CLEVELAND – PolyOne Corporation (NYSE: POL) a premier global provider of specialized polymer materials, services and solutions, today announced the launch of UltraTuf™ SG sheet, a tough, weather-resistant thermoforming sheet for signage and glazing applications.  UltraTuf SG sheet also provides superior heat resistance and ease of fabrication for enhanced design flexibility. With a portfolio of specialty businesses, Eastman works with customers to deliver innovative products and solutions while maintaining a commitment to safety and sustainability.

Kevlar® is a trademark of Dupont Safety & Construction, Inc. Compare fiber properties and technical data Kevlar® Para-Aramid Data

Materials and their impact on patient safety Increased use of Quality by Design (QbD) processes means that more consideration needs to be given to materials used and their impact on patient safety. Documentation supporting relevant product safety and compliance data is available to all customers.

Materials and their impact on patient safety Increased use of Quality by Design (QbD) processes means that more consideration needs to be given to materials used and their impact on patient safety. Documentation supporting relevant product safety and compliance data is available to all customers.

Materials and their impact on patient safety Increased use of Quality by Design (QbD) processes means that more consideration needs to be given to materials used and their impact on patient safety. Documentation supporting relevant product safety and compliance data is available to all customers.

Specialty Engineered Materials END MARKETS REGIONS 17% 14%13% Defense Packaging Telecom 54% 33% US & Canada Europe, Middle East Energy Copyright © . 2025 22 Avient 2024 regional sales, by end market US & CANADA 41% of sales EMEA 35% of sales ASIA 18% of sales LATIN AMERICA 6% of sales 22% Packaging TelecomEnergyDefenseHealthcareBuilding & TransportationIndustrialConsumer 26% 16% 31% 26% 1%1% 2% 61% Copyright © . 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% 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.

Strong past performance demonstrates that our  strategy and execution are workinggy g • Megatrends align with our strengths • Innovation and services provide differentiation  and competitive advantage • Strong and proven management team driving  growth and performancegrowth and performance The New PolyOne: A Specialty Growth Company $2015 Target: $2.50 Adjusted EPS Page 16 Schedule I Reconciliation of Non-GAAP Financial Measures (Unaudited) (Dollars in millions, except per share data) Below is a reconciliation of non-GAAP financial measures to the most directly comparable measures calculated and presented in accordance with U.S.

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Ultimate UV technical data sheet and product information