Antimicrobial Technology

Cesa™ WithStand™ Antimicrobial Additives

Limits Microbe Growth

Let’s face it – germs are everywhere, especially on tactile polymer surfaces. Whether you manufacture appliances, electronics, packaging products, automotive parts, or sporting goods, the right additive can help you combat microbe formation and growth on your product’s plastic surfaces.​

Cesa™ WithStand™ antimicrobial additives provide a proven, effective, durable solution to limit microbe development in finished plastic products. They also help to reduce odor, staining, discoloration, loss of mechanical properties, and other detrimental effects of microbe growth.

Connect with a Product Expert

Human Health and Safety Human Health & Safety


  • Reduces bacterial, mold and fungal growth on the surface and through the thickness of the part​
  • Helps reduce odor, staining and discoloration​
  • Suitable for extrusion, injection molding, blow molding, rotational molding and thermoforming​



Marketing + Technical Info

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


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.


Corporate Literature

See our extensive library of resources about our growing company.

Antimicrobial Additives for Dental Products Case Study (Snapshot) WithStand™ Antimicrobial Additives maintained sufficient antimicrobial functionality while achieving lower let-down ratios (LDRs) View
Antimicrobials for Food Processing Environments Case Study (Snapshot) Incorporated additives to reduce microbe growth View
Antimicrobials for Personal Care Devices Case Study (Snapshot) Diminished microbes in patient mobility devices View
Antimicrobials for Potable Water Tanks Case Study (Snapshot) Mitigated causal effect of undesirable odors View
Antimicrobials for Roofing Membranes Case Study (Snapshot) Protected membranes from effects of flora, fungi and algae View
Building & Construction - Industry Bulletin Industry Overview Comprehensive overview of Avient technologies for applications within the B&C industry View
Cesa™ WithStand™ Antimicrobial Solutions Product/Service Overview Technology description, key characteristics, markets and applications View
Color and Additives Solutions Overview Product/Service Overview Colorant and additives overview and capabilities View
Consumer Electronics November 2020 eBook A look at six tech segments poised for growth, and actionable ideas to boost product performance View
Dental Care Products Manufacturer - Case Study Case Study Additives to preserve clarity and retain opacity developed for dental care products using WithStand™ View
WithStand™ Antimicrobial Solutions for Electronic Accessories Application Overview Explore the many ways WithStand™ antimicrobial additives enhance product performance View