Homepage // News Center // New Black Colorants Available from Avient to Help Achieve High Jetness in Polyester Textiles The textile market has long sought deep black colorants that offer exceptional jetness to textiles without incurring high costs. Dyneema®, the world’s strongest fiber™, enables unmatched levels of performance and protection for end-use applications, including marine and sustainable infrastructure and outdoor sports  

Pro Forma Financial Information The Company acquired Avient Protective Materials (“Dyneema”) on September 1, 2022 (the “Acquisition Date”) and sold the Distribution segment on November 1, 2022. Cullen - Materials Innovation and Sustainability Lead “With Dyneema you are able to make a very lightweight lifting product, and therefore save a lot of energy.” Nets made of Dyneema are very strong and very light… Less weight means less fuel burn, very interesting for us.”

Homepage // News Center // New Color Services for Textiles Available from Avient in Turkey The combination of the three colors is used in the textile industry to expand the range of shades available. Dyneema®, the world’s strongest fiber™, enables unmatched levels of performance and protection for end-use applications, including ballistic personal protection, marine and sustainable infrastructure and outdoor sports  

MILAN – PolyOne today launched a breakthrough technology for coloring polyester fiber that eliminates aqueous dyeing and its associated wastewater treatment, giving textile manufacturers increased production and greater flexibility. There is significant momentum in the textile manufacturing industry toward developing sustainable solutions across the entire supply chain,” explains John Van Hulle, President, Global Color Additives and Inks, PolyOne. Visitors can also learn about the broader portfolio of PolyOne solutions for textiles, including Wilflex™ screen printing ink solutions for polyester.

Tier 1 Auto Supplier Saves with Supply Chain Expansion Chain Extender Additives Dyneema® Launches New Website and Brand Identity, Showcasing the Strengths It Brings to Its Value Chain

Sustainable Color & Additive Solutions for Textiles from Avient Highlighted at Yarn Expo Autumn 2023 Avient Showcases Specialty and Sustainable Color and Additive Solutions for Textiles at Yarn Expo Autumn 2023 To download a high-resolution image, Avient Achieves Reexamination Certificate for Dyneema® Cut-Resistant Yarn Patent

including the Dyneema® brand) ("Dyneema"), which is expected to close on In conjunction with the notes offering, the company also priced a secured term loan due 2029 (the "term loan") for the remaining funds needed for the Dyneema acquisition.  The company noted the all-in weighted average annual interest rate for the Dyneema acquisition financing is approximately 6.6%.

Cesa™ Fiber Additives Chain Extenders for Recycled PET Fibers In an effort to contribute to the circular economy, the use of recycled content in textile products is growing. The Cesa™ Fiber Additives portfolio includes chain extenders specially formulated to help recouple depolymerized polymer chains and support a more stable processing of recycled flakes into fibers. APPLICATIONS Avient’s chain extenders for fibers can be used to boost the processing of recycled polyester for a variety of textile products, including: • Clothing and sportswear • Bags and backpacks • Home textiles and upholstery • Automotive textiles and insulation/heat management systems • Carpets and rugs WORKING PRINCIPLE As opposed to standard chain extenders, which usually branch the PET molecules, Avient’s chain extenders for recycled PET fibers extend the molecules in a linear way, which is more adapted to the reprocessing into fibers.

We also reference “pro forma” financial metrics, which include the results of the proposed Dyneema Business acquisition and the potential sale of the Distribution business. EPS (ex Amort) 3.96$ 0.13$ 4.09$ (0.58)$ 3.51$ Pro Forma Leverage (12/31/2022E) Net Debt / Adjusted EBITDA 1.6x 3.4x 2.8x Forecast Dyneema Forecast + Dyneema Sale of Distribution Pro Forma 2022 TWO-YEAR LEVER AGE MODEL 16 3.5x 2.7x 1.6x 2.8x 2.4x 2.0x 2019PF 2020PF 2022E 2022PF 2023E 2024E Dyneema® AcquisitionClariant Color Acquisition (1) Pro forma for the acquisition of the Clariant Color business (2) Pro forma for the acquisition of Dyneema® and potential divestiture of Distribution, including repayment of senior notes due 2023 and Term Loan (1) (1) (2) OUR SPEC IA LTY JOURNEY C ONTINUES 17 • Dyneema® brings leading technology and brand with the World’s Strongest Fiber™, deep history of application development and strong management team focused on specialty applications • Dyneema® transaction is aligned with our previously stated acquisition goal of expanding our composites and fiber capabilities • Similar to our other technology expansion acquisitions, Dyneema® allows us to leverage our invest-to-grow strategy • The possible sale of our Distribution business also presents potential benefits with respect to leverage and EBITDA margins 7% 46% 66% 86% 100% 0% 20% 40% 60% 80% 100% 2005 2010 2015 2021 2022 PF % o f A d ju st e d E B IT D A (1 ) JVs Distribution Performance Products & Solutions Specialty (1) Adjusted EBITDA is EBITDA excluding corporate costs and special items (2) Pro forma for the acquisition of Dyneema® and potential divestiture of Distribution (2) Healthcare 4% Packaging 8% Consumer 10% Building & Construction 43% Industrial 15% Transportation 14% Energy 4% Telecom. 2% 2006 2022 Pro forma Healthcare 8% Packaging 23% Consumer 21% Building & Construction 10% Industrial 15% Transportation 9% Energy 4% Telecom. 4% Defense 6% END MAR KET TR ANSF OR MATION TO LESS CYCLI CAL INDUSTRI ES ( W I T H D Y N E E M A , E X . Continued supply chain challenges persisted during Q2 related to raw material spot purchases, freight constraints and productivity loss as a result of these shortages.

We partner with Brand Owners / OEMs, processors and assemblers to enable their goals in applications like packaging, healthcare, consumer goods, transportation, wire & cable, building & construction and textiles. O P S ) 21 Sales Adjusted EBITDA $818 $823 2021 2022 + 1% Adjusted EPS + 8% - 3% (in millions) (in millions) (+ 9% excluding FX) (+ 18% excluding FX) (+ 5% excluding FX) Q3 EBITDA BRIDGE ( P R O F O R M A T O TA L C O M PA N Y ) 22 Price increases more than offset raw material and supply chain impacts $ millions CAI: Price / Mix 68 Inflation (44) SEM: Price / Mix 41 Inflation (26) Net Price Benefit 39 Wage and Energy Inflation (14) Clariant Color Integration Synergies 6 Incentives, Other Employee Costs 14 FX (11) Q3 2022 $137   Adjusted EBITDA Q3 2021 $ 142 Demand (39) Q3 2022 SEGMENT PERFORMANCE 23 CAI $587 $566 Sales ($ in millions) $93 $93 EBITDA SEM Pro Forma $326 $319 Sales $70 $62 EBITDA (+ 4% excluding FX) - 4% - 2% (+ 5% excluding FX) Flat (+ 7% excluding FX) - 11% (- 7% excluding FX) $500 $585 Cont. Ops Pro Forma Adjusted EPS (in millions) (in millions) 25 SUMMARY • Executed the plans we laid out earlier this year • Completed the Dyneema acquisition and Distribution divestiture amid challenging market conditions • Paid down debt and expect to finish the year modestly levered at 3.1x net debt to 2022 pro forma adjusted EBITDA • Expect $200 million of free cash flow in 2022 • Entering an economic slowdown with a portfolio that is better positioned than ever before • Updated our EPS guidance to $2.60 from continuing operations APPENDIX Performance Additives 15% Pigments 13% TiO2 11% Dyestuffs 3%Polyethylene 12% Nylon 6% Polypropylene 5% Other Raw Materials 30% Styrenic Block Copolymer 5% ~40% hydrocarbon based (Grey shaded materials are hydrocarbon based, includes portion of “Other Raw Materials”) Non-hydrocarbon based materials 27 • From Q2 to Q3, we have seen a 7-10% sequential decline in certain hydrocarbon-based raw materials • Other raw materials such as performance additives and pigments have shown moderate inflation sequentially from Q2 to Q3 Annual Purchases RAW MATERIAL AND SUPPLY CHAIN UPDATE Based on 2021 purchases, excludes Avient Protective Materials SEGMENT DATA U.S. & Canada 40% EMEA 35% Asia 20% Latin America 5% 2022 PRO FORMA SEGMENT, END MARKET AND GEOGRAPHY GEOGRAPHY REVENUESEGMENT FINANCIALS Consumer 21% Packaging 23% Industrial 15% Building and Construction 10% Telecommunications 4% Energy 4% Defense 6% END MARKET REVENUE (1) Total company adjusted EBITDA of $585M includes corporate costs.