Cesa™ Flame Retardant Additives are available in standard or custom solutions that will comply with necessary technical and regulatory requirements.

Cesa™ WithStand™ Antimicrobial Additives

Additive Solutions for Biopolymers: Cesa™ Bio

Cesa™ Additive Masterbatches are utilized for solar back sheets to enhance the halogen-free mono material structure and protect against voltage breakdowns 

Additive Solutions for Biopolymers: Cesa™ Bio

Sep 22, 2025 Avient and FSJ Tactical Collaborate to Advance Ballistic-Rated Wall Panel Technology Sep 16, 2025 New Cesa™ MAX Flame Retardant Additives Developed by Avient for Strict Industry Standards Aug 27, 2025 Avient Introduces Groundbreaking Wide-Format Unidirectional Composite Tape and New Composite Ut Aug 08, 2025 Avient’s 2024 Sustainability Report: Significant Progress and New Commitments Aug 05, 2025 Avient Expands High-Performance Recycled-Content Polycarbonate Solutions for Electrical & Elect

BIO additives MR snapshot 2022 Final EXTRUSION CAST PROCESSOR T H I N P L A F I L M & B A G S • Non-stick performance during manufacturing • Excellent film quality with good aesthetics • Efficient and clean process performance • Compliant with food contact applications* • Provided a performance additive to prevent biodegradable resin from sticking to the chill-roll surface • Reduced the polymer friction factor on metal surfaces, resulting in a better film quality • Helped improve the manufacturing process with fewer cleaning steps CESA™ OnCap™ & BIO Additives KEY REQUIREMENTS WHY AVIENT?

CAR COMPONENT MANUFACTURER A C O U S T I C A N D T H E R M A L M A N A G E M E N T S Y S T E M S • High rPET content without loss of tenacity • High volume production • Color options • Offered a chain extender that supports stable spinning and maintains fiber tenacity to help achieve targeted rPET content • Provided technical support for production scale-up • Proposed different color concentrates suitable for application and polymer grade Cesa™ Fiber Additives – chain extenders for recycled polyester (rPET) KEY REQUIREMENTS WHY AVIENT?

TIER 1 SUPPLIER V E H I C L E H V A C S Y S T E M • Rapidly develop formulations for 7 types of thermoplastic • Help Tier 1 meet VW requirements for anti-static solutions • Able to quickly develop 7 SmartBatch (color + effect additive) solutions, for 7 types of thermoplastic • Avient formulated the TPE used in the air vents for this HVAC system SmartBatch™ Combination Colorants and Additives, Cesa™ Stat Additives, and OnFlex™ TPE KEY REQUIREMENTS WHY AVIENT?

WATER STORAGE MANUFACTURER P O T A B L E W A T E R T A N K S • Diminish growth of microbials in water tanks to provide differentiating feature for landmark product launch • Prevent undesirable odor associated with bacteria and fungal growth on the product’s polymer surface • Meet FDA, NSF, and UL regulatory requirements • Formulated a multi-polymer solution that ensured microbial and fungal growth were diminished while preserving polymer performance • Utilized antimicrobials to mitigate the causal effect of undesirable tastes and odors • Enabled customer to meet requirements through Avient’s knowledge and expertise of regulatory protocols Cesa™ WithStand™ Antimicrobial Additives KEY REQUIREMENTS WHY AVIENT?