- Demonstrates over 96% efficiency in filtering submicron particles, including PM0.3, crucial for public health and environmental protection
- Offers a robust and reusable solution, significantly reducing environmental waste compared to traditional filters
- Possesses strong mechanical properties and high breathability, making it suitable for various applications, including personal protective equipment and air purification
OVERVIEW
This technology features advanced nanoporous metal foams, primarily using copper, for submicron particle filtration. The technology employs a unique process involving electrodeposition and sintering to create a highly efficient, reusable, and environmentally friendly filtration medium. These metal foams offer significant improvements over traditional filtration methods, providing high filtration efficiency for particles as small as 0.1 μm.
BACKGROUND
This technology features advanced nanoporous metal foams, primarily using copper, for submicron particle filtration. The technology employs a unique process involving electrodeposition and sintering to create a highly efficient, reusable, and environmentally friendly filtration medium. These metal foams offer significant improvements over traditional filtration methods, providing high filtration efficiency for particles as small as 0.1 μm.
Benefit
●High efficiency and durability, maintaining effectiveness over time.
●Reusability, reducing environmental impact and offering a cost-effective solution.
●Versatility in application, from healthcare settings to industrial and residential air purification.
Market Application
•Personal respiratory protection, such as in face masks and respirators.
•Air purification systems in homes, hospitals, and industrial settings.
Publications
J. Malloy, A. Quintana, C. J. Jensen, and Kai Liu, “Efficient and Robust Metallic Nanowire Foams for Deep Submicron Particulate Filtration”,Nano Letters,21, 2968-2974 (2021).
J. Malloy, A. Quintana, C. J. Jensen, and Kai Liu, “Nanoporous Metal Foams as Efficient & Reusable Submicron Filtration Media”,Advanced Materials & Processes,179, 28-31 (2021).
J. Malloy, E. Marlowe, C. J. Jensen, I. S. Liu, T. Hulse, A. F. Murray, D. Bryan, T. G. Denes, D. A. Gilbert, G. Yin, and Kai Liu. “Microstructure-Dependent Particulate Filtration using Multifunctional Metallic Nanowire Foams”,Nanoscale,16, 15094 (2024).
US Patent App n.17/244,796
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