Fiber Additives

CESA™ Fiber Additives

Performance Enhancement for Synthetic Fibers

Our range of CESA™ additives in pellet form are suitable for spun-dyed polyester, polypropylene or polyamide. The portfolio includes UV stabilizers, flame retardants, anti-oxidants, anti-static, optical brighteners and chain extenders for recycled polyester fibers. Our fiber expert team provides guidance on the additive masterbatch most adapted to your application and manufacturing process whether it is POY, FDY, DTY, ATY, BCF, spunbond or meltblown. Additives can be combined with colors into a single masterbatch for convenience.

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  • Excellent spinnability
  • Product adapted to regulatory requirements (check with your Avient representative)
  • Focus on safe and sustainable formulation
  • Can be combined with color



Safety Data Sheets

Important information about the health, safety and environmental impacts of Avient products.


Technical Data Sheets

Browse our library of product data sheets containing technical descriptions and details.


Technical Literature

Technical information, design guides, processing information and more.


Brochures & Product Information

Browse and download our literature to learn more about Avient solutions and services.

Fiber Colorants and Additives Overview Brochure Explore Avient's range of high performance colorants and additives solutions  View
Flame Retardants for Synthetic Fibers and Nonwovens - Product Bulletin Product Bulletin Learn about the applications and key benefits of flame retardants for synthetic fibers and nonwovens View
Light Stabilizers for Synthetic Fibers and Nonwovens - Product Bulletin Product Bulletin Benefits and applications for light stabilizers for synthetic fibers and nonwovens View