KEY CHARACTERISTICS • Formulated with 25–100% recycled resin from PIR & PCR sources • Reduces waste and supports the circular economy • Achieves equivalent performance to standard polyolefin formulations • Can be recycled at end of life • Provides good stiffness, durability, impact resistance and UV stability • Enables customized performance characteristics depending on application need MARKETS AND APPLICATIONS Maxxam REC Polyolefins are suitable for use across many industries and applications where traditional polyolefin materials are used, including: • Transportation - HVAC systems, engine guards, battery housings, flame retardant applications • Industrial - Structural parts, furniture • Consumer - Household appliances, personal care items, packaging, office supplies, food contact applications • Electrical and Electronic – Housings, buttons, junction boxes SUSTAINABILITY BENEFITS • Formulated with 25–100% recycled resin from PIR and/or PCR sources • Reduces waste and supports the circular economy • Reduces carbon footprint • Can be recycled at end of life PRODUCT BULLETIN CHARACTERISTICS UNITS Maxxam REC RS5200-5029 C BLACK X2 Maxxam REC MX5200-5036 HS I BLACK Maxxam REC MX5200-5037 Maxxam REC MX5200-5038 Maxxam REC MX5200-5039 Filler/ Reinforcement – Unfilled Unfilled 20% Mineral 40% Mineral 30% Glass Fiber Recycled Content – 95% PCR 97% PIR 75% PIR 55% PIR 65% PIR Density (ISO 1183) g/ccm 0.93 0.95 1.09 1.28 1.15 Tensile Modulus (ISO 527-1) MPa 1250 950 1500 2150 4250 Tensile Stress (ISO 527-2) MPa 25 175 10 15 50 Tensile Strain Break (ISO 527-2) % >20 >80 >30 17 4.5 Charpy Notched (ISO 179) kJ/m 3 8 5 4 11 TECHNICAL PERFORMANCE CHARACTERISTICS UNITS Maxxam REC RS5200-5026 RS NHFR BLACK 70 Maxxam REC FR H8 V2 BLACK RG 70 Maxxam REC L6 GF/30 H BLACK T RG 70 Maxxam REC MX5200-5027 RS HS BLACK RG Maxxam REC MX5200-5028 RS HS BLACK RG Maxxam REC C10 H-UV AS EP RG BLACK 70 Filler/ Reinforcement – 30% Glass Fiber Unfilled 30% Glass Fiber 30% Glass Fiber 40% Talcum Unfilled Recycled Content – 37% PIR 90% PIR 55% PIR 35% PIR 50% PIR 25% PIR Density (ISO 1183) g/ccm 1.42 0.950 1.13 1.15 1.23 1.03 Tensile Modulus (ISO 527-1) MPa 8250 1300 6100 6400 – 700 Tensile Stress (ISO 527-2) MPa 71.0 30.0 70.0 70.0 28.0 15.0 Notched Izod (ISO 180) kJ/m – 4.0 10 5.8 2.7 No Break Flame Rating @ 1.6mm thickness (UL 94) – V-0 V-2 HB HB HB HB TECHNICAL PERFORMANCE Copyright © 2023, Avient Corporation.

KEY CHARACTERISTICS ECCOH 5924 ECCOH 5981 ECCOH 5983 UV Material Standards BS7655-6, 1 (LTS1–4), BS6724, IEC 60502 BS7655-6, 1 (LTS3) BS7655-6, 1 (LTS1–4) Tear Strength at 23°C 7.7 N/mm 10 N/mm 11 N/mm Tear Strength at 65°C 2.3 N/mm 5 N/mm 6.5 N/mm Hot Pressure Test (6h at 90°C) 39% –

A RANGE OF WORLD-CLASS SERVICES COLOR TECHNOLOGY Custom matching, saturated colors, and special effects to fill market niches, eliminate secondary operations, and strengthen your brand PCR COLOR PREDICTION SERVICE Digital prediction tool illustrating color possibilities and limitations of post-consumer recycled (PCR) content to simplify decision making and shorten time to launch PRODUCT CARBON FOOTPRINT (PCF) CALCULATOR Methodology that evaluates the carbon footprint of Avient solutions, contributing a data point to your overall carbon footprint and supporting credible reporting AVIENT DESIGN A highly specialized group of industrial designers and project engineers that provides advanced design and detailed analysis to foster higher levels of innovation TESTING AND VALIDATION Fully accredited and in-house testing capabilities to generate data for insight into material behavior, environmental effects, and more REGULATORY SUPPORT Dedicated product stewardship team assisting with new product approvals to reduce regulatory overhead and minimize risk COLOR AND ADDITIVE DESIGN SERVICES Trend and color insights along with product development assistance from concept through commercialization to optimize design and gain speed to market RESEARCH AND DEVELOPMENT Long-term strategic solution development that addresses complex and unmet product innovation needs APPLICATION DEVELOPMENT TECHNICAL SUPPORT Technical experts specifically trained to work directly with your team to solve definitive application challenges with new or existing approaches FIELD TECHNICAL SERVICE Onsite support for tool design, startup, and production optimization to gain manufacturing efficiencies and help resolve technical issues Common compliance categories where we can assist: • UL • USP Class VI • ISO 10993 • ISO 1345 • REACH • RoHS • FDA • EU 10/2011 • China GB • MERCOSUR • USP • ISP • CPSIA • Prop 65 ColorWorks™ Design & Technology Centers Our global ColorWorks centers are focused on design, technology, and innovation for plastics.

Avient Corporation ประกาศความเป็นส่วนตวัสําหรบัผูส้มคัรงาน เรายนิดทีีคุ่ณสนใจในการทํางานกบั Avient Avient Corporation และบรษิทัในเครอื (เรยีกรวมกนัว่า “Avient” “เรา” “พวกเรา” หรอื “ของเรา”) มุ่งมั่นทีจ่ะปกป้องความเป็นส่วนตวัและขอ้มูลส่วนบุคคลทีร่วบรวมจากผูส้มคัรงานผ่านขัน้ตอนการสมคัรงานทางออนไลนแ์ละชอ่งท างอืน่ ๆ ประกาศความเป็นส่วนตวัสําหรบัผูส้มคัรงานนี ้(“ประกาศ”) ระบุวธิทีี ่Avient รวบรวม ใช ้ หรอืเปิดเผยขอ้มูลส่วนบุคคลจากผูส้มคัรงานและผูส้มคัร (เรยีกรวมกนัว่า “คุณ”) เมือ่คุณเขา้ถงึหรอืใชเ้ว็บไซตห์างานของเรา รวมถงึ https://avient.referrals.selectminds.com/ (“เว็บไซต”์) ประกาศฉบบันีไ้ม่ครอบคลุมถงึการใชบ้รกิารของ Avient ในฐานะผูบ้รโิภคหรอืการใชเ้ว็บไซตแ์ละแอปพลเิคชนัของบุคคลทีส่ามใด ๆ ทีคุ่ณอาจม ี รวมถงึเว็บไซตใ์ดทีเ่ช ือ่มโยงไปยงัเว็บไซตข์องเรา สําหรบัขอ้มูลเพิม่เตมิเกีย่วกบัวธิทีี ่Avient ประมวลผลขอ้มูลส่วนบุคคลของคุณสําหรบับรกิารเหล่านีแ้ละเว็บไซตข์องบุคคลทีส่าม โปรดเยีย่มชมคําแถลงความเป็นส่วนตวัของ Avient Corporation ซึง่มอียู่ที ่https://www.avient.com/company/policies-and-governance/avient- corporation-privacy-statement) กอ่นทีคุ่ณจะดําเนินการสมคัรต่อไป เราตอ้งการทีจ่ะแจง้ใหคุ้ณทราบสัน้ ๆ เกีย่วกบัวธิกีารทีเ่ราประมวลผลและปกป้องขอ้มูลส่วนบุคคลของคุณ โปรดอ่านประกาศฉบบันีอ้ย่างละเอยีดถีถ่ว้น โดยการส่งใบสมคัร เรซเูม่และ/หรอื CV ของคุณโดยใชเ้ครือ่งมอืการสมคัรออนไลนข์องเรา ขอ้มูลส่วนบุคคลของคุณจะไดร้บัการจดัการและปกป้องตามประกาศฉบบันี ้ เมือ่คุณไดส้่งใบสมคัรของคุณแลว้ คุณอาจจะเพิม่ขอ้มูลของคุณไปยงัคลงัผูส้มคัรทัว่โลกของเราได ้การทําเชน่นีจ้ะชว่ยให ้Avient สามารถแจง้ใหคุ้ณทราบถงึตําแหน่งทีน่่าสนใจอืน่ ๆ ทีคุ่ณอาจมคีุณสมบตัเิหมาะสม หากคุณมคีําถามใด ๆ เกีย่วกบัขอ้มูลส่วนบุคคลของคุณหรอืตอ้งการตดิต่อเราดว้ยเหตุผลอืน่ใด โปรดใชข้อ้มูลการตดิต่อทีใ่หไ้วด้า้นล่าง หน่วยงาน Avient ในพืน้ทีข่องเขตอํานาจศาลทีคุ่ณสมคัรงานจะทําหนา้ทีเ่ป็นผูค้วบคุมขอ้มูลเกีย่วกบัขอ้มูลส่วนบุคคลของคุณ 1. ความปลอดภยัของขอ้มูลของคุณ เราพจิารณาว่าความปลอดภยัของขอ้มูลส่วนบุคคลของคุณน้ันเป็นความสําคญัระดบัสูงสุด เชน่น้ันแลว้ แมว้่ามาตรฐานความเป็นส่วนตวัและความปลอดภยัชดุใดหรอืการป้องกนัใด ๆ จะไม่ปลอดภยั 100% แต่ขอ้มูลใด ๆ ทีคุ่ณแบ่งปันกบัเราน้ันจะไดร้บัการเก็บรกัษาโดยใชก้ารควบคุมดา้นการบรหิาร เทคนิค และองคก์รทีเ่หมาะสม เพือ่รกัษาความลบัของขอ้มูลอย่างเหมาะสมและชว่ยปกป้องขอ้มูลส่วนบุคคลจากการสูญหาย การใชง้านในทางทีผ่ดิและการเขา้ถงึทีไ่ม่ไดร้บัอนุญาต การเปิดเผย การเปลีย่นแปลง และการทําลาย https://edpb.europa.eu/about-edpb/board/members_en คุณมคีวามรบัผดิชอบในการใหก้ารดูแลในระดบัทีเ่หมาะสมเมือ่ใดก็ตามทีคุ่ณสือ่สารกบัเรา อย่าสง่ขอ้มูลส่วนบุคคลทีล่ะเอยีดอ่อนใหก้บัเราทางอเีมล หากคุณมเีหตุผลทีเ่ช ือ่ไดว้่าการสือ่สารของคุณกบัเราน้ันไม่ปลอดภยัอกีต่อไป โปรดแจง้ปัญหาใหเ้ราทราบทนัทดีว้ยการตดิต่อเราโดยใชข้อ้มูลส่วน "ตดิต่อเรา" ดา้นล่าง 7. ตดิต่อเรา หากคุณมคีําถามใด ๆ หรอืตอ้งการใชส้ทิธิข์องคุณ คุณสามารถตดิต่อเราไดท้ี:่ The Corporate Privacy Officer Avient Corporation 33587 Walker Road Avon Lake, Ohio 44012 อเีมล: PRIVACY.OFFICER@AVIENT.COM โทรศพัท:์ 1-800-901-2078 คุณยงัสามารถส่งคําถามหรอืคําขอเกีย่วกบัความเป็นส่วนตวัของคุณผ่านแบบฟอรม์ออนไลนไ์ด ้ สามารถตดิต่อเจา้หนา้ทีด่า้นการคุม้ครองขอ้มูลของ Avient ไดท้ี ่PRIVACY.OFFICER@AVIENT.COM ** สําหรบัผูส้มคัรในเปรู ขอ้มูลส่วนบุคคลจะไดร้บัการเก็บไวใ้นคลงัฐานขอ้มูล "[avient.taleo.net]" ซึง่ลงทะเบยีนใน National Personal Data Protection Registry ดว้ยรหสั RNPDP-PJP Nº [*]" วนัทีม่ผีลบงัคบัใช:้ 1 สงิหาคม 2020 mailto:PRIVACY.OFFICER@AVIENT.COM https://privacyportal.onetrust.com/webform/b25cf7b1-a93a-4d26-8c84-ceda4d0ae91b/e180cbe4-d1b9-49bd-b621-cb5f6a0f42cb mailto:PRIVACY.OFFICER@AVIENT.COM

More information about Avient and its locations can be found on our website – https://www.avient.com Our policies on slavery and human trafficking The Avient Code of Conduct establishes a clear set of ethical and behavioral standards for the employees of Avient for our business conduct. A full copy of Avient’s Code of Conduct is available in over 20 languages and can be found here: Avient’s Policy on Human Rights can be found here: https://www.avient.com/ https://www.avient.com/company/policies-and-governance-0/code-conduct https://www.avient.com/company/policies-and-governance-0/avients-human-rights-policy Page 2 of 3 Training To mitigate against the risk of non-compliance with our policy, Avient requires all associates to complete mandatory Code of Conduct training. Our effectiveness in combating slavery and human trafficking In 2025 the following key performance indicators (KPIs) will be used to measure how effective we have been in ensuring that slavery and human trafficking is not taking place in any part of our business or supply chains • 100% completion of the Code of Conduct for all associates https://www.avient.com/company/policies-and-governance/supplier-code-conduct Page 3 of 3 Our on-going commitment As part of our modern slavery strategy we will continue to monitor the progress we have made and build on our achievements and initiatives in the next financial year.

The webcast can be viewed at avient.com/investors, or by clicking here: https://edge.media- server.com/mmc/p/edkwvu9r. # # http://www.avient.com/investors https://edge.media-server.com/mmc/p/edkwvu9r https://edge.media-server.com/mmc/p/edkwvu9r http://www.avient.com/investors https://www.avient.com/ 4 Forward-looking Statements In this press release, 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.

LEARN MORE https://www.avient.com/products/thermoplastic-elastomers/resound-bio-thermoplastic-elastomers https://www.avient.com/products/thermoplastic-elastomers/versaflex-thermoplastic-elastomers

29/6/2021 Formulario de Impresión de Constancia de Inscripción https://seti.afip.gob.ar/padron-puc-constancia-internet/ConsultaConstanciaAction.do 1/1 ADMINISTRACION FEDERAL DE INGRESOS PUBLICOS CONSTANCIA DE INSCRIPCION  AVIENT ARGENTINA S.A. Mes de inicio: 10/2015 Mes de cierre ejercicio comercial:  12 DOMICILIO FISCAL - AFIP Vigencia de la presente constancia:  29-06-2021  a  29-07-2021 Hora  11:48:03  Verificador  102744316377     Los datos contenidos en la presente constancia deberán ser validados por el receptor de la misma en la página institucional de AFIP http://www.afip.gob.ar. http://www.afip.gob.ar/

With our hardware fabrication capabilities and Avient’s knowledge of composite ballistic protection technology, we were able to create modular systems that reduce time and logistic requirements for our brave soldiers.” 1 https://www.erdc.usace.army.mil/Missions/Military-Engineering/Deployable-Force-Protection-Demo/ To learn more about ballistic resistant solutions from Avient, visit avient.com or click to request a quote. SOLID FOUNDATIONS: SAFETY FIRST © 2024, All Rights Reserved Avient Corporation, 33587 Walker Road, Avon Lake, Ohio USA 44012 https://www.erdc.usace.army.mil/Missions/Military-Engineering/Deployable-Force-Protection-Demo/ www.avient.com https://www.avient.com/content/ballistic-panel-quote-request-form

T H E N E W P O L Y O N E : A S P E C I A L T Y G R O W T H C O M P A N Y  Transformational M&A with PP&S divestment and pending acquisition of Clariant Masterbatch business  Growing leadership position in attractive markets  Innovation, technology and service are differentiators  Capital management is a strength: Record-setting cash generation to continue for years  Proven acquisition strategy with robust pipeline  Commercial investments are fueling momentum and generating organic growth SERVICE: T H E T I M E L E S S D I F F E R E N T I A T O R PolyOne Corporation 40 T A L E N T D E V E L O P M E N T PolyOne Corporation 41 Leadership Program Participants 2012 2013 2015 47 86 2016 2019 125 169 412 Campus Hires 2008 2011 2017 25 90 47 PolyOne LSS Blackbelts 2008 2011 2019 67 247 147 2019 134 A U N I Q U E C U S T O M E R E X P E R I E N C E Industrial Design IQ DESIGN PolyOne Corporation 42 Computer Aided Engineering Design Strategy 3 15 Designers & Engineers $0 $15M $4M $87M Opportunity funnel Total Revenue LSS CUSTOMER FIRST PolyOne Corporation 43 Customer Engagements Enables sales growth by building more intimate customer relationships, giving us insight to customers’ needs, with a service that is not easily replicated 2 210 I N N O V A T I N G W I T H P O L Y O N E PolyOne Corporation 44 SEGMENT HIGHLIGHTS C O L O R , A D D I T I V E S & I N K S E N D M A R K E T S & S O L U T I O N S PolyOne Corporation 45 Solid Colorants Performance Screen Printing Inks Liquid Colorants Wire & Appliances Electrical & Electronics Operating Income & MarginRevenue by Region C O L O R , A D D I T I V E S & I N K S 2 0 1 9 R E V E N U E | O V E R $ 1 B I L L I O N PolyOne Corporation 46 34% United States 44% Mexico South America $4 $25 $104 $147 0.9% 5.5% 12.2% 14.7% 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 E N D M A R K E T S & S O L U T I O N S PolyOne Corporation 47 Engineered Formulations Advanced Composites Thermoplastic Elastomers Telecommunications (FOC) Electrical & Electronics Building & Construction Note: (FOC) refers to Fiber Optic Cabling 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 Revenue by Region Operating Income & Margin 2 0 1 9 R E V E N U E | $ 7 5 0 M I L L I O N PolyOne Corporation 48 27% United States 54% 17% $21 $57 $87 0.1% 5.1% 9.3% 11.6% D I S T R I B U T I O N E N D M A R K E T S & S U P P L I E R S PolyOne Corporation 49 28% 23% Electrical & Electronics Building & Operating Income & Margin2019 Revenue | $1.2 Billion $25 $63 $75 $20 2.9% 4.0% 5.9% 6.3% http://www.polyone.com/Pages/VariationRoot.aspx O V E R V I E W O F R A W M A T E R I A L P U R C H A S E S PolyOne Corporation 50 Performance Polyethylene Pigments Styrenic Block Copolymer 7% Nylon TiO2 Polypropylene Dyestuffs Plasticizers Other Raw $900 million of raw material purchases in 2019 excluding Distribution business Note: All figures exclude divested PP&S business T A R G E T E N D M A R K E T S & A P P L I C A T I O N E X A M P L E S PolyOne Corporation 51 Thermally Conductive Chemical Resistant Polymer Colorants Elastomeric Grips and Handles Structural Composites Antimicrobial Technologies Anti-Counterfeiting Target End Markets… Healthcare Catheter Technologies Under-hood Components Target End Markets… Automotive Interior Structural Sound & Vibration Management Roof Systems Air Management Electronics and Cameras Lighting Exterior / Interior Trim Braces & Brackets Fasteners Seals & Flaps Target End Markets… Consumer Thermally Conductive Polymer Colorants Elastomeric Grips and Handles Structural Composite Oxygen Scavenger Laser Marking Additives Antistatic Technologies UV Light Barrier Technologies Cap & Closure Colorants Process Optimization Antioxidant Technologies Density Modified Target End Markets… Packaging  Impart weight, sound and metallic finish to caps and closures for cosmetics and spirits applications  Elevate quality and prestige perceptions among high-end consumers  Eliminate time and cost associated with secondary operations and assembly Luxury Packaging GravitechTM Density Modified Polymers  Eliminate costs by increasing pigment density  Enhance color performance without altering form and formulation  Increase design capabilities by reducing weight and layer thickness Optimize Color Usage OnColorTM Super Concentrates  Inhibit microbial growth on polymer surfaces  Enhance value or products and devices  Highly versatile concentrate with the ability to be incorporated into a wide variety of products Combat Bacteria Formation WithStandTM Antimicrobial Technology  Durable, long-lasting products stand up to the most aggressive disinfectants  Minimize environmental stress cracking and discoloration  One of the broadest medically approved polymer and colorant portfolios Medical Device Housings Chemically Resistant Engineered Polymers Color & Design Services  Greater control of color development and supply chain  Work across entire design process from concept to commercialization  Inspire creativity in the use of polymer materials, colors, and effects  Innovative brand differentiation  Faster development timelines Outdoor Applications  Leading provider of high performance specialty materials for the recreational and sports & leisure industry  Well positioned across all segments to address market needs  Metal to Polymer Conversion  Lightweighting  Thermal Management  Impact Performance  ColorMatrix Fiber Colorant Solutions  Proprietary advanced liquid color formulations and equipment enable greater efficiency and productivity  Eliminates aqueous dyeing and its associated wastewater treatment  Solid Color Concentrates  Extrusion-spun fibers colored via solid masterbatch Fiber Colorants PolyOne Corporation 63 Global high yield & leveraged finance Conference Forward Looking Statements USE OF �NON-GAAP�MEASURES Vision Safety First Commodity to Specialty Transformation PolyOne�2019 Revenue | $2.9 billion Slide Number 8 Sustainable Path to Double-Digit EPS Growth Expansion of Commercial Resources driving growth The Evolving Customer Relationship Slide Number 12 Aligning with trends for Growth Revenue from Sustainable Solutions Innovation 3 Horizons of Development Innovation Spotlight: Composites COMPOSITE MATERIALS COMPOSITEs Portfolio�Diverse Capabilities and Solutions Serving Manufacturers and OEMS PolyOne applications in Fiber optic cables Fiber optical growth drivers Invest-to-Grow M&A Strategy Invest-to-Grow M&A Playbook Invest-to-Grow Proof of performance Clariant Masterbatch Acquisition Drives�Next Level Specialty Transformation Transformation Headlines Fit with Four Pillar Strategy End Market Transformation End Market Transformation Complementary Geographic Presence Slide Number 31 PolyOne + Clariant Masterbatch Business Over 85% of Adjusted EBITDA from Specialty Transaction overview Significant Synergy Opportunities Attractive Financing Structure Slide Number 37 Returning cash to shareholders�Over $1.2 Billion since 2011 Why Invest In PolyOne? Service:�The Timeless differentiator Talent development IQ DESIGN LSS CUSTOMER FIRST Innovating with PolyOne COLOR, ADDITIVES & INKS Color, Additives & Inks Specialty Engineered Materials Specialty Engineered Materials DISTRIBUTION Overview of RAW MATERIAL PURCHASES Target end markets & �application examples Slide Number 52 Slide Number 53 Slide Number 54 Slide Number 55 Slide Number 56 Slide Number 57 Slide Number 58 Slide Number 59 Slide Number 60 Slide Number 61 Slide Number 62 Slide Number 63 Slide Number 64 Slide Number 65