Merklein joined Avient in July of 2020 through the acquisition of the Clariant Masterbatch business. He has more than 35 years of experience in global leadership roles in the chemicals industry. Avient Corporation • 33587 Walker Road • Avon Lake, Ohio 44012 • 440.930.1000 • www.avient.com https://www.avient.com/

ENERGY STORAGE OEM A Q U E O U S B A T T E R Y G A S K E T • Sealing performance from -40 to 110°F • Ability to flow in a long, thin seal design • Chemical resistance to a proprietary electrolyte solution • Natural color • Provided a chemically resistant TPE that outperformed competitive TPE and thermoplastic rubber in rigorous customer testing • Offered material expertise and education to empower an informed material decision • Enabled OEM to model and evaluate sealing performance via design support and data files • Met global production needs through material consistency and local technical support Dynaflex™ Thermoplastic Elastomer KEY REQUIREMENTS WHY AVIENT? AVIENT SOLUTION SEALING + CHEMICAL RESISTANCE LEARN MORE Copyright © 2022, Avient Corporation.

Dynaflex G - Cooler Feet & Wagon Wheel Tread COOLER MANUFACTURER C O O L E R F E E T & W A G O N W H E E L T R E A D • Abrasion resistance and excellent tear strength • UV and heat stability • Overmoldable to PP or PC • Provided durable TPE materials at target durometers to achieve component-specific performance requirements • Offered rapid response technical support for mold trials and guidance on processing best practices • Delivered consistent material quality globally and with short lead times Dynaflex™ G KEY REQUIREMENTS WHY AVIENT? AVIENT SOLUTION DURABILITY LEARN MORE Copyright © 2020, Avient Corporation.

Backed by Avient’s global footprint, we’re able to provide you with critical design and materials insights to help you launch game-changing products. The Avient Design team is dedicated to assisting you with high quality engineering and design for manufacturability insights. See how Avient opens up possibilities for the world through plastics

Microsoft Word - EHS Committee Charter (Amended July 2022).doc AVIENT CORPORATION ENVIRONMENTAL, HEALTH AND SAFETY COMMITTEE CHARTER Membership • Members of the Environmental, Health and Safety Committee (the “Committee”) of the Board of Directors (the “Board”) of Avient Corporation (the “Company”) will be appointed by the Board each year Oversee programs established by the Company whereby the Company is responsible to monitor compliance with Company policies, standards and practices and with applicable governmental laws and regulations concerning safety, health, environmental, physical security and product stewardship on a global basis. The Company’s Senior Vice President, Global Operations and Process Improvement or his/her designee, will be the management liaison to the Committee

CLEVELAND, March 15, 2016 /PRNewswire/ -- PolyOne Corporation (NYSE: POL), a leading global provider of specialized polymer materials, services and CLEVELAND, Feb. 3, 2016 /PRNewswire/ -- Expanding on its global footprint and expertise in thermoplastic elastomer (TPE) innovation and design,

CLEVELAND, July 6, 2017 /PRNewswire/ -- PolyOne Corporation (NYSE: POL), a premier global provider of specialized polymer materials, servi CLEVELAND, June 29, 2017 /PRNewswire/ -- PolyOne Corporation (NYSE: POL), a premier global provider of specialized polymer materials, serv

The company adds value to global customers and improves sustainability through formulating materials, such as: news library online, please visit www.avient.com/news. Factors that could cause actual results to differ materially from those implied by these forward-looking statements include, but are not limited to: our ability to identify and evaluate acquisition targets and consummate and integrate acquisitions; disruptions, uncertainty or volatility in the credit markets that could adversely impact the availability of credit already arranged and the availability and cost of credit in the future; the effect on foreign operations of currency fluctuations, tariffs and other political, economic and regulatory risks; changes in polymer consumption growth rates and laws and regulations regarding plastics in jurisdictions where we conduct business; changes in global industry capacity or in the rate at which anticipated changes in industry capacity come online; fluctuations in raw material prices, quality and supply, and in energy prices and supply; production outages or material costs associated with scheduled or unscheduled maintenance programs; unanticipated developments that could occur with respect to contingencies such as litigation and environmental matters; an inability to raise or sustain prices for products or services; an ability to achieve or delays in achieving or achievement of less than the anticipated financial benefit from initiatives related to acquisition and integration, working capital reductions, costs reductions and employee productivity goals; information systems failures and cyberattacks; and other factors affecting our business beyond our control, including, without limitation, changes in the general economy, changes in interest rates and changes in the rate of inflation.

essential to compete in today’s global economy. Our products are available globally, providing customers with considerable access. www.avient.com Copyright © 2020, Avient Corporation.

Pride at Avient We are a geographically diverse and global company with customers all over the world. We leverage Employee Resource Groups (ERGs) to help educate and inspire our global workforce and fortify strong business practices.