Versaflex HC - Syringe Plunger - Spanish FABRICANTE DE JERINGAS É M B O L O D E J E R I N G A D E S E C H A B L E • Cumplir con las normas USP VI e ISO 10993-4,5 • Esterilización con gamma y EtO • Rendimiento de sellado a largo plazo • Bajo coeficiente de fricción (COF) • Rendimiento uniforme en jeringas de diferentes diámetros • Ofreció una solución formulada que cumple con los requerimientos rigurosos de una aplicación médica • Mejoró la continuidad del suministro global • Aumentó la eficiencia del proceso al sustituir el material termoestable anterior con un TPE Versaflex™ HC 2110-57B REQUERIMIENTOS CLAVE ¿POR QUÉ AVIENT?

T I G H T B U F F E R I N G E L - F I L L E D L O O S E T U B E F O R A E R I A L C A B L E S GLOBAL CABLE MANUFACTURER • Operating temperature from -40°C to 70°C • High gel resistance • Low shrinkage • Stripability for easy installation • Good flame retardancy • Developed a formulation with good thermal behaviour and low shrinkage • Enabled a greater range of operating temperatures giving the customer the flexibility of using the same cable design in a range of different climates • Provided superior gel resistance increasing life time of the cable • Utilized simulation service to optimize customer tooling and extrusion output ECCOH™ 5806 Formulation KEY REQUIREMENTS WHY AVIENT?

China Date of Issue：2024-10-26 Date of Expiry：2027-10-25 Date of Initial Issue：2021-10-28 证书编号 E受审核方 英文组织机构代码 E认证范围 E注册地址 E生产办公地址 E注册日期 E有效期至 E初次颁证日期 二维码

Microsoft PowerPoint - Investing in Avient - V17 - the MASTER AVIENT CORPORATION (NYSE: AVNT) O C T O B E R 2 0 2 0 DISCLAIMER 2 Forward-Looking Statements In this presentation, statements that are not reported financial results or other historical information are “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. INVESTMENT IN COMMERCIAL RESOURCES D R I V E S I N N O VAT I V E P R O D U C T P O R T F O L I O AN D S AL E S G R O W T H TARGET NET LEVERAGE BY 2021 ~$1Bn REPURCHASED OVER LAST 10 YEARS ~$350MM PAID OVER LAST 10 YEARS RETURNING VALUE TO SHAREHOLDERS 12 Free Cash Flow Dividends Share Repurchases Deleveraging Strong track record of cash generation put to work in M&A and return to shareholders while modestly levered 0.16 0.20 0.26 0.34 0.42 0.50 0.58 0.72 0.79 0.81 11 12 13 14 15 16 17 18 19 20 0.1 0.1 0.2 0.5 0.6 0.7 0.8 0.9 0.9 1.0 11 12 13 14 15 16 17 18 19 20 2020PF* 2021E Growing Dividend Cumulative Buybacks Net Leverage $B n $ p r sh ar *2020 estimate and Pro forma for acquisition of the Clariant Masterbatch business Cash Generation 19 160 240 2011 2019 2020E ~$240MM Another unique value creation lever at Avient is synergy capture with our recent acquisition of Clariant Masterbatch. SEGMENT HIGHLIGHTS 37% 22% 14% Building & Electrical & C O L O R , A D D I T I V E S & I N K S 2020 PF REVENUE | $2 .0 BILLION $9 $310 2.0% 15.5% 2020 figures Pro forma estimates for acquisition of the Clariant Masterbatch business 32% 39% Latin America END MARKET REGION EBITDA DOLLAR & MARGIN 24 59% 18% Wire & Cable(1) 25% Electrical & 14% Building & S P E C I A LT Y E N G I N E E R E D M AT E R I A L S 2020E REVENUE | $685 MILLION 0.9% 16.8% END MARKET REGION EBITDA DOLLAR & MARGIN 25 (1) Approximately 50% of Wire and Cable sales are associated with Fiber Optic Cabling 30% 24%Packaging Electrical & Building & 1% 79% Latin America END MARKET REGION EBITDA DOLLAR & MARGIN DI S TR IBU T I ON 2020E REVENUE | $1 .05 B ILL ION $20 $65 2.9% 6.2% K E Y S U P P L I ER S 26 AMERICAS EUROPE ASIA 26% 13% 16% Building & 5% Electrical & 35% 14%Healthcare 17% Building & Electrical & 32% 26% 12% Building & Electrical & 2020 figures Pro forma estimates for acquisition of the Clariant Masterbatch business TOTA L C O M PA N Y R E G I O N A L S A L E S BY END MARKET (58% of sales) (25% of sales) (17% of sales) 27

Colorants and Additives for Recycled Resins E&E Applications

Microsoft PowerPoint - PolyOne Investor Presentation 5.4.20_v8 P E O P LE P RO D U CT S P LA N E T P E RF O R MAN C E JVs Performance Products & Solutions Distribution Specialty To be the world’s premier provider of specialized polymer materials, services and solutions To be the world’s premier provider of specialized polymer materials, services and sustainable solutions 2016 2017 2018 2019 Lightweighting Reduced Material Requirements Improved Recyclability Renewable Energy Applications Eco-conscious Bio-derived Content Reduced Energy Use VOC Reduction $275M $325M $355M $410M 14% Total Annual Growth 9% Organic Annual Growth PolyOne Corporation 33 Adjusted EPS attributable to PolyOne common shareholders is calculated as follows: 2009* 2010* 2011* 2012* 2013* 2014* 2015* 2016** 2017** 2018 2018*** Q1 2019*** 2019 Q1 2020 Net income from continuing operations attributable to PolyOne common shareholders Joint venture equity earnings, after tax Special items, before tax(1) Special items, tax adjustments(1) Adjusted net income from continuing operations attributable to PolyOne common shareholders $ 106.7 $ 152.5 $ 153.4 $ 53.3 $ 94.0 $ 78.0 $ 144.6 $ 166.4 $ 173.5 $ 161.1 $ 87.7 $ 22.4 $ 75.5 $ 33.1 (19.0) (14.7) (3.7) — — — — — — — — — — — (48.7) 24.2 (48.1) 55.1 46.3 164.2 87.6 23.8 32.9 59.5 58.7 12.2 61.7 9.6 (27.2) (96.7) (24.7) (18.9) (13.7) (73.7) (58.7) (15.9) (24.8) (25.3) (25.1) (1.2) (5.9) (1.0) $ 11.8 $ 65.3 $ 76.9 $ 89.5 $ 126.6 $ 168.5 $ 173.5 $ 174.3 $ 181.6 $ 195.3 $ 121.3 $ 33.4 $ 131.3 $ 41.7 Diluted shares 93.4 96.0 94.3 89.8 96.5 93.5 88.7 84.6 82.1 80.4 80.4 78.2 77.7 86.7 Adjusted EPS attributable to PolyOne common shareholders $ 0.13 $ 0.68 $ 0.82 $ 1.00 $ 1.31 $ 1.80 $ 1.96 $ 2.06 $ 2.21 $ 2.43 $ 1.51 $ 0.43 $ 1.69 $ 0.48 * Historical results are shown as presented in prior filings and have not been updated to reflect subsequent changes in accounting principle, discontinued operations or the related resegmentation. ** Pro forma for sale of Designed Structures and Solutions segment (DSS). *** Pro forma for sale of Performance Products and Solutions segment (PP&S).

Microsoft PowerPoint - PolyOne Investor Presentation 5.4.20_v8 P E O P LE P RO D U CT S P LA N E T P E RF O R MAN C E JVs Performance Products & Solutions Distribution Specialty To be the world’s premier provider of specialized polymer materials, services and solutions To be the world’s premier provider of specialized polymer materials, services and sustainable solutions 2016 2017 2018 2019 Lightweighting Reduced Material Requirements Improved Recyclability Renewable Energy Applications Eco-conscious Bio-derived Content Reduced Energy Use VOC Reduction $275M $325M $355M $410M 14% Total Annual Growth 9% Organic Annual Growth PolyOne Corporation 33 Adjusted EPS attributable to PolyOne common shareholders is calculated as follows: 2009* 2010* 2011* 2012* 2013* 2014* 2015* 2016** 2017** 2018 2018*** Q1 2019*** 2019 Q1 2020 Net income from continuing operations attributable to PolyOne common shareholders Joint venture equity earnings, after tax Special items, before tax(1) Special items, tax adjustments(1) Adjusted net income from continuing operations attributable to PolyOne common shareholders $ 106.7 $ 152.5 $ 153.4 $ 53.3 $ 94.0 $ 78.0 $ 144.6 $ 166.4 $ 173.5 $ 161.1 $ 87.7 $ 22.4 $ 75.5 $ 33.1 (19.0) (14.7) (3.7) — — — — — — — — — — — (48.7) 24.2 (48.1) 55.1 46.3 164.2 87.6 23.8 32.9 59.5 58.7 12.2 61.7 9.6 (27.2) (96.7) (24.7) (18.9) (13.7) (73.7) (58.7) (15.9) (24.8) (25.3) (25.1) (1.2) (5.9) (1.0) $ 11.8 $ 65.3 $ 76.9 $ 89.5 $ 126.6 $ 168.5 $ 173.5 $ 174.3 $ 181.6 $ 195.3 $ 121.3 $ 33.4 $ 131.3 $ 41.7 Diluted shares 93.4 96.0 94.3 89.8 96.5 93.5 88.7 84.6 82.1 80.4 80.4 78.2 77.7 86.7 Adjusted EPS attributable to PolyOne common shareholders $ 0.13 $ 0.68 $ 0.82 $ 1.00 $ 1.31 $ 1.80 $ 1.96 $ 2.06 $ 2.21 $ 2.43 $ 1.51 $ 0.43 $ 1.69 $ 0.48 * Historical results are shown as presented in prior filings and have not been updated to reflect subsequent changes in accounting principle, discontinued operations or the related resegmentation. ** Pro forma for sale of Designed Structures and Solutions segment (DSS). *** Pro forma for sale of Performance Products and Solutions segment (PP&S).

Certificate Avient Corporation S E s Certificate Of Conformance This is to certify that the Quality Management System of: Avient Corporation 33587 Walker Road, Building 428 Avon Lake OH 44012 United States has been assessed by ABS Quality Evaluations, Inc. and found to be in conformance with the requirements set forth by: ISO 9001:2015 The Quality Management System is applicable to: Manufacture of plastic compounds, color and performance additives, engineered thermoplastics, vinyl resins, custom mixed plastic materials, custom and commodity colorants for plastics, polyurethane systems, and plasticizers with design and sampling support at Suwanee, GA, and purchasing, customer service, logistics, quality, design and sampling support at PolyOne Corporate Headquarters at Avon Lake, OH, and distribution of resins Certificate No: 31307 Certification Date: 12 OCT 1995 Effective Date: 11 JUL 2024 Expiration Date 07 OCT 2025 Revision Date: 17 JUL 2024 Dominic Townsend, President Page 1 of 4 S E s ISO 9001:2015 Certificate Of Conformance ANNEX Certificate No.: 31307 Avient Corporation At the below facilities The Manufacture of Pultruded and Filament wound components Pultrusion and CRTM 3943, Valley East Industrial Drive, Buildings 1,2,3,4 Birmingham - AL 35217 United The Manufacture of Pultruded and Filament wound components Pultrusion and Filament Wound Tubing 3968, Valley East Industrial Drive, Building 5 Birmingham - AL 35217 United States The Manufacture of Pultruded and Filament wound components Pultrusion 3950, Valley East Industrial Drive, Building 6 Birmingham - AL 3517 United States Corporation Management of QMS. Industrial Valle del Cinca S/N Apartado E-22300 Barbastro Spain Berea, OH Liquid Colorants and Additives for Plastics , 680 N. 19 Francis J Clark Circle Bethel - CT 06801 United Page 2 of 4 S E s Cergy, France Design and Manufacture of Color and Additive Concentrates and Specialty Compounds , 14 Avenue de l'Eguillette Saint Ouen l'Aumône - 95310 France Esenyurt, Turkey Design and Manufacture of Specialty Engineered Thermoplastics Orhangazi Mah. 1683 Sok.

BIODEGRADABILI E COMPOSTABILI T E L I P E R P A C C I A M A T U R A • In conformità con lo standard europeo EN17033 o OK Compost • Disponibili nelle versioni in nero o bianco e certificati secondo le norme TÜV Austria (OK Compost e altre) • Supporto completo per la certificazione del prodotto finale secondo gli standard EN13432 ed EN17033 • Formulati con pigmenti testati e approvati da organismi di certificazione OnColor™ Bio-Colorants REQUISITI CHIAVE PERCHÉ AVIENT?

Dynaflex G - Cooler Feet & Wagon Wheel Tread COOLER MANUFACTURER C O O L E R F E E T & W A G O N W H E E L T R E A D • Abrasion resistance and excellent tear strength • UV and heat stability • Overmoldable to PP or PC • Provided durable TPE materials at target durometers to achieve component-specific performance requirements • Offered rapid response technical support for mold trials and guidance on processing best practices • Delivered consistent material quality globally and with short lead times Dynaflex™ G KEY REQUIREMENTS WHY AVIENT?