Beryllium copper can be used for inserts, slides or cores to increase heat transfer rates and reduce cycle times. To aid in release, the cavity or core may be coated with a release coating such as PTFE impregnated nickel after it has been given a sandblast or EDM finish. The use of mold materials with high heat transfer, such as beryllium copper, can be used to cool slides or inserts.

Statement of independence, impartiality and competence Apex is an independent professional services company that specializes in Health, Safety, Social and Environmental management services including assurance with over 30 years history in providing these services. The verification team has extensive experience in conducting assurance over environmental, social, ethical and health and safety information, systems and processes, has over 20 years combined experience in this field and an excellent understanding of Apex’s standard methodology for the verification of greenhouse gas emissions data. We consent to the release of this declaration by you to the public or other organizations but without accepting or assuming any responsibility or liability on our part to any other party who may have access to this declaration.

AVIENT SOLUTION SAFETY + COMPLIANCE Copyright © 2024 Avient Corporation. https://www.avient.com/products/polymer-colorants/healthcare-colorants/mevopur-healthcare-colorants-and-formulations Slide 1: Medical textile manufacturer

U-PVC WALL CEILING PRODUCER C O R R U G A T E D S H E E T • Achieved the beige color target with a uniform coloring process, ensuring a high- quality sheet appearance • Adjusted color strength in sheet production using online controls at the pump controller • Maintained a clean operation by eliminating powdery pigments in the workplace ColorMatrix Liquid Color Concentrates WHY AVIENT AVIENT SOLUTION PRODUCTIVITY + SAFETY LIQUID COLOR CONCENTRATES AND DOSING | AVIENTLEARN MORE • Reduces particulates from TiO2 bulk pigment use in the workplace • Color consistency and good surface finish • Maintain good mechanical properties and shore hardness of the extruded sheet • Compliance with heavy metal-free and RoHS regulations KEY REQUIREMENTS Copyright © 2025, Avient Corporation. Slide 1: U-Pvc wall ceiling Producer

Unless otherwise stated, Adjusted Operating Income, Adjusted EBITDA and Adjusted EPS figures included in this presentation exclude the impact of special items as defined in our quarterly earnings releases. We are better together through: Keeping Safety First — PolyOne and Clariant are both ACC Responsible Care® companies, and nothing is more important than the health, safety and well-being of our people. We will deliver for our stakeholders through multiple value creation levers—many of which are unique to Avient: o Demand for sustainable solutions, healthcare, and composites, together with Clariant Masterbatch revenue synergies, that will drive long-term revenue growth in excess of GDP o Clariant Masterbatch cost synergy capture will result in significant near-term benefit In addition, we remain committed to increasing annual dividends in line with earnings growth and opportunistically buying back shares, all while remaining modestly levered.

Archery Cable Slide LubriOne™ formulation delivered smooth operation, low COF and improved wear resistance for archery cable slide component Internally lubricated, LubriOne™ PKE formulation delivered rugged and durable performance for an easy-to-use slide latch for a storage box

AVNT-2024.03.31-News Release 1 NEWS RELEASE FOR IMMEDIATE RELEASE Avient Announces First Quarter 2024 Results • First quarter GAAP EPS from continuing operations of $0.54 compared to $0.23 in the prior year quarter • First quarter adjusted EPS of $0.76 exceeded guidance of $0.68 primarily as a result of better-than-expected customer demand from defense applications and lower raw material costs • First quarter adjusted EPS increased 21% over the prior year driven by improved margins from lower raw material costs and favorable mix, and lower net interest expense • Revised 2024 full-year adjusted EPS guidance range to $2.50 to $2.65, from prior guidance of $2.40 to $2.65 given strong first quarter results; Revised full-year guidance range reflects 6% to 12% growth in adjusted EPS over the prior year CLEVELAND – May 7, 2024 – Avient Corporation (NYSE: AVNT), a leading provider of specialized and sustainable materials solutions, today announced its first quarter results for 2024. A recording of the webcast and the slide presentation will be available at avient.com/investors/events-presentations immediately following the conference call and will be accessible for one year. https://www.avient.com/news-events 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.

Microsoft Word - Q4 release 2.14.23 430PM 1 NEWS RELEASE FOR IMMEDIATE RELEASE Avient Announces Fourth Quarter and Full Year 2022 Results • Fourth quarter and full year GAAP EPS from continuing operations of $(0.19) and $0.90 • Fourth quarter and full year adjusted EPS from continuing operations of $0.39 and $2.69 exceeds prior guidance of $0.29 and $2.60 due to better-than-expected orders for personal protection products from Avient Protective Materials (“APM”) and cost reductions • On a pro forma basis, fourth quarter and full year adjusted EPS of $0.42 and $3.04 exceeded prior guidance of $0.33 and $2.95, respectively • Strong working capital performance to finish the year resulted in cash flow from operations of approximately $400 million for 2022; full year free cash flow of approximately $290 million • Paid down additional $200 million of debt for a year-end net debt-to-adjusted EBITDA of 2.9x which improved from prior projections • Earned fourth Great Place to Work® certification, achieving the highest employee engagement scores in the history of the company CLEVELAND – February 15, 2023 – Avient Corporation (NYSE: AVNT), a leading provider of specialized and sustainable solutions, today announced its fourth quarter and full year results for 2022. A recording of the webcast and the slide presentation will be available at avient.com/investors/events-presentations immediately following the conference call and will be accessible for one year. For more information, visit https://www.avient.com. 6 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.

AVIENT SOLUTION SAFETY + PERFORMANCE LEARN MORE Copyright © 2024. https://www.avient.com/sites/default/files/2023-11/Cesa Fiber Additives Hydrophobic for PP Nonwovens Product Bulletin.pdf Slide 1: Medical textile manufacturer

B&C COMPANY L I V I N G W A L L P L A N T E R • Non-halogen flame retardant formulation • SBI fire test rating of B-S2-D0 • Good durability and UV stability • Easy to process • Good cost/performance • Provided an optimal balance of fire safety and durability • Improved environmental responsibility for construction application • Supported the appealing design and surface aesthetic Maxxam NHFR Non-Halogen Flame Retardant Polyolefin Formulation KEY REQUIREMENTS WHY AVIENT? https://www.avient.com/products/engineered-polymer-formulations/flame-retardant-formulations/maxxam-fr-flame-retardant-formulations-and-maxxam-nhfr-non-halogen-flame-retardant-formulations Slide 1: B&C company