Grantee Research Project Results
Advanced Nanofiber Filter Kit for Mitigating Air Toxics
EPA Contract Number: 68HERC25C0014Title: Advanced Nanofiber Filter Kit for Mitigating Air Toxics
Investigators: Sadique, Sarder
Small Business: ENF Products, LLC
EPA Contact: Richards, April
Phase: I
Project Period: December 16, 2024 through June 15, 2025
Project Amount: $100,000
RFA: Small Business Innovation Research (SBIR) - Phase I (2025) RFA Text | Recipients Lists
Research Category: Small Business Innovation Research (SBIR)
Description:
This project focuses on developing ENtrap, an innovative filter kit designed to be placed atop existing air filters to enhance their capacity to protect against airborne pathogens and chemical pollutants. ENtrap utilizes advanced electrospun nanofiber (ENF) technology, produced through a roll-to-roll electrospinning process called ENrroll 1.0. This manufacturing technique creates a nanofiber filter media that integrates antimicrobial agents and volatile organic compounds (VOC)-absorbing materials, providing a dual-action filtration solution that is both highly effective and adaptable.
Innovativeness: ENtrap is distinctive in augmenting existing air filtration systems without requiring full replacements. Its design allows easy integration with standard air filters, significantly enhancing their performance by capturing fine particulate matter and airborne pathogens while reducing VOC exposure. This capability marks a significant improvement over filters with a Minimum Efficiency Reporting Value (MERV) below 13, which usually address either particulate or chemical pollutants, but not both.
Technical Feasibility: The project builds on well-established electrospinning techniques, with the ENrroll 1.0 system specifically designed for scalability and consistent production of high-quality nanofiber filter media. When combined with filters rated below MERV 13, ENtrap enhances the system’s ability to effectively capture particles as small as 0.3 microns, while significantly lowering levels of airborne pathogens and VOCs.
Performance Compared to Current Technologies: ENtrap enhances existing air filtration systems by providing superior protection against both particulate and chemical pollutants. Its ability to retrofit onto existing filters adds versatility, cost-effectiveness, and health benefits, making it an ideal solution for environments requiring high levels of air quality control, such as healthcare facilities, laboratories, vehicles, and industrial settings.
Commercial Potential: ENtrap has significant commercial potential across various markets, including healthcare, research laboratories, industrial applications, and residential HVAC systems. It offers a straightforward upgrade for existing air filtration systems, such as car cabins, air purifiers, indoor air, and kitchen filters. This makes it particularly appealing to the automotive industry, hospitals, research labs, manufacturing plants, and homeowners seeking to improve indoor air quality without substantial infrastructure investments.
Environmental Impact: ENtrap is made of biodegradable polymer and designed for sustainability, using recyclable materials and extending the lifespan of existing filters by reducing the need for frequent replacements. By lowering VOC emissions and capturing airborne pathogens, ENtrap promotes healthier indoor environments and meets the demand for viable air filtration solutions. This innovation not only improves air quality but also supports sustainability, positioning ENtrap as an effective solution in the advanced air filtration market.
Progress and Final Reports:
The perspectives, information and conclusions conveyed in research project abstracts, progress reports, final reports, journal abstracts and journal publications convey the viewpoints of the principal investigator and may not represent the views and policies of ORD and EPA. Conclusions drawn by the principal investigators have not been reviewed by the Agency.