Learn more about how you can expand design freedom and find practical solutions and cost-efficient ways to manage your business and effectively reach your target audience with our materials and technologies. From dawn to dusk, consumers come into contact with so many products. From the Idea Center

A M E R I C A & A S I A • Eliminate voids in plastic that create quality issues • Reduce high scrap rates due to sink marks • Improve low strength-to-weight ratio due to voids • Reduce long cycle times • Run more fractional melt / low melt flow resins • Improved cell structure and physical properties • Removed sink marks to reduce scrap rates • Improved gas retention when used with N2 physical foam • Reduced short shots for lower scrap rates • Improved melt flow and created a more controllable foaming process • Provided greater ability to process low melt flow resins Excelite™ IM Chemical Foaming Additives KEY REQUIREMENTS* WHY AVIENT?

Material needs to: • Pass ampere test at 10A and 16A conditions • Pass glow wire test at 750°C at 1.5mm thickness • Have a lubrication effect and dimensional stability at an elevated temperature of 110°C • Meet test criteria of 250K cycles switch on/off without failure or dimensional changes • Reduced risk of shock by replacing brass with polymer formulation that met all key electrical and functional performance criteria • Eliminated the need for secondary lubricant due to self- lubricating properties of LubriOne materials • Enabled in-house molding which removed reliance on external part supplier and allowed direct management of global inventory levels LubriOne™ Internally Lubricated Formulations KEY REQUIREMENTS WHY AVIENT?

Use of Non-GAAP Measures This presentation includes the use of both GAAP (generally accepted accounting principles) and non-GAAP financial measures. At Avient, we’ve built a culture of winning and how we do so is unique, lasting and difficult to replicate. In 2021 we expect substantial earnings growth and strong cash flow generation as we emerge from the COVID-19 pandemic.

How can you make the most of color, from design through processing? Keep it simple: Get the color and additive enhancement you need from a single concentrate

Use of non-GAAP measures This presentation includes the use of both GAAP (generally accepted accounting principles) and non-GAAP financial measures. All Rights Reserved 2025 23 NON-HYDROCARBON MATERIALS HYDROCARBON-BASED ~35% of the raw material basket including part of “Other raw materials” are hydrocarbon-based Raw material basket 16% 14% 9% 2% 37% 9% 5% 4% 4% Performance additives Pigments TiO2 Dyestuffs Styrenic block copolymers Polypropylene Nylon Polyethylene Other raw materials Reconciliation of Non-GAAP Financial Measures (Unaudited) (Dollars in millions, except for per share data) Senior management uses comparisons of adjusted net income from continuing operations attributable to Avient shareholders and diluted adjusted earnings per share (EPS) from continuing operations attributable to Avient shareholders, excluding special items, to assess performance and facilitate comparability of results. Management excludes intangible asset amortization from adjusted EPS as it believes excluding acquired intangible asset amortization is a useful measure of current period earnings per share.

Cesa™ Anti-Block Slip LS Cesa™ Anti-Block Additives Don’t take any missteps when removing weight - just follow these four steps

But store shelves are crowded with product offerings, so how do you entice them to reach for yours? FUNCTIONALITY AND VALUE How do you add soft touch? From Baby Boomers to Millenials, the sensory experience matters.

Date: 17/05/2021 ACCOUNTING AND CORPORATE REGULATORY AUTHORITY WHILST EVERY ENDEAVOR IS MADE TO ENSURE THAT INFORMATION PROVIDED IS UPDATED AND CORRECT. FYE - Financial Year End Note : - The information contained in this product is collated from lodgements filed with ACRA, and/or information collected by other government sources. - The list of officers for this entity is available for online authentication within 30 days from the date of purchase of this Business Profile. Page 3 of 4 Authentication No. : T21361090D Date: 17/05/2021 ACCOUNTING AND CORPORATE REGULATORY AUTHORITY WHILST EVERY ENDEAVOR IS MADE TO ENSURE THAT INFORMATION PROVIDED IS UPDATED AND CORRECT.

Prior to joining Avient, he worked at Deloitte for 10 years, where he focused on leading audit teams and advising clients on SEC and technical accounting matters. Di Salvo has a bachelor’s degree in business administration with a concentration in accounting from The Ohio State University in Columbus, Ohio and is a certified public accountant.