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Nafion is a
brand name for a
sulfonated tetrafluoroethylene based fluoropolymer-copolymer
discovered in the late 1960s by Dr.
Walther Grot of DuPont. Nafion...
- of
materials such as
perfluorosulfonic acid (PFSA, sold
commercially as
Nafion and Aquivion),
which minimize gas
crossover and
short circuiting of the...
-
commercially available PEM
materials is the
fluoropolymer (PFSA)
Nafion, a
DuPont product.
While Nafion is an
ionomer with a
perfluorinated backbone like Teflon...
-
perfluoroalkoxy alkanes do the same with
trifluoromethoxy groups, and
Nafion contains perfluoroether side
chains capped with
sulfonic acid groups. Other...
- elastomers.
Common examples of
ionomers include polystyrene sulfonate,
Nafion and Hycar.
Usually ionomer synthesis consists of two
steps – the introduction...
-
around a
conductive path to the cathode. The most
commonly used
Nafion PEMs are
Nafion XL, 112, 115, 117, and 1110. The
electrodes are heat
pressed onto...
- pollutant. p-Toluenesulfonic acid, a
widely used
reagent in
organic synthesis.
Nafion, a
polymeric sulfonic acid
useful in fuel cells.
Sodium dodecylbenzenesulfonate...
-
industrial fluoropolymer resins and
derivatives including Freon, Teflon, Viton,
Nafion,
ECCtreme ECA and Krytox); and
Chemical Solutions (cyanide,
sulfuric acid...
-
perfluorooctanoic acid,
byproducts of
production of the
fluoropolymer Nafion; and
intermediates used to make
other fluoropolymers (e.g. PPVE, PEVE and...
-
cathode contamination.Nanoporous
membranes are also 11
times cheaper than
Nafion (
Nafion-117, $0.22/cm2 vs. polycarbonate, <$0.02/cm2). PEM
membranes can be...