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Title: Anion exchange polymer electrolytes

Patent ·
OSTI ID:1183339

Anion exchange polymer electrolytes that include guanidinium functionalized polymers may be used as membranes and binders for electrocatalysts in preparation of anodes for electrochemical cells such as solid alkaline fuel cells.

Research Organization:
Los Alamos National Laboratory (LANL), Los Alamos, NM (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
AC52-06NA25396
Assignee:
Los Alamos National Security, LLC (Los Alamos, NM)
Patent Number(s):
9,048,480
Application Number:
13/584,183
OSTI ID:
1183339
Country of Publication:
United States
Language:
English

References (33)

Fluorocarbon anion exchangers and processes for their preparation patent April 1987
Novel anion-exchange membrane patent May 1990
Strongly alkaline anion exchange membranes and process for producing the same patent May 1998
Gas diffusion electrode for polymer electrolyte membrane fuel cells patent December 1999
Anion exchanger and process for producing anion exchange membrane patent August 2004
Anion exchange membrane, process for its production and solution treating apparatus patent July 2006
Anion-conducting polymer, composition, and membrane patent October 2008
Anion-conducting polymer, composition, and membrane patent September 2009
Anion-conducting polymer, composition, and membrane patent December 2010
Ionomer for alkaline fuel cell patent-application September 2012
Novel Hydroxide-Conducting Polyelectrolyte Composed of an Poly(arylene ether sulfone) Containing Pendant Quaternary Guanidinium Groups for Alkaline Fuel Cell Applications journal April 2010
A Novel Bisphenol Monomer with Grafting Capability and the Resulting Poly(arylene ether sulfone)s journal October 2006
Anion-exchange membranes with improved alkaline stability journal December 1990
Poly(phenylene)-Based Anion Exchange Membranes for Alkaline Fuel Cells journal January 2009
Synthesis of Soluble Poly(arylene ether sulfone) Ionomers with Pendant Quaternary Ammonium Groups for Anion Exchange Membranes journal November 2009
Prospects for Alkaline Anion-Exchange Membranes in Low Temperature Fuel Cells journal October 2004
Alkaline polymer electrolyte fuel cells completely free from noble metal catalysts journal December 2008
Poly(ethylene- co -tetrafluoroethylene)-Derived Radiation-Grafted Anion-Exchange Membrane with Properties Specifically Tailored for Application in Metal-Cation-Free Alkaline Polymer Electrolyte Fuel Cells journal May 2007
Transport Properties of Hydroxide and Proton Conducting Membranes journal April 2008
High-Performance Alkaline Polymer Electrolyte for Fuel Cell Applications journal January 2010
Anion Conductive Aromatic Ionomers Containing Fluorenyl Groups journal March 2010
Anion Exchange Membranes by Bromination of Benzylmethyl-Containing Poly(sulfone)s journal March 2010
Tunable High Performance Cross-Linked Alkaline Anion Exchange Membranes for Fuel Cell Applications journal March 2010
Mechanism of Tetraalkylammonium Headgroup Degradation in Alkaline Fuel Cell Membranes journal March 2008
A Soluble and Highly Conductive Ionomer for High-Performance Hydroxide Exchange Membrane Fuel Cells journal August 2009
Density Functional Theory Study of Degradation of Tetraalkylammonium Hydroxides journal June 2010
Comb-Shaped Poly(arylene ether sulfone)s as Proton Exchange Membranes journal March 2008
Crosslinked, epoxy-based anion conductive membranes for alkaline membrane fuel cells journal March 2010
Molecular structure and spectroscopic study of N,N-dimethylisoindoline-2-carboxamide – A new unsymmetrical urea obtained in one-pot synthesis journal April 2010
Characterization and use of anionic membranes for alkaline fuel cells journal October 2001
Aminated Perfluorosulfonic Acid Ionomers to Improve the Triple Phase Boundary Region in Anion-Exchange Membrane Fuel Cells journal January 2010
Formation and characterization of highly crosslinked anion-exchange membranes journal June 2003
Permselectivity between two anions in anion exchange membranes crosslinked with various diamines in electrodialysis journal June 1996

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