio. Avient makes no representations, guarantees, or warranties of any kind with respect to the information contained in this document about its accuracy, suitability for particular applications, or the results obtained or obtainable using the information. Avient makes no warranties or guarantees respecting suitability of either Avient’s products or the information for your process or end-use application.

When you work with Avient, you get more than an unmatched materials portfolio. Avient makes no representations, guarantees, or warranties of any kind with respect to the information contained in this document about its accuracy, suitability for particular applications, or the results obtained or obtainable using the information. Avient makes no warranties or guarantees respecting suitability of either Avient’s products or the information for your process or end-use application.

規制対応 • • • 評価試験：- ISO 10993-1 - USP および (Class VI) - 欧州薬局方 モノグラフ 3.1.3/ 3.1.5 (ポリオ レフィン系包装材) - USP (ポリエチレン) - ICH Q3Dに準拠した元素不純物分析 DMF（Type III）および Device Master File 登 録済み 米国FDAおよびEUの食品接触規格 ヘルスケア用途に制限ありー下記参照詳しくはAvientにお問い合わせください。a) 米国食品医薬品局（FDA）または国際標準化機構（ISO）により「インプラント」機器として分類される医療機器、または米国薬局方（USP）または ISO 規格で定義される「パーマネント」 機器、または (b)EU指令90/385/EECの改正で定義された能動埋込型医療機器、または (c)EU指令93/42/EECの改正で定義された「長期」使用のための医療機器。この記述の一般性を制限することなく、Avient 製品は以下を目的とした医療機器用途に使用してはなりません。

OnColor™ UL 94 Colorants for Electrical and Electronic Applications OnColor™ UL 94 Colorants Avient Design

Buyer acknowledges that information in Seller’s marketing materials, technical data sheets and other descriptive publications distributed or published on its websites may vary from time to time without notice. Buyer acknowledges that Seller has furnished to Buyer Safety Data Sheets, which include warnings together with safety and health information concerning the Product and/or the containers for such Product. 如果买方再销售产品，买方同意关于买方 再 销 售 Avient 产 品 的 条 款 和 条 件 （ 详 见 www.avient.com/terms.）。

OnColor™ UL 94 Colorants for Electrical and Electronic Applications OnColor™ UL 94 Colorants for Electrical and Electronic Applications OnColor™ UL 94 Colorants

我们通过以下方式变得更好：Keeping Safety First — PolyOne and Clariant are both ACC Responsible Care® companies, and nothing is more important than the health, safety and well-being of our people. D is t. ) K W R P P G A V Y F U L R P M G C P F M C H X L H U N E C L A S H E M N C E S C L Source: Peer data per Bloomberg market data as of 2021年11月8日 Avient reflects 2021 estimated revenue of $4,750M and estimated CAPEX of $80M (excludes one-time synergy capture CAPEX of $20M) Avient Specialty Formulators Other Chemical/Specialty Companies Free Cash Flow Conversion (1) 2021E (%) Being asset light helps us to generate strong free cash flow that is in line with specialty formulators. We are Avient.