--- title: "Bactericidal Additives in Protection Solutions" id: "6766" type: "post" slug: "bactericidal-additives-in-protection-solutions" published_at: "2024-10-02T13:12:19+00:00" modified_at: "2024-09-23T17:14:19+00:00" url: "https://www.plasticsengineering.org/2024/10/bactericidal-additives-in-protection-solutions-006766/" markdown_url: "https://www.plasticsengineering.org/2024/10/bactericidal-additives-in-protection-solutions-006766.md" excerpt: "A new line of bactericidal additives incorporating silver nanoparticles promises to keep surfaces clean and disinfected in medical, public, and domestic environments. " taxonomy_category: - "Additives & Colorants" - "Automotive & Transportation" - "Building & Construction" - "Business" - "Compounding" - "Decorating & Coatings" - "Durables" - "Industry" - "Materials" - "Medical" - "People" - "Process" - "Sustainability" - "Trending" - "Wearables" taxonomy_post_tag: - "99.99% Protection" - "Antimicrobial" - "bactericidal additives" - "POLYDEF" - "silver nanoparticles" - "Smart Nanotechnologies" - "surfaces" --- [Home](https://www.plasticsengineering.org/) » [News](https://www.plasticsengineering.org/news/) » [Materials](https://www.plasticsengineering.org/c/materials/) » [Additives & Colorants](https://www.plasticsengineering.org/c/materials/additives-colorants/) » Bactericidal Additives in Protection Solutions # Bactericidal Additives in Protection Solutions Bactericidal additives for Polymers. Courtesy of Smart Nanotechnologies.### **A new line of bactericidal additives incorporating silver nanoparticles promises to keep surfaces clean and disinfected in medical, public, and domestic environments.** Smart Nanotechnologies is at the forefront of preventive solutions with its bactericidal additives. By incorporating silver nanoparticles, the aim is to keep polymer surfaces clean and microorganism-free across various sectors. Also, their goal is to prevent infections and continuously enhance hygiene. **You can also read:** [Antibacterial Polymers: Advancing in Public Health](https://www.plasticsengineering.org/2024/05/antibacterial-polymers-advancing-in-public-health-004811/) ## **99.99% Protection for Polymer Surfaces** Bactericidal polymer masterbatch with yellow-brown color. Courtesy of [Smart Nanotechnologies.](https://www.smartnanotechnologies.com.pl/en/products/polydef-bactericidal-additive-for-polymers) Smart Nanotechnologies introduces POLYDEF, a line of polymer additives with fungicidal and bactericidal properties. POLYDEF uses silver nanoparticles with proven antimicrobial capabilities, offering long-term microbiological protection with an impressive 99.99% efficacy rate. It surpasses traditional biocides in stability under extreme temperatures and humidity, ensuring effectiveness across diverse applications. Moreover, POLYDEF is environmentally friendly, maintaining polymer properties without causing degradation. ## **Silver Nanoparticles in Action** Silver nanoparticles disrupt microorganisms’ metabolic processes by blocking essential protein production. Moreover, this biocidal effect works efficiently in the recommended dosage. Laboratory studies confirm a significant reduction in microorganisms on treated surfaces, demonstrating its efficacy. The image displays the additives’ microbiological activity against E. coli (ATCC 8739) and S. aureus (ATCC 6538), representing gram-negative and gram-positive bacteria, respectively. It also shows the activity against C. albicans (ATCC 10231), a type of fungus. Courtesy of Smart Nanotechnologies. ## **Versatility Across Multiple Industries** POLYDEF additives are compatible with various thermoplastics, including LDPE, HDPE, PP, ABS, EVA, PET, and PMMA. Their versatility makes them valuable in many industries: - **Medicine:** Reduces hospital infections and enhances safety. - **Sports:** Improve hygiene on high-contact surfaces. - **Automotive and Aviation:** Enhances cabin and vehicle hygiene. - **Education:** Ensures safer environments in schools. POLYDEF also finds use in innovative products like 3D printing filaments and self-leveling epoxy floor resins. It’s adaptability extends to flexible, rigid, and viscoelastic polyurethanes. These broad applications and bactericidal properties make it a preferred choice for industries prioritizing hygiene and material performance. In summary, technologies like POLYDEF address bactericidal resistance by offering innovative solutions. They help maintain pathogen-free surfaces across industrial and everyday settings. By **[Laura Gonzalez](https://www.plasticsengineering.org/author/lauragonz/)** | October 2, 2024 ##### [Laura Gonzalez](https://www.plasticsengineering.org/author/lauragonz/) [+ postsBio ⮌](#) ### Other posts you could read [April 28, 2026IKV Colloquium 2026: The Journey of Research and Industry](https://www.plasticsengineering.org/2026/04/ikv-colloquium-2026-the-journey-of-research-and-industry-010989/) [April 29, 2026Renewable Functional Coatings for Advanced Applications](https://www.plasticsengineering.org/2026/04/renewable-functional-coatings-for-advanced-applications-011134/) [April 7, 2026Biodegradable Planting Bags: A Solution for Agricultural Plastic Waste](https://www.plasticsengineering.org/2026/04/biodegradable-planting-bags-a-solution-for-agricultural-plastic-waste-011023/) [April 27, 2026Nanocomposite Films from Car Bumper Waste](https://www.plasticsengineering.org/2026/04/nanocomposite-films-from-car-bumper-waste-011041/) [April 15, 2026Advancing Sustainable Printed Electronics](https://www.plasticsengineering.org/2026/04/advancing-sustainable-printed-electronics-011032/) [May 1, 2026High-Viscosity Photopolymers Transform Additive Manufacturing](https://www.plasticsengineering.org/2026/05/high-viscosity-photopolymers-transform-additive-manufacturing-011153/) [April 22, 2026Beyond Flaps: How Composite Skins Enable Morphing Wing Design](https://www.plasticsengineering.org/2026/04/beyond-flaps-how-composite-skins-enable-morphing-wing-design-010950/) [May 6, 2026Reinforcement Learning for Polymer Design and Manufacturing](https://www.plasticsengineering.org/2026/05/reinforcement-learning-for-polymer-design-and-manufacturing-011146/) ## Share Your Thoughts [Cancel reply](/2024/10/bactericidal-additives-in-protection-solutions-006766/#respond) - [https://twitter.com/share?url=https://www.plasticsengineering.org/?p=6766&text=Bactericidal+Additives+in+Protection+Solutions&via=Plastics_Mag](https://twitter.com/share?url=https://www.plasticsengineering.org/?p=6766&text=Bactericidal+Additives+in+Protection+Solutions&via=Plastics_Mag) - [https://www.facebook.com/sharer.php?u=https://www.plasticsengineering.org/?p=6766&t=Bactericidal+Additives+in+Protection+Solutions](https://www.facebook.com/sharer.php?u=https://www.plasticsengineering.org/?p=6766&t=Bactericidal+Additives+in+Protection+Solutions) - [https://www.linkedin.com/shareArticle?mini=true&url=https://www.plasticsengineering.org/?p=6766&title=Bactericidal%20Additives%20in%20Protection%20Solutions&summary=A+new+line+of+bactericidal+additives+incorporating+silver+nanoparticles+promises+to+keep+surfaces+clean+and+disinfected+in+medical%2C+public%2C+and+domestic+environments.%C2%A0&source=Plastics+Engineering](https://www.linkedin.com/shareArticle?mini=true&url=https://www.plasticsengineering.org/?p=6766&title=Bactericidal%20Additives%20in%20Protection%20Solutions&summary=A+new+line+of+bactericidal+additives+incorporating+silver+nanoparticles+promises+to+keep+surfaces+clean+and+disinfected+in+medical%2C+public%2C+and+domestic+environments.%C2%A0&source=Plastics+Engineering) - [https://www.reddit.com/submit?url=https://www.plasticsengineering.org/?p=6766&title=Bactericidal+Additives+in+Protection+Solutions](https://www.reddit.com/submit?url=https://www.plasticsengineering.org/?p=6766&title=Bactericidal+Additives+in+Protection+Solutions) - [/cdn-cgi/l/email-protection#78470b0d1a121d1b0c452814190b0c111b0b583d161f11161d1d0a11161f5855583a191b0c1d0a111b111c191458391c1c110c110e1d0b58111658280a170c1d1b0c111716582b17140d0c1117160b5e1a171c0145100c0c080b4257570f0f0f560814190b0c111b0b1d161f11161d1d0a11161f56170a1f574708454e4f4e4e](/cdn-cgi/l/email-protection#78470b0d1a121d1b0c452814190b0c111b0b583d161f11161d1d0a11161f5855583a191b0c1d0a111b111c191458391c1c110c110e1d0b58111658280a170c1d1b0c111716582b17140d0c1117160b5e1a171c0145100c0c080b4257570f0f0f560814190b0c111b0b1d161f11161d1d0a11161f56170a1f574708454e4f4e4e) - [#comments](#comments)