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Information Systems Use Policy Effective date: September 1, 2021 Available on the Avient Ethics & Corporate Policies Page on the Loop Confidential 2 Avient IT Department Information Systems Use Policy September 1, 2021 Table of Contents Purpose .......................................................................................................................................................... 3 Scope.............................................................................................................................................................. 3 Usage ............................................................................................................................................................. 3 Expectations for Use of Information Systems ........................................................................................... 3 Prohibited Uses of Information Systems ................................................................................................... 3 Personal Use .............................................................................................................................................. 4 Social Media .............................................................................................................................................. 4 Enforcement and Monitoring ......................................................................................................................... 4 Questions and Additional Information .......................................................................................................... 5 Document Change and Review History ........................................................................................................ 5 Appendix A: Definitions................................................................................................................................ 6 Confidential 3 Avient IT Department Information Systems Use Policy September 1, 2021 PURPOSE This Information Systems Use Policy (“Policy”) establishes acceptable and prohibited uses of Avient’s Information Systems to protect Avient and its employees and affiliates from both intentionally and unintentionally harmful actions by Users. This Policy does not create a contract of employment, and does not alter an employee’s status as an at-will employee. http://polynet/ethics/Portals/23/documents/Cyber%20and%20Data%20Incident%20Response%20Policy/Cyber_Incident_Response_Policy-September%202018_EN%20-%20v1.pdf http://polynet/ethics/Portals/23/documents/Cyber%20and%20Data%20Incident%20Response%20Policy/Cyber_Incident_Response_Policy-September%202018_EN%20-%20v1.pdf Confidential 6 Avient IT Department Information Systems Use Policy September 1, 2021 APPENDIX A: DEFINITIONS In addition to those terms defined within the body of this Policy, the following definitions are used: “Avient Data” – includes (a) all data and information generated, stored, collected, or processed by Avient through Information Systems; (b) all information under the control of Avient and originating from, belonging to, or received from customers, suppliers, or third parties; (c) all data and information regarding intellectual property of Avient; and (d) purely intra-Avient information connected to individual employees, such as Information System usernames, passwords, and company ID. Information Systems Use Policy Information Systems Use Policy Purpose Scope Usage Expectations for Use of Information Systems Prohibited Uses of Information Systems Personal Use Social Media Enforcement and Monitoring Questions and Additional Information Document Change and Review History Appendix A: Definitions

Bio- circular and circular raw materials meet the ISCC definition of waste or residue, i.e. it was not intentionally produced and not intentionally modified, or contaminated, or discarded, to meet the definition of waste or residue.

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. This document is property of Avient Corporation and may not be reproduced or communicated to third parties without authorization. 6.0 References Document Title Description IATF 16949 Automotive Quality Standard ISO 9001 International Quality Standard ISO 13485 Healthcare Quality Standard QF-05 Supplier Self-Assessment Audit Form QS-05 Control of External Providers Procedure 7.0 Definitions and Acronyms Term Definition Audit Examination and evaluation of an organization’s products and processes CAPA Corrective Action Preventive Action: Evaluation process used to eliminate the cause of a non- conformance or issue COA Certificate of Analysis Containment Isolation of nonconforming material to prevent the shipment of product, and measures taken to prevent the manufacture of additional product containing the non-conformance Corrective Action Actions taken to eliminate the causes of a nonconformance to prevent recurrence External Provider Term referenced in ISO 9001.

Assuming no changes have been made to the formulation, regulations or hazard definitions may change, which must then be considered in the software evaluating the hazards of the product. Version 6, April 2015 (additions are donoted in underlined text) become ignitable under various industry definitions commonly used by OSHA.

This can help to reduce inventory and can allow the use of general- purpose resin Avient Value-Added Services Avient supports these colorant and additive technologies including: • A focus on sustainability with innovative materials and solutions to help you meet your sustainability goals, including PCR Color Predication Service and Product Footprint Calculator • Leading Color Trend and Design Services - Trend and color insights along with product development assistance from concept through commercialization to optimize design and gain speed to market • 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 • Application Development and Technical Support - Technical experts specifically trained to work directly with your team to solve definitive application challenges with new or existing approaches • Regulatory Support - Dedicated product stewardship assisting with new product approvals to reduce regulatory overheads and minimize risk • Reliable field technical services and support - Onsite support for tool design, startup, and production optimization to gain manufacturing efficiencies and help resolve technical issues

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.

Antimony, being a natural element, cannot by definition be degraded.

See Attachment 3 for a definition and summary of special items and Attachment 7 for a summary of pro forma adjustments associated with the APM Acquisition. See Attachment 3 for a definition and summary of special items.

Nylon Alternatives Offer Consistent Performance for Powersports Applications Edgetek™ PKE and Complēt™ PKE Polyketone Formulations By definition, aliphatic polyketone (PK) is a semi- crystalline engineering resin.