Invention Reference Number
This invention introduces a multifunctional air-filtration platform that integrates a specialized metal-organic-framework (MOF) coating to provide both antimicrobial activity and volatile organic compound (VOC) removal. Designed to address persistent challenges in indoor air quality, the technology enables simultaneous capture and controlled decomposition of harmful airborne contaminants while inhibiting microbial growth on filter surfaces. This combined approach supports healthier indoor environments, reduces secondary pollution risks, and enhances overall air-cleaning performance.
Description
Indoor spaces often accumulate airborne microorganisms and VOC emissions that conventional filters cannot fully address. This technology leverages a uniquely engineered MOF-coated filter to provide a dual-function solution: suppressing microbial proliferation on the filter medium and reducing VOC levels within the air stream. The MOF coating incorporates a tailored porous structure and surface chemistry that enable efficient contaminant capture while supporting a photocatalytic process for VOC breakdown under appropriate conditions.
Unlike traditional antimicrobial treatments or complex biocidal systems, this approach integrates these capabilities into a single, scalable filter platform compatible with common HVAC or standalone purification systems. The multifunctional coating mitigates challenges associated with microbial regrowth, odor generation, and secondary contamination that arise when biological material accumulates on standard filters. At the same time, the system offers an avenue for cleaner VOC handling by avoiding the need for off-site disposal or secondary storage.
The invention provides a pathway for low-cost, adaptable filters that can improve air quality across residential, commercial, and industrial settings, supporting public health and environmental stewardship without relying on energy-intensive or hazardous disinfection methods.
Benefits
- Combined antimicrobial and VOC-removal functionality
- Reduces secondary pollution from captured bioaerosols
- Adaptable platform suitable for large-scale filter manufacturing
- Potential for longer filter lifespan and reduced maintenance
Applications & Industries
- Indoor air purification and HVAC filtration
- Commercial, residential, and institutional building systems
- Healthcare, clean-room, and laboratory environments
- Industrial emission control and VOC-management processes
Contact
To learn more about this technology, email partnerships@ornl.gov or call 865-574-1051.
