Scaling up natural extract nanoencapsulates with antimicrobial properties for industrial applications

Technology
Conceptual
Company

S3nano offers scaled-up production of antimicrobial nanoencapsulates using natural essential oils (oregano, tea tree, thyme, citronella) encapsulated with chitosan and citric acid. The company provides industrial-grade nano-additives for cleaning, disinfection, and antimicrobial applications, with production capacity up to 50 L/h.

Overview

S3nano is developing scaled-up nanoencapsulation processes for natural essential oils with proven antimicrobial, antiviral, and antifungal properties. While laboratory-scale research has demonstrated the effectiveness of encapsulated natural extracts such as oregano, tea tree, thyme, and citronella oils, most synthesis methods do not translate to commercial production volumes. S3nano addresses this gap by adapting and scaling these processes to supply antimicrobial nano-additives at industrial quantities and affordable prices.

The technology enables integration of natural antimicrobial agents into cleaning products, disinfectants, coatings, textiles, plastics, and agricultural applications. By encapsulating active ingredients at the nanoscale, the additives achieve enhanced stability, controlled release, and long-lasting performance even after repeated use or washing.

Technical specifications
  • Nanoencapsulation platform: Production capacity up to 50 L/h, enabling commercial-scale supply
  • Active ingredients: Natural essential oils including oregano, tea tree, thyme, and citronella, selected for antimicrobial efficacy and regulatory acceptance (GRAS status or Safer Choice list eligibility)
  • Encapsulation materials: Chitosan and citric acid, both biocompatible and suitable for consumer product applications
  • Core expertise: Proven track record encapsulating molecules such as rosemary and lavender essential oils
  • Validated synthesis and stabilization process: Optimized for scale-up while maintaining capsule integrity and performance
  • Customizable formulations: Adaptable to different active principles and target applications
  • Integration compatibility: Designed for incorporation into cleaning, disinfection, and coating formulations
Technology readiness level

The nanoencapsulation platform has been validated through previous work identifying optimal synthesis and stabilization processes at scale. A Brazilian government grant has been secured to structure this production area, with equipment already purchased for higher-scale output (up to 50 L/h) and dedicated researchers hired.

The team brings demonstrated experience encapsulating multiple essential oils, though previous encapsulates were not specifically applied to cleaning and disinfection products. Future validation will involve defining target active principles, producing samples for compatibility, stability, and efficiency testing in partner formulations, and performing necessary adjustments before initiating full scale-up for commercial supply.


About S3nano

S3nano is a Brazilian nanotechnology company founded in 2019 that develops and produces smart, functional chemical additives for industrial applications. The company utilizes nanotechnology to enhance the performance, durability, and features of products across sectors such as textiles, coatings, plastics, and agriculture. Their core product portfolio includes specialized nano-additives with antiviral, antimicrobial, anti-odor, anti-UV, and anti-dust properties. These additives are engineered to be easily integrated into various materials and manufacturing processes, providing long-lasting, high-efficiency protection and functionality. Through its S3agrotech division, the company also delivers nano-encapsulated solutions for the agribusiness sector, aimed at improving crop health, robustness, and defense against pests and diseases.

By transforming conventional materials into intelligent products, S3nano provides significant added value to its partners and customers, helping them meet modern safety and efficiency standards. Their solutions are designed to remain effective even after repeated use or washing, addressing common industrial challenges regarding product lifecycle and performance. The company’s technologies have been validated through international testing standards, such as ISO and ASTM protocols, ensuring reliability. S3nano collaborates with industries by offering customized nanotechnology development, supported by a specialized R&D team that works to provide tailored formulations for specific industrial needs and production demands.

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