Anion Exchange Membranes

X37 Most Popular!

$255.00

ligand: TMIM
Typical IEC: 1.2
pH: 2-14
Resistivity in 1M KOH: 0.1Ω-cm2
Resistivity in 0.01M KHCO3: 0.3Ω-cm2
  • Standard for CO2 electrolysis
  • Standard for AEM waer electrolysis
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B22T NEW FOR BATTERIES!

$363.00

ligand: TMIM
Typical IEC: 0.6
pH: 2-14
Resistivity in 1M KOH: 2.1Ω-cm2
Resistivity in 0.01M KHCO3: 6.0Ω-cm2
  • reduced swelling
  • reduced metal crossover
  • Teflon reinforced for durability
  • Recommended for Batteries
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E30T New for batteries!

$363.00

ligand: TMA
Typical IEC: 0.9
pH: 2-11
Resistivity in 1M KOH: 1.1 Ω-cm2
Resistivity in 0.01M KHCO3: 8.0 Ω-cm2
  • reduced swelling
  • reduced metal crossover
  • Teflon reinforced for durability
  • Recommended for Batteries
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E28T new for batteries!

$363.00

ligand: MPIP
Typical IEC: 0.7
pH: 2-14
Resistivity in 1M KOH: 3.7Ω-cm2
Resistivity in 0.01M KHCO3: 5.0 Ω-cm2
  • reduced swelling
  • reduced metal crossover
  • Teflon reinforced for durability
  • Recommended for Batteries
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X37-60

$255.00

ligand: TMIM
Typical IEC: 1.2
pH: 2-14
Resistivity in 1M KOH: 0.1Ω-cm2
Resistivity in 0.01M KHCO3: 0.3Ω-cm2
  • Standard for CO2 electrolysis
  • Standard for AEM waer electrolysis
  • Reduced plasticizer
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X37T

$474.00

ligand: TMIM
Typical IEC: 1.2
pH: 2-13
Resistivity in 1M KOH: 0.2Ω-cm2
Resistivity in 0.01M KHCO3: 0.3Ω-cm2
  • Teflon reinforced for durability
  • Recommended for electrolyzers
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X37FA

$255.00

ligand: TMIM
Typical IEC: 1
pH: 2-14
Resistivity in 1M KOH: 0.15Ω-cm2
Resistivity in 0.01M KHCO3: 1.0Ω-cm2


  • Reduced Swelling
  • Recommended for electrolyzers

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X37TZ

N/A

ligand: TMIM
Typical IEC: 1.2
pH: 2-13
Resistivity in 1M KOH: 0.2Ω-cm2
Resistivity in 0.01M KHCO3: 0.3Ω-cm2
  • Teflon reinforced for durability
  • Zirconium oxide nanoparticles for greater compression strength
  • Recommended for electrolyzers
Can't decide? Try our Sustainion® Six Sample Kit to find your best fit!
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Sustainion® In Smaller/Bigger Sizes than A4 size is also available.
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Performance of Sustainion® Anion Exchange Membranes

Under alkaline conditions, Sustainion® anion axchange membranes have highest conductivity and lowest ASR of any commercial alkaline exchange membrane

Membrane ASR in 1 M KOH, 60 °C pH Range
Sustainion® 37-50 0.045 Ω-cm2 2-14
Nafion 115 0.52 Ω-cm2 0-13
Fumasep FAPQ-375 0.83 Ω-cm2 0-11
AMI-7001 2.0 Ω-cm2 0-10
PBI 8.3 Ω-cm2 2-10
Neosepta ACN >50 Ω-cm2 0-8
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Conductivity of Sustainion X37 as a function of temperature in various supporting electrolytes

Sustainion® 37 membranes outperform the competition

The effects of membrane on the linear sweep voltammogram taken with an alkaline water electrolyzer with a FeNiO4 anode catalyst and a FeNiCo cathode catalyst in 1 M KOH at 60 °C.
 

The effect of membrane on an alkaline water electrolyzer with a FeNiO4 anode catalyst and A FeNiCo cathode catalyst in 1 M KOH at 60 °C at a constant current of 1 A/cm2. The fumasep membrane failed after 200 hours.

CO2 Electrolysis

A constant current run (200 mA/cm2) of a room temperature CO2 electrolyzer with a Sustainion® 37-50 membrane and Sustainion® A9 ionomer in the cathode catalyst layer.

H2O Electrolysis

A constant current run (1000 mA/cm2 ) of a 60 °C alkaline water electrolyzer with a Sustainion® 37-50 membrane and a NiFeO4 anode catalyst and a NiFeCo cathode catalyst.