Nanostructured Fibrous Membranes for Efficient Membrane Distillation
Nano-fibrous mats with tunable pore sizes and interconnected pores for integrated liquid and vapor phase membrane transition Background: Membrane distillation is a separation process in which separation occurs due to phase change across a barrier formed by hydrophobic membrane for liquid phase, allowing the vapor phase to pass through the pores....
Published: 9/4/2024
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Inventor(s): Benjamin Chu, Benjamin Hsiao
Keywords(s): surface modifications, switching of hydrophobicity to increase throughput, Technologies, ultra-thin nanofibers, vapor-liquid phase transitions on molecular/nano scales
Category(s): Campus > Stony Brook University, Technology Classifications > Nanotechnology
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Hydrophobic Sponges for Oil
An oil recovery sponge with a natural absorbent substrate that is reusable up to 20 times, making it ideal for responding to oil spills Background: Oil recovery systems that use a sponge to soak up the contaminated oil may be reused and then may be disposed of because they become less efficient with subsequent re-use. Technology Overview: Researchers...
Published: 9/6/2024
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Inventor(s): Benjamin Chu, Benjamin Hsiao, Zhe Wang
Keywords(s): 3-dimensional pores, Hydrophobic porous materials, oil removal, Technologies
Category(s): Campus > Stony Brook University, Technology Classifications > Environment
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Highly Porous Fibrous Network Materials for Gas Filtration
A nanofibrous gas filtration membrane with tunable pore size and low pressure drop ideal for filtering fumes, viruses and particulate matter Background: Filtration is used to separate one substance from another by entrapment within or on a filter medium. Air filtration can be important in both industrial and personal applications, especially as pollution...
Published: 8/27/2024
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Inventor(s): Benjamin Chu, Benjamin Hsiao, Hongyang Ma
Keywords(s): 3-dimantional network structure, air filtration, Cellulose nanofibers, chemically cross-linking, gas filtration, membrane, polysaccharide nanofibers, Technologies
Category(s): Campus > Stony Brook University, Technology Classifications > Electronics and Electronic Materials, Technology Classifications > Material and Composites, Technology Classifications > Research Tools and Reagents
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Porous Graphene Based Composite Membranes for Nanofiltration, Desalination and Pervaporation
An ultra-thin barrier from a single atomic layer of graphene-based materials with adjustable pore size Background: For membrane separation technology, preparing a very thin barrier layer with high selectivity, high throughput, low fouling, and long lasting properties forms the ultimate set of goals, which the widely used polymeric materials...
Published: 8/27/2024
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Inventor(s): Benjamin Chu, Benjamin Hsiao, Hongyang Ma, Zhe Wang
Keywords(s): chemically cross-linking, desalination, electrospun scaffold, membrane, nanofiltration, pervaporation, Porous graphene oxide, Technologies, water channels
Category(s): Campus > Stony Brook University, Technology Classifications > Education and Training, Technology Classifications > Drug Delivery, Technology Classifications > Medical Devices
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Elastic Membrane-based Membrane Bioreactor (MBR) with High-Efficiency for Fouling Control
A flat sheet elastic microfiltration membrane that improves fouling removal in bioreactors without the use of harsh chemicals Background: Membrane bioreactors are designed to remove contaminants from wastewater. This wastewater can come from residences, businesses, industries, and runoff water from rainfall and/or flooding. A membrane bioreactor...
Published: 8/27/2024
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Inventor(s): Benjamin Chu, Ying Su, Benjamin Hsiao
Keywords(s): Backwash, Elastic membrane, Flat sheet, Fouling control, Hydrophilic, Membrane Bioreactor (MBR), Microfiltration, Technologies
Category(s): Campus > Stony Brook University, Technology Classifications > Medical Devices, Technology Classifications > Research Tools and Reagents
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Nanofibrous Materials for Heavy Metal Absorption
Water filtration membranes with polysaccharide fibers that allow for binding of heavy metal ions Background: Agriculture and manufacturing methods have caused large-scale heavy metal ion (lead, arsenic, mercury, etc.) pollution. This is a major public safety issue for drinking water, since these pollutants can contaminate rivers and lakes. Public...
Published: 8/27/2024
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Inventor(s): Benjamin Chu, Benjamin Hsiao, Robert Grubbs, Rui Yang
Keywords(s): Technologies
Category(s): Campus > Stony Brook University, Technology Classifications > Material and Composites, Technology Classifications > Nanotechnology
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Surface Coating on Nanofibrous Scaffolds by Interfacial Polymerization for Ultrafiltration and Desalination Applications.
A fibrous support comprising nanofibers for increased flux rates and reduced fouling rates in filtration Background: There is an increased need for filtration methods for obtaining fresh water due to a depleting supply. Typically, technologies such as nanofiltration, ultrafiltration, and reverse osmosis have been used to treat water. Conventional...
Published: 10/9/2024
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Inventor(s): Benjamin Chu, Benjamin Hsiao, Kyunghwan Yoon
Keywords(s):
Category(s): Campus > Stony Brook University, Technology Classifications > Nanotechnology
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High Flux Ultrafiltration and Nanofiltration Nanofibrious Membranes Containing Cellulose Coating by Ionic Liquids
An improved, cost-effective, and non-toxic separation membrane for oil/water emulsions and several fluid separation systems Background: Conventional composite membranes currently run into the issue of pore blockage when soaked in amine solutions. The clogged pores create increased coating thickness, which decreases the flux rate. Cellulose is being...
Published: 10/3/2024
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Inventor(s): Benjamin Chu, Benjamin Hsiao, Hongyang Ma
Keywords(s):
Category(s): Campus > Stony Brook University, Technology Classifications > Environment, Technology Classifications > Nanotechnology
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Ultra-Nanofibers for Air and Water Filtration
This technology is a membrane of polysaccharide nanofibers and an electrospun substrate, with applications in water filtration Background: Using cellulose nanofibers for water filtration can be advantageous due to the functionality of their surfaces; they can be adjusted to guide water flow inside water channels or to selectively alter the adsorptive...
Published: 10/3/2024
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Inventor(s): Benjamin Chu, Benjamin Hsiao, Hongyang Ma
Keywords(s): Computers or Electronics
Category(s): Campus > Stony Brook University, Technology Classifications > Environment
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High Flux and Low Pressure Drop Nanofibrous Microfiltration Membranes for Removal of Bacteria and Viruses
A novel application of composite nanofibers for the creation of high performance water filters. Background: Waters contaminated with bacteria, viruses, and toxic heavy metal ions are responsible for up to 1.8 million deaths each year. Although methods such as ultra-filtration and reverse osmosis have been discovered to remove viruses, these methods...
Published: 9/9/2024
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Inventor(s): Benjamin Chu, Benjamin Hsiao, Hongyang Ma, Ran Wang
Keywords(s):
Category(s): Campus > Stony Brook University, Technology Classifications > Environment
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