Nafion is a brand name for a sulfonated tetrafluoroethylene based fluoropolymer-copolymer synthesized in 1962 by Dr. Donald J. Connolly at the DuPont Experimental Station in Wilmington Delaware (U.S. Patent 3,282,875).

For more than 50 years, Nafion™ membranes and dispersions have provided critical applications with unparalleled performance and durability. Today, the Nafion™ portfolio provides leading-edge solutions that create production and process improvements, ensure superior performance standards, & allow manufacturers to pursue new markets.

Nafion™ Membranes, Dispersions, and Resins Ion Exchange Materials Enabling Innovation. The Nafion™ portfolio of membranes, dispersions, and resins provides leading-edge solutions for energy storage, fuel cells, hydrogen production, and ultra-high purity chemical production.

Widely used in electrochemical cells, they function as cation-conducting solid electrolytes. Nafion™ membranes come in a variety of grades and embody different properties, allowing designers and engineers to match membranes to their specific application needs.

Perma Pure’s Nafion™ polymer is often referred the wonder material for its unique ability to transfer moisture from one side of the membrane to the other. This transfer occurs as a first order kinetic reaction making it highly selective. The Nafion™ polymer was …

Nafion is a polymer electrolyte membrane material giving polymer electrolyte membrane fuel cells (PEMFC)s, their name. It is undoubtly the most successful and widely-used polymeric proton conductor for low-temperature fuel cells (Mauritz and Moore, 2004).

Technology that enables today’s most demanding applications. NafionTM membranes are made from ion exchange polymers. The perfluorinated polymer provides chemical and thermal stability similar to that of TeflonTM fluoropolymer resin.

Mar 22, 2024 · NAFION excels in fuel cells due to its high proton conductivity, chemical stability, and mechanical durability. NAFION, a remarkable polymer crafted by the Chemours Company, earns widespread acclaim for its exceptional properties and …

Nafion™ polymer is used to fabricate ion-exchange membranes used to produce chlorine gas and lye (sodium hydroxide) by the electrolysis of salt water. Nafion™ polymer is used to selectively dry or to humidify gases.

Known for durability and performance, Nafion™ materials are the choice solution when designing systems or processes that require ion exchange materials. Nafion™ materials are engineered to excel across a wide range of challenging operating …

Nafion™ ion exchange membranes, dispersions, and resins play a vital role in three transformative clean energy industry areas that address these challenges: fuel cells, hydrogen production, and energy storage.

Nafion is produced by copolymerization of a perfluorinated vinyl ether co-monomer with tetrafluoroethylene (Teflon). Below we present the chemical formula of Nafion [1]: The Teflon moiety is essentially hydrophobic, while the sulfonic SO 3 H groups exhibit hydrophilic properties.

Nafion® is a sulfonated tetrafluorethylene copolymer discovered in the late 1960s by Walther Grot of DuPont de Nemours. It is the first of a class of synthetic polymers with ionic properties which are called ionomers .

Nafion, a perfluorosulfonic acid proton exchange membrane (PEM), has been widely used in direct methanol fuel cells (DMFCs) to serve as a proton carrier, methanol barrier, and separator for the anode and cathode.

Learn how Nafion™ polymer dispersions enhance thin films and coating formulations for fuel cell membranes and a variety of electrochemical applications.

Nafion membranes, used widely in METs, are the standard proton exchange membranes (PEMs) in chemical fuel cells. They are used in the latter as solid electrolytes to transport cations selectively and as effective internal separators between the anode and cathode chambers.

Electrochemical Impedance Spectroscopy (EIS) and Pulsed-field gradient nuclear magnetic resonance (PFG-NMR) investigations indicated that an anisotropic morphology could be achieved when a Nafion 117 membrane was forced to expand …

Nafion™ ion-exchange membranes are at the forefront of clean energy innovation. From hydrogen fuel cells to advanced recycling, our sustainable solutions support a circular economy and reduce environmental impact.

Nafion is a perfluorosulfonic acid (PFSA) polymer developed by DuPont in 1966.1 The cation transport properties of Nafion are central to its use in diverse applications.

Learn why engineers and designers specify Nafion™ PEMS for their fuel cells because of their thickness, conductivity, strength, and chemical durability.