7 patents
Utility
Hydrogen-evolving Electrodes, Membrane Electrode Assemblies and Electrolyzers Based Thereon and Methods of Fabrication Thereof
14 Dec 23
Aspects of the invention provide novel cathodes to be employed with membranes that can operate in ionomer membrane-based electrolyzer cells between at least 50- and 95-degrees C.
Ian Kendrick, Ryan Pavlicek, Emory Sayre De Castro
Filed: 25 May 23
Utility
Ternary Catalysts for Oxygen Evolution Reactions
7 Dec 23
Aspects of the invention provide ternary catalysts for oxygen evolution reactions comprised of Ni, Fe, and a third metal X, where X comprises any of Co, Zn, Al, Mn, or Cr.
Ian Kendrick, Sanjeev Mukerjee
Filed: 3 Jun 23
Utility
Hydrogen Evolution Reaction Catalysts, Electrodes and Electrolyzers Based Thereon and Methods of Fabrication Thereof
2 Nov 23
The invention provides, in some aspects, methods for fabricating an electrode comprising a nickel/molybdenum (NiMo) hydrogen evolution reaction catalyst on a carbon support, e.g., for use as a cathode in an electrolyzer.
Ian M. Kendrick, Sanjeev Mukerjee
Filed: 29 Apr 23
Utility
Well Defined Quaternary Ammonium Functionalized Quaterphenylene Polymer Derivatives for Low and High Temperature Polymer Electrolyte Membrane Fuel Cells
28 Sep 23
The invention relates to the development of quaterphenylene polymer derivatives with synthetic methodologies towards controllable and integer degree of functionalization on the quaterphenylene polymer backbone with specific number of side phenyl groups and monovalent hydrocarbon groups terminated by a functional group consisting of quaternary ammonium groups resulting to precise IEC, water uptake and anionic conductivity without batch-to-batch variations and compatible with industrial manufacturing processes for use as membranes or ionomers in low temperature and high temperature polymer electrolyte membrane fuel cells.
Christos L. Chochos, Panagiotis Bexis, Konstantinos Gournas, George Paloumbis, Vasilis Gregoriou
Filed: 25 Mar 22
Utility
Electrode Structures for Membrane Electrode Assemblies Operating Greater Than 8OºC
28 Sep 23
Aspects of the invention provide novel electrodes to be employed with membranes that can operate in fuel cell mode between at least 80- and 240-degrees C.
Ryan Pavlicek, Cynthia Lemay Olson, Amariah Condon, George Paloumbis, Emory Sayre De Castro
Filed: 25 Mar 22
Utility
Membrane Fabrication of Quaternary Ammonium Functionalized Polyphenylene Polymers by Green Sustainable Organic Solvents
21 Sep 23
The invention relates to the fabrication of membranes based on polyphenylene-based polymers—and more particularly, for example, quaternary ammonium functionalized polyphenylene-based polymers—utilizing a class of green sustainable organic solvents, such as cyclic ketones, by casting or coating for use in high temperature polymer electrolyte membrane fuel cells or water electrolyzers.
Christos L. Chochos, George Paloumbis, Cynthia Lemay Olson
Filed: 21 Mar 22
Utility
Thermally stable conductive polymers for electrochemical gas sensor applications
27 Sep 22
Aromatic polymers exhibiting thermal stability and conductivity upon imbibement into an acid are disclosed for electrochemical gas sensor applications.
Emory Sayre De Castro, Christos L. Chochos, Nora Gourdoupi, Vasilis G. Gregoriou, George Paloumbis
Filed: 25 Feb 19
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