BATTERY RANGE EXTENSION Lightweighting SOLUTION: Long fiber reinforced polyketone (PK) thermoplastics © 2023, All Rights Reserved Avient Corporation, 33587 Walker Road, Avon Lake, Ohio USA 44012 https://www.avient.com/products/long-fiber-technology/long-fiber-technologies/compl-t-rec-formulations https://www.avient.com/products/long-fiber-technology/long-fiber-technologies/compl-t-rec-formulations https://www.avient.com/products/long-fiber-technology/complet-moisture-resistant-nylons https://www.avient.com/products/long-fiber-technology/complet-moisture-resistant-nylons

To verify that this certificate is current, please refer to the SAI Global On-Line Certification Register: https://www.saiglobal.com/en-us/assurance/auditing_and_certification/certification_registry/ This is to certify that operates a which complies with the requirements of for the following scope of certification CERTIFICATE OF REGISTRATION Frank Camasta Global Head of Technical Services SAI Global Assurance http://www.qmi-saiglobal.com/qmi_companies http://www.qmi-saiglobal.com/qmi_companies

Our Code of Conduct is available in over 20 languages and can be found at: https://www.avient.com/company/policies-and-governance/code-conduct https://www.avient.com/company/policies-and-governance/code-conduct Our Ethics Hotline is available 24 hours a day, 7 days a week, by phone or web, for our associates and the community to report any concerns or make inquiries. Our disclosures are located at: https://www.avient.com/company/policies-and-governance/ca-transparency-act-disclosure https://www.avient.com/company/policies-and-governance/europe-modern-slavery-and- human-traffickingstatement We reinforce Our Commitment to human rights, as set forth above, throughout our organization by incorporating and reflecting these principles in organizational policies, training programs, and our governance management framework. https://www.avient.com/company/policies-and-governance/ca-transparency-act-disclosure https://www.avient.com/company/policies-and-governance/europe-modern-slavery-and-human-traffickingstatement https://www.avient.com/company/policies-and-governance/europe-modern-slavery-and-human-traffickingstatement https://www.avient.com/sites/default/files/2020-10/supplier-code-of-conduct.pdf

Introduction http://www.petresin.org/news_introtoPET.asp How is rPET made? https://www.grandviewresearch.com/industry-analysis/recycled-polyethylene-terephthalate-pet-market https://www.spglobal.com/platts/en/market-insights/blogs/petrochemicals/022621-us-plastic-recycling-pet-bottles-packaging-waste-investment https://ec.europa.eu/environment/topics/plastics/single-use-plastics_en Supply & Demand Currently, demand for rPET is outpacing the supply. Contact us today https://www.avient.com/content/product-selection-help-form?

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Digimat for long fibre reinforced materials Advanced simulation captures part performance for fibre reinforced thermoplastics Comparing the results of isotropic material data to anisotropic material data Case study https://hexagon.com/ Figure 2: Digimat material model workflow when coupled with an FEA solver Manufacturing Intelligence hexagonmi.com2 Solution Avient leveraged Digimat to reverse-engineer material data based on the microstructure, tensile test data, and micro-mechanical modelling. Figure 1: Tensile test data as a function of the fibre orientation 0° (orange), 45° (green), 90° (blue) https://www.hexagonmi.com Figure 4: Failure location in the flexural test for the isotropic modelling Figure 6: Failure location in the tensile test for the isotropic modelling approach (left), Digimat anisotropic modelling approach (middle) and reality (right) Figure 3: Flexural test results with the isotropic modelling approach (orange) and Digimat anisotropic modelling approach (green) Figure 5: Tensile test results with the isotropic modelling approach (orange) and Digimat anisotropic modelling approach (green) Figure 5 shows the tensile test results with, again, a convincing advantage for the Digimat anisotropic modelling approach against the isotropic modelling approach. https://www.hexagonmi.com https://hexagon.com https://twitter.com/HexagonAB https://hexagon.com/

Sustainability Report | 2019 15 https://responsiblecare.americanchemistry.com/Management-System-and-Certification/ https://www.avient.com/sites/default/files/2020-10/avient-responsible-care-policy-2020.pdf https://www.avient.com/company/sustainability/planet/responsible-care https://www.avient.com/company/sustainability/planet/responsible-care https://www.avient.com/sites/default/files/2020-10/avient-health-safety-policy-august-2020.pdf https://www.avient.com/sites/default/files/2020-10/avient-product-stewardship-policy-august-2020.pdf COVID-19 Protecting our People as an Essential Business As a global organization, Avient recognized the early risks associated with the COVID-19 pandemic. Sustainability Report | 2019 62 http://endplasticwaste.org https://www.opcleansweep.org https://www.newplasticseconomy.org/projects/plastics-pact https://www.petcore-europe.org https://plasticsrecycling.org P L A N E T Sustainability Report | 2019 63Sustainability Report | 2019 63 Protecting Our Planet Avient is fully committed to protecting the environment by addressing climate change, conserving natural resources and preventing pollution. Sustainability Report | 2019 65 https://www.avient.com/investors/governance/board-directors https://www.fsb-tcfd.org https://www.cdp.net/en/ Water Intensity and Biodiversity While water management is a critical and highly-influential topic in some industrial sectors, Avient’s operations are not water intensive.

OF ASSOCIATES completed web-based cybersecurity training in Sustainability Report | 2019 21 https://responsiblecare.americanchemistry.com/Responsible-Care-Program-Elements/Responsible-Care-Security-Code/PDF-Responsible-Care-Security-Code.pdf https://gdpr-info.eu https://gdpr-info.eu https://www.cbp.gov/border-security/ports-entry/cargo-security/ctpat https://www.cbp.gov/border-security/ports-entry/cargo-security/ctpat https://www.cbsa-asfc.gc.ca/security-securite/pip-pep/menu-eng.html https://www.cbsa-asfc.gc.ca/security-securite/pip-pep/menu-eng.html Training and development of our workforce is crucial for Avient, as it influences our great place to work culture while enabling our teams to accomplish business goals. Sustainability Report | 2019 62 http://endplasticwaste.org https://www.opcleansweep.org https://www.newplasticseconomy.org/news/uk-plastics-pact-launched-by-the-ellen-macarthur-foundation-and-wrap https://www.petcore-europe.org https://plasticsrecycling.org P L A N E T Sustainability Report | 2019 63Sustainability Report | 2019 63 Protecting Our Planet Avient is fully committed to protecting the environment by addressing climate change, conserving natural resources and preventing pollution. Sustainability Report | 2019 65 https://www.avient.com/investors/governance/board-directors https://www.fsb-tcfd.org https://www.cdp.net/en/ Water Intensity and Biodiversity While water management is a critical and highly-influential topic in some industrial sectors, Avient’s operations are not water intensive.

HOME | Contents | Message from the CEO | About Us | People | Products | Planet | Performance | Metrics | Index Sustainability Report | 2023 36 https://www.greatplacetowork.com/certified-company/1120328 https://www.greatplacetowork.com/ https://www.newsweek.com/rankings/americas-most-responsible-companies-2023 https://www.newsweek.com/rankings/americas-most-responsible-companies-2023 https://www.barrons.com/lists-rankings/top-sustainable-companies? locale=en https://www.carbon-minds.com/ https://www.certipedia.com/quality_marks/0000084994? $20M+ For United Way Since 2007 HOME | Contents | Message from the CEO | About Us | People | Products | Planet | Performance | Metrics | Index Sustainability Report | 2023 63 https://www.unitedway.org/ http://www.fec.gov https://www.ohiosos.gov/?

http://www.avient.com/investors 2 About Avient Avient Corporation (NYSE: AVNT), with expected 2021 revenues of $4.75 billion, provides specialized and sustainable material solutions that transform customer challenges into opportunities, bringing new products to life for a better world. Rose Vice President, Corporate Communications Avient Corporation +1 440-930-3162 kyle.rose@avient.com http://www.avient.com/ http://www.avient.com/news mailto:giuseppe.disalvo@avient.com mailto:kyle.rose@avient.com NEWS RELEASE