POWER TOOL COMPANY B A T T E R Y P A C K • HDPE based solution • Meet flammability performance requirement for UL94 V-0 • Consistent color and global availability • Provided global technical services to enable consistent material quality in Europe and Asia • Tested and verified flame retardant performance conforming to UL94 V-0 @ 1.5 and 3.0 mm, GWFI 960°C • Delivered a pre-colored, HDPE-based solution for color uniformity globally Maxxam ™ FR Formulation KEY REQUIREMENTS WHY AVIENT?

MAJOR W&C PRODUCER C A T E G O R Y C A B L E • Flame retardance • Replace fluorinated ethylene propylene (FEP) • High tensile strength and high elongation at break • Low dielectric constant (Dk) of 2.7-2.9 for data signal integrity • Satisfied stringent UL 444 requirements with an FEP alternative to achieve cost savings • Mitigated regulatory concerns with comprehensive technical support during testing and commercialization • Met required melt strength parameters for efficient profile extrusion Maxxam™ FR Flame Retardant Polyolefin Formulations KEY REQUIREMENTS WHY AVIENT?

POWER TOOL MANUFACTURER P O W E R T O O L B A T T E R Y P A C K • Non-Halogen to industry standards • Increased thermal conductivity • Good impact properties • Easy to process • Corporate color • Provided a non-halogenated solution for Bosch while increasing the thermal conductivity • Supported with regulatory and technical knowledge • Helped to source a UL-listed material from the EU for production in China with identical quality Maxxam NHFR Non-Halogen Flame Retardant Polyolefin Formulation KEY REQUIREMENTS WHY AVIENT?

Hygiene fiber manufacturer HYGIENE FIBER MANUFACTURER P P N O N W O V E N M U L T I L A Y E R S • Meet FDA requirements specified by the customer • Provide technical support including specific color, processing and molding recommendations • Deliver the brighter white colorants to make the final product look whiter and cleaner • Developed an FDA colorant to meet customer regulatory specifications • Provided technical expertise throughout the design and manufacturing process • Offered a brighter white color for the final product Remafin Fiber Colorants for PP KEY REQUIREMENTS WHY AVIENT?

D is t. ) R P M K W R P P G F U L A V Y G C P F M C IF F H X L H U N F O E E M N E C L S C L K R A A S H C E G R A A L B Median: 5%Median: 3% Avient Specialty Formulators Other Chemical/Specialty Companies Free Cash Flow Conversion (1) 2021E (%) Being asset light helps us to generate strong free cash flow that is in line with specialty formulators. Free cash flow conversion calculated as (EBITDA – Capex) / EBITDA Source: Bloomberg market data as of November 9, 2020 Median: 82% Median: 73% HIGH FREE CASH FLOW CONVERSION 83 86 85 85 80 78 58 88 83 81 79 77 76 73 73 72 72 67 64 63 60 6 A v ie n t K W R R P M P P G F U L A V Y G C P F M C IF F U N V R B N R E M N E C L C E H X L F O E A S H G R A H U N K R A S C L A L B Net Debt / 2021E EBITDA (1) We typically operate at 2.5–3.0x net debt to EBITDA. Using consensus EBITDA of $466M per Bloomberg Source: Bloomberg market data as of November 9, 2020 OUR VALUATION VERSUS PEERS Avient Specialty Formulators Other Chemical/Specialty Companies 9.7 18.1 14.0 14.0 13.6 11.7 10.2 23.8 18.7 17.7 13.7 12.2 11.4 11.4 11.4 11.0 10.4 9.5 9.2 8.4 8.3 7.6 A v ie n t K W R R P M P P G A V Y G C P F U L E C L A L B H X L IF F F M C C E F O E A S H B N R G R A S C L E M N U N V R H U N K R A Median: 11.4xMedian: 13.8x SUMMARY: WHY INVEST IN AVIENT?

Microsoft PowerPoint - AVNT Fermium Conference - May 2023 AVIENT CORPORATION I N V E S T O R P R E S E N T A T I O N (NYSE: AVNT) M AY 4 , 2 0 2 3 H O S T E D B Y : DISCLAIMER Forward-Looking Statements Certain statements contained in or incorporated by reference into this presentation constitute “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. Avient Specialty Formulators Other Specialty / Chemical Companies 2023E(%) 36 79 87 83 81 76 73 90 79 77 76 73 69 60 22 A vi en t K W R P P G F U L A V Y R P M F M C C E H X L A S H E C L H U N E M N S C L MULTIPLE EXPANSION Avient Specialty Formulators Other Specialty / Chemical Companies Source: Peer data per Bloomberg as of April 28, 2023 Note: Avient reflects 2023 adjusted EBITDA guidance of $530M and closing share price of $38.51. Avient 2011 and 2018 valuations reflect trailing 12 months EBITDA at December 31 of the respective years. 37 EV / 2023E EBITDA Historic Multiple 6.5 8.3 9.9 14.6 13.7 13.0 11.9 8.8 18.7 17.4 11.8 10.0 9.7 9.1 8.0 7.9 A vi en t (2 01 1) A vi en t (2 01 8) A vi en t (2 02 3) K W R P P G R P M A V Y F U L E C L H X L F M C A S H S C L C E E M N H U N 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.

Le traitement de toute commande par le Vendeur est expressément subordonné au consentement et à l'acceptation par l'Acheteur des présentes conditions, y compris toutes les conditions qui diffèrent ou s'ajoutent à d'autres conditions de la commande. De même, le Vendeur ne donne aucune garantie, expresse ou implicite, y compris, mais sans s'y limiter, les garanties implicites de qualité marchande et d'adéquation à un usage particulier, en ce qui concerne les échantillons ou le matériel de développement. 5. Les délais ou dates de livraison communiqués par le Vendeur (y compris ceux figurant dans la confirmation de commande du Vendeur) ne sont que des estimations et ne constituent pas des conditions de vente.

La notion de violence sur le lieu de travail couvre tout comportement qui crée une peur de lésion corporelle ou une détresse, y compris un comportement menaçant ou intimidant ou des injures. À moins que cela ne soit autrement et spécifiquement autorisé par la loi ; les armes, y compris les armes à feu, sont bannies des locaux d’Avient (y compris les places de parking) ou dans le cadre des activités de la société. Ce principe s’applique aux activités menées partout dans le monde, y compris dans les pays où ces pratiques sont considérées comme « la manière de faire des affaires ».

Tóm tắt này không có ý định bao gồm tất cả. Tham khảo ý kiến của Phòng Pháp chế Avient nếu bạn có bất kỳ câu hỏi nào. 14. Nói chính xác những điều bạn muốn nói bằng ngôn ngữ cẩn thận và chính xác, không để chỗ cho những diễn giải ác ý.

COOKWARE MANUFACTURER A I R F R Y E R W I N D O W • Clear, FDA food-contact compliant material that can be run through a dishwasher • Able to withstand long-term steam and heat • Allows injection molding of a complex shape with aesthetics that convey cleanliness and quality • Added concentrate to a natural PES material allowing it to retain clarity and aesthetics in an FDA-compliant solution • Enabled material to withstand sterilization and maintain continuous heat resistance • Provided a more pleasing appearance that could command a greater price point due to perception of higher quality Colorant Chromatics™ PESU Concentrate KEY REQUIREMENTS WHY AVIENT?