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Low Cost Green Hydrogen Production via Neutral Water Electrolysis and Polymer Cathode
This technology is a system for efficient and fast production of hydrogen by electrolysis of neutral water. This capability is in strong contrast to current systems, which operate with either highly acidic electrolytes or highly caustic media and require expensive or rare materials for the cathode. It is a cost-efficient and sustainable alternative...
Published: 7/13/2026
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Updated: 7/13/2026
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Inventor(s): Dennis Lichtenberger, Arthur Gibson, Addison Coen, Mary Salyards
Keywords(s):
Category(s): Technology Classifications > Energy, Cleantech & Environmental > Low Carbon, Technology Classifications > Energy, Cleantech & Environmental > Renewable Energy > Biofuels, Technology Classifications > Energy, Cleantech & Environmental > Renewable Energy > Solar/Photovoltaic, Technology Classifications > Materials > Polymers
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New Metallopolymers for Photocatalytic Generation of Hydrogen
This invention is a new, less expensive, and more efficient process for producing hydrogen gas using photoactive metallopolymers with the potential to be incorporated into fuel cells. This invention combines solar cell technology with hydrogen catalysts to photochemically generate hydrogen, rather than electrochemically, with the ability to form into...
Published: 7/13/2026
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Updated: 7/13/2026
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Inventor(s): Dong-Chul Pyun, Richard Glass
Keywords(s):
Category(s): Technology Classifications > Energy, Cleantech & Environmental > Energy Collection, Storage & Battery, Technology Classifications > Energy, Cleantech & Environmental > Fuel Cells, Technology Classifications > Energy, Cleantech & Environmental > Renewable Energy > Solar/Photovoltaic, Technology Classifications > Materials > Chemicals, Technology Classifications > Materials > Polymers
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Colloidal Polyaniline for Cleanup of PFAS Contaminated Groundwater
This invention is an injectable colloidal polymer designed for in situ removal of per- and polyfluoroalkyl substances (PFAS) from contaminated groundwater. The technology uses a colloidal form of polyaniline that can be injected directly into sand and gravel aquifers, where it adheres to mineral surfaces and forms a permeable adsorptive barrier for...
Published: 7/17/2026
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Updated: 7/13/2026
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Inventor(s): Jonathan Chorover, Reyes Sierra-Alvarez, Neeraja Setlur, James Hatton
Keywords(s):
Category(s): Technology Classifications > Energy, Cleantech & Environmental > Air/Water Purification, Technology Classifications > Energy, Cleantech & Environmental > Remediation > Water, Technology Classifications > Energy, Cleantech & Environmental > Remediation > Soil, Technology Classifications > Materials > Polymers
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Amine-Based Glycolipid Polymeric Media
This invention is a family of reusable hybrid polymer materials, made as hydrogels or resin-like beads, designed to remove dissolved metals from water. The materials are built from glycolipid-based building blocks that are modified with metal binding groups, then formed into stable gels, beads, coatings, or thin films. In use, the media is placed in...
Published: 6/17/2026
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Updated: 3/23/2026
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Inventor(s): David Hogan, Nanayakkarawasan Pallage Nanayakkara, Raina Maier, Douglas Loy
Keywords(s):
Category(s): Technology Classifications > Energy, Cleantech & Environmental > Remediation > Soil, Technology Classifications > Energy, Cleantech & Environmental > Remediation > Water, Technology Classifications > Materials > Polymers
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Liquid High Sulfur Content Resins for Commodity and Specialty Polymeric Materials
This technology enables the room-temperature synthesis of liquid sulfur-based resins with high sulfur content, offering a novel route to create low-cost, low-viscosity prepolymer materials. By incorporating reactive thiols into sulfur-styrene prepolymers, the resulting resins are readily compatible with a wide range of organic comonomers. These resins...
Published: 9/2/2025
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Updated: 9/2/2025
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Inventor(s): Dong-Chul Pyun, Jake Molineux, Kaitlyn Martin
Keywords(s):
Category(s): Technology Classifications > Materials > Chemicals, Technology Classifications > Materials > Coatings, Technology Classifications > Materials > Polymers
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UV-Curable Disulfide Glass Photoresists and Photopolymer Resins
This invention introduces a new class of UV-curable Disulfide Glass (DSG) photoresists and photopolymer resins, designed for high-quality optical component fabrication and complex 3D printing. This polymer features exceptional optical transparency across the visible and infrared spectrum, coupled with robust thermomechanical properties, making it ideal...
Published: 7/22/2025
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Updated: 3/31/2025
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Inventor(s): Dong-Chul Pyun, Jake Molineux, Ramses Hyde, Sam Durfee
Keywords(s):
Category(s): Technology Classifications > Imaging & Optics > Materials & Fabrication, Technology Classifications > Materials > Coatings, Technology Classifications > Materials > Polymers
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Photopolymerization of Disulfide Methacrylate Resin
This technology introduces a disulfide methacrylate resin designed for high-performance optical applications. Utilizing a novel photopolymerization process, this resin offers enhanced optical properties, such as a high refractive index and low birefringence, making it suitable for precision optics, 3D printing, and advanced manufacturing. The material’s...
Published: 12/16/2024
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Updated: 12/9/2024
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Inventor(s): Dong-Chul Pyun, Chisom Olikagu, Jon Njardarson
Keywords(s):
Category(s): Technology Classifications > Engineering & Physical Sciences > Photonics, Technology Classifications > Imaging & Optics > Lens & System Design, Technology Classifications > Imaging & Optics > Materials & Fabrication, Technology Classifications > Materials > Polymers
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Production of Vulcanized Rubber using Organopolysulfide Crosslinking Agents Derived from Elemental Sulfur
Methods of vulcanization using a high content sulfur polymer, instead of elemental sulfur, have been developed for tire rubber production. The resulting high sulfur content polymers are referred to as Chalcogenide Hybrid Inorganic/Organic Polymers (CHIP) materials have improved polymer compatibility and efficient crosslinking. Furthermore, this technology...
Published: 3/12/2024
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Updated: 7/18/2023
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Inventor(s): Dong-Chul Pyun, Taeheon Lee, Kyung-Seok Kang, Krishnan Iyer
Keywords(s):
Category(s): Technology Classifications > Materials > Polymers, Technology Classifications > Materials > Processing
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Synthesis of New Deuterated Organic Comonomers and Deuterated High Sulfur Content Polymers for Optics and Photonics
This technology is new molecular design approach to prepare high refractive index polymers with enhanced medium wavelength infrared (MWIR) and/or long wavelength infrared (LWIR) transparency that are prepared from reacting with elemental sulfur with deuterated comonomers. The polymers described herein are chalcogenide hybrid inorganic organic polymers...
Published: 10/19/2024
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Updated: 7/18/2023
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Inventor(s): Dong-Chul Pyun, Robert Norwood, Jon Njardarson, Haziq Qureshi, Tristan Kleine, Kyle Carothers
Keywords(s):
Category(s): Technology Classifications > Materials > Polymers, Technology Classifications > Imaging & Optics > Sensors and Detection
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Dithiophosphoric Acid Monomers for Polymer Synthesis and Functionalization
This technology is a new polymer chemistry composed of –SH-P=S-function groups which can be made from elemental sulfur, white phosphorus, and cheap alcohols, providing a route for non-petroleum-based polymers from widely available raw materials. Functionalized polymers of a reaction product of a polymer including one or more olefins and a dithiophosphoric...
Published: 3/12/2024
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Updated: 1/24/2023
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Inventor(s): Dong-Chul Pyun, Jianhua Bao, Jon Njardarson
Keywords(s):
Category(s): Technology Classifications > Energy, Cleantech & Environmental > Petrochemical, Technology Classifications > Materials > Chemicals, Technology Classifications > Materials > Polymers
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