الجوانب المثيرة للمخاوف المحتملة فيما يتعلق بمكافحة الاحتكار 1 الاتفاقات الأفقية. الخط الساخن للأخلاقيات في https://www.Avient.com/company/policies-and- governance/ethics-hotline فتاه 1-877-228-5410 6 المحتويات سياسة مكافحة الاحتكار المنقحة لعام 2021 mailto:ethics.officer%40avient.com? قم بتوثيق الواقعة، بما في ذلك الإجابات على الآتي: من كان حاضراً في الاجتماع؟، متى تم الاجتماع وأين؟، ماذا حدث في الاجتماع؟. 8 قم بإخطار إدارة الشؤون القانونية لدى Avient فوراً بعد حضورك أي .

The Board may modify the Guidelines from time to time and may make exceptions to them. 1. Is a current employee, or has an immediate family member who is a current executive officer of, a company that makes or has made payments to, or received payments from, the Company for property or services in an amount which, in any of the last three fiscal years, exceeds the greater of $1 million, or 2% of the other company’s consolidated gross revenues. The Board administers its risk oversight function directly and through its committees. 8 The Board has delegated specific risk oversight responsibility to the committees of the Board as follows: (i) the Audit Committee oversees risks related to the Company’s financial statements, financial reporting processes, internal controls, information technology, and cybersecurity; (ii) the Compensation Committee oversees risks related to the Company’s compensation programs; (iii) the Governance and Corporate Responsibility Committee oversees risks related to the Company’s programs, policies, and practices related to certain sustainability and governance matters, including a review of reports on corporate responsibility and/or sustainability published by the Company; and (iv) the Environmental, Health and Safety Committee oversees risks related to safety, health, physical security, environmental, and product stewardship matters.

One caveat: Typical TPE shrinkage is around 2% while that of substrate materials is closer to 1%. When looking to incorporate sustainable content into your TPE, the raw material cost may be more expensive than traditional materials for three reasons 1) supply chain maturity, 2) high demand, low supply, 3) location of source and supplier. WE’VE GOT YOU COVERED. http://www.art.canaco.org https://www.avient.com/sites/default/files/2020-11/gls-acqua-plose-case-study.pdf 1http://store.elsevier.com/Handbook-of-Polymer-Applications-in-Medicine- and-Medical-Devices/isbn-9780323221696/ Tear Resistance PERFORMANCE COMPARISON In Handbook of Polymer Applications in Medicine and Medical Devices,1 Laurence W.

Var och en angriper saken på sitt eget sätt och allesammans utgör de hörnstenen i amerikansk antitrustlagstiftning och grunden till flera globala lagar. 1. subject= http://avient.ethicspoint.com http://www.Avient.com/company/policies-and-governance/ethics-hotline http://www.Avient.com/company/policies-and-governance/ethics-hotline 1. Du ska dokumentera incidenten och inkludera svar på följande frågor: vilka som närvarade vid mötet, när och var mötet ägde rum och vad som hände på mötet. 8.

مدونة قواعد السلوك الخاصة بنا 2023 جدول المحتويات 1 رسالة من المدير التنفيذي 2 رؤيتنا واستراتيجيتنا 2 القيم الأساسية والشخصية مدونة قواعد سلوكنا 4 المبادئ التوجيهية للسلوك الأخلاقي 4 القيم الشخصية 6 حل المسائل والإبلاغ عن حالات عدم الامتثال 6 الخط الساخن للأخلاقيات 6 عدم الانتقام 6 تطبيق مدونة قواعد السلوك 6 مخالفات مدونة قواعد السلوك الاحترام للجميع 8 التنوع والدمج 8 التمييز أو المضايقات 8 العلاقات في مكان العمل 9 إدمان المخدرات 9 الأمان المادي والعنف في مكان العمل الأمانة في العمل 11 المعلومات، والبيانات، والسجلات الدقيقة 11 نزاهة المحاسبة 13 اتصالات الشركة 13 حماية الأصول واستخدامها 13 حقوق الملكية وسرية المعلومات، والأفكار والملكية الفكرية 13 حماية الخصوصية، والمعلومات الشخصية، والبيانات 14 استخدام شبكة الإنترنت والبريد الإلكتروني 14 وسائل التواصل الاجتماعي والشبكات الاجتماعية 14 المعلومات الداخلية والتداول 15 المساهمات والأنشطة السياسية/والمساهمات الخيرية 15 التحقيقات والاستفسارات الحكومية النزاهة في عملنا 17 التعامل العادل 17 الرشاوى والعمولات 18 الوكلاء والمستشارون 18 المنافسة 18 الهدايا والاستضافة 19 تضارب المصالح 19 تعامل ذاتي تتنافر فيه المصلحة والواجب 19 التجارة الدولية المسؤولية الاجتماعية بالشركة 21 الاستدامة 21 السلامة، والصحة، والبيئة 21 سلامة المنتج والخدمة 21 احترام حقوق الإنسان 22 التزام مشترك 23 موارد ومعلومات الاتصال 1 جدول المحتويات رسالة من المدير التنفيذي ،Avient السادة موظفي نظراً لأننا جزء من شركة عالمية متنامية، فإننا نواجه مواقف صعبة وعمليات صنع قرار معقّدة. بينما تسافر في رحلة عمل، يتُوقّع منك: 1 ..Avient الالتزام بسياسة السفر والترفيه بشركة 2 الظهور بمظهر وسلوك يعمل على الارتقاء والحفاظ على سمعة . اتبع هاتيْْن القاعدتيْْن البسيطتيْْن: 1 لا تستخدم معلومات جوهرية غير مخصصة للعامة لتحقيق مكاسب .

Table of Contents 1.0 Organizational Context ..............................................................................................................................................3 1.1 Purpose ..................................................................................................................................................................3 1.2 Scope ......................................................................................................................................................................3 2.0 Avient Global Quality Policy ......................................................................................................................................4 3.0 Supplier Management ...............................................................................................................................................5 3.1 Supplier Quality Management System..................................................................................................................5 3.2 Performance Evaluation ........................................................................................................................................5 3.3 Supplier On-Site Audit ...........................................................................................................................................5 3.4 Product and Process Changes ................................................................................................................................6 4.0 Supplier Quality Expectations ...................................................................................................................................6 4.1 Raw Material(s), Packaging and Shipping .............................................................................................................6 4.2 Nonconforming Material, Containment, and Supplier Corrective Action............................................................6 4.3 Contingency / Disaster Recovery Plan...................................................................................................................7 4.4 Sub-Tier Supplier Controls .....................................................................................................................................7 5.0 Avient Business Expectations ....................................................................................................................................8 Additional functional area documentation ........................................................................................................................8 6.0 References..................................................................................................................................................................9 7.0 Definitions and Acronyms .........................................................................................................................................9 Approved Corporate : Manual Document #: DOC-02627 Revision: 6 Document Owners: Kyle Johnson Effective Date: Mar 20, 2024 Title: Global Supplier Quality Manual Page 3 of 10 Only the electronic version of this document in ETQ is the controlled version of the document. In the event of Avient’s involvement, it does not Approved Corporate : Manual Document #: DOC-02627 Revision: 6 Document Owners: Kyle Johnson Effective Date: Mar 20, 2024 Title: Global Supplier Quality Manual Page 8 of 10 Only the electronic version of this document in ETQ is the controlled version of the document.

You are advised to consult any further disclosures we make on related subjects in our reports on Form 10-Q, 8-K and 10-K that we provide to the Securities and Exchange Commission. The New PolyOne: A Specialty Growth Company 17POLYONE CORPORATION Segment Highlights 18POLYONE CORPORATION 1.7% 4.6% 5.1% 5.5% 7.2% 8.1% 9.7% 12.2% 14.7% 16.7% 16.0% 20%+ 16.4% 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 YTD 2017 2020 Operating Income % of Sales 2016 Revenue: $0.8 Billion Key End Markets (% of revenue) United States 45% Europe 33% Asia 15% Latin America 5% Canada 2% Platinum Vision At a Glance Color, Additives & Inks Packaging (30%) Industrial (15%) Wire & Cable (10%) Textiles (9%) Transportation (9%) 19POLYONE CORPORATION 1.1% 1.3% 3.4% 5.1% 9.6% 8.0% 8.6% 9.3% 12.1% 14.7% 14.3% 20%+ 13.1% 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 YTD 2017 2020 Operating Income % of Sales Platinum Vision At a Glance Specialty Engineered Materials 2016 Revenue: $0.6 Billion United States 51% Europe 27% Asia 20% Canada 2% Key End Markets (% of revenue) Consumer (19%) Transportation (19%) Electrical & Electronics (15%) Wire & Cable (15%) Healthcare (11%) 20POLYONE CORPORATION 5.5% 6.9% 3.8% 3.6% 5.5% 4.3% 6.3% 7.2% 7.7% 8.3% 12-14% 11.4% 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 YTD 2017 2020 Operating Income % of Sales 11.1% At a Glance Performance Products & Solutions 2016 Revenue: $0.7 Billion United States 78% Canada 16% Latin America 4% Asia 2% Platinum Vision Key End Markets (% of revenue) Building & Construction (30%) Transportation (18%) Wire & Cable (16%) Industrial (16%) 21POLYONE CORPORATION 4% 36% 2006 2016 At a Glance Distribution 2016 Revenue: $1.1 Billion Key Suppliers ROIC Transportation 24% Healthcare 22% Industrial 18% Consumer 15% Appliance 6% E & E 5% B & C 4% Packaging 4% W & C 2% 2.6% 3.0% 3.5% 4.0% 4.6% 5.6% 6.4% 5.9% 6.1% 6.6% 6.5 - 7.5% 6.4% 6.6% 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 YTD 2017 2020 Operating Income % of Sales *After-Tax ROIC http://www.polyone.com/Pages/VariationRoot.aspx http://www.polyone.com/Pages/VariationRoot.aspx 22POLYONE CORPORATION Target End Markets & Application Examples 23POLYONE CORPORATION Target End Markets… Healthcare Thermally Conductive Technologies Chemical Resistant Technologies Polymer Colorants Elastomeric Grips and Handles Structural Composites Antimicrobial Technologies Anti-Counterfeiting Technologies 24POLYONE CORPORATION Under-hood Components Target End Markets… Automotive Interior Structural Components Sound & Vibration Management Roof Systems Air Management Electronics and Cameras Lighting Fluid Handling Interior Trim Exterior Trim Braces & Brackets Fasteners Seals & Flaps 25POLYONE CORPORATION Target End Markets… Packaging Oxygen Scavenger Technologies Laser Marking Additives Antistatic Technologies UV Light Barrier Technologies Cap & Closure Colorants Process Optimization Technologies Antioxident Technologies Density Modified Technologies 26POLYONE CORPORATION Target End Markets… Consumer Thermally Conductive Components Polymer Colorants Elastomeric Grips and Handles Structural Composite Components 27POLYONE CORPORATION  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 28POLYONE CORPORATION Optimize Color Usage OnColorTM Super Concentrates  Eliminate costs by increasing pigment density  Enhance color performance without altering form and formulation  Increasing design capabilities by reducing weight and layer thickness 29POLYONE CORPORATION Combat Bacteria Formation WithStandTM Antimicrobial Technology  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 30POLYONE CORPORATION Medical Device Housings Chemically Resistant Engineered Polymers  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 31POLYONE CORPORATION 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 32POLYONE CORPORATION 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 33POLYONE CORPORATION  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 34POLYONE CORPORATION Smart Home Devices ResilienceTM Vinyl Solutions  High flame retardancy to meet strict UL standards  Greater processing and design flexibility  Specialized additives provide long term color stability  Diffusive lens materials improve light dispersion 1 Reconciliation of Non-GAAP Financial Measures (Unaudited) (Dollars in millions, except per share data) Senior management uses comparisons of adjusted net income from continuing operations attributable to PolyOne common shareholders, adjusted earnings per share (EPS) attributable to PolyOne common shareholders and adjusted earnings before interest, taxes, depreciation and amortization (EBITDA) to assess performance and allocate resources because senior management believes that these measures are useful in understanding current profitability levels and that current levels may serve as a base for future performance. Adjusted EPS attributable to PolyOne common shareholders is calculated as follows: 2009* 2010* 2011* 2012* 2013* 2014* 2015* 2016 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 Joint venture equity earnings, after tax (19.0) (14.7) (3.7) — — — — — Special items, before tax(1) (48.7) 24.2 (48.1) 55.1 46.3 164.2 87.6 23.8 Special items, tax adjustments(1) (27.2) (96.7) (24.7) (18.9) (13.7) (73.7) (58.7) (15.9) Adjusted net income from continuing operations attributable to PolyOne common shareholders $ 11.8 $ 65.3 $ 76.9 $ 89.5 $ 126.6 $ 168.5 $ 173.5 $ 174.3 Diluted shares 93.4 96.0 94.3 89.8 96.5 93.5 88.7 84.6 Adjusted EPS attributable to PolyOne common shareholders $ 0.13 $ 0.68 $ 0.82 $ 1.00 $ 1.31 $ 1.80 $ 1.96 $ 2.06 * 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. (1) Special items include charges related to specific strategic initiatives or financial restructuring such as: consolidation of operations; debt extinguishment costs; costs incurred directly in relation to acquisitions or divestitures; employee separation costs resulting from personnel reduction programs, plant realignment costs, executive separation agreements; asset impairments; mark-to-market adjustments associated with actuarial gains and losses on pension and other post-retirement benefit plans; environmental remediation costs, fines, penalties and related insurance recoveries related to facilities no longer owned or closed in prior years; gains and losses on the divestiture of operating businesses, joint ventures and equity investments; gains and losses on facility or property sales or disposals; results of litigation, fines or penalties, where such litigation (or action relating to the fines or penalties) arose prior to the commencement of the performance period; one-time, non-recurring items; the effect of changes in accounting principles or other such laws or provisions affecting reported results and tax adjustments.

The Board may modify the Guidelines from time to time and may make exceptions to them. 1. Oversight of Risk Management The Board oversees a Company-wide approach to risk management that is designed to 8 support the achievement of the Company’s strategic objectives and improve long-term organizational performance. March 6, 2024 Avient Corporation Corporate Governance Guidelines 1.