Search Results - benjamin+chu

13 Results

Sort By:

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 | 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

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 | 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

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 | 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

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 | 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

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 | 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

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 | Inventor(s): Benjamin Chu, Benjamin Hsiao, Kyunghwan Yoon

Keywords(s):

Category(s): Campus > Stony Brook University, Technology Classifications > Nanotechnology

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 | Inventor(s): Benjamin Chu, Benjamin Hsiao, Hongyang Ma

Keywords(s):

Category(s): Campus > Stony Brook University, Technology Classifications > Environment, Technology Classifications > Nanotechnology

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 | Inventor(s): Benjamin Chu, Benjamin Hsiao, Hongyang Ma

Keywords(s): Computers or Electronics

Category(s): Campus > Stony Brook University, Technology Classifications > Environment

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 | Inventor(s): Benjamin Chu, Benjamin Hsiao, Hongyang Ma, Ran Wang

Keywords(s):

Category(s): Campus > Stony Brook University, Technology Classifications > Environment

Apparatus for Electro-Blowing or Blowing-Assisted Electro-Spinning Technology and Process for Post Treatment of Electrospun or Electroblown Membranes

Use of electrospinning and melt-blowing processes for a higher yield, more efficient production method of fiber manufacturing. Background: Electrospinning is the process where an electrostatic field is strong enough to overcome the surface tension of a liquid. This process allows nanofibers to have a very large surface area to volume ratio, thus having...

Published: 10/3/2024 | Inventor(s): Benjamin Chu, Benjamin Hsiao, Dufei Fang

Keywords(s):

Category(s): Campus > Stony Brook University, Technology Classifications > Nanotechnology, Technology Classifications > Material and Composites

1 2