Sulfonated Polyether Ether Ketone Membrane (S-PEEK)

Cat No:FCEM-0006

Description

An alternative low-cost electrolyte for fuel cells with high thermal stability and moderate proton conductivity for stationary power systems.

Datasheet

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Basic Information

Polymer/Material Base	Sulfonated PEEK
Ion Exchange Capacity (IEC)	1.2 - 2.0 meq/g
Ionic Conductivity (S/cm)	0.05 - 0.08 (at 80°C)
Thickness (μm)	40 - 60
Tensile Strength (MPa)	45 - 65
Elongation at Break (%)	50 - 80
Water Uptake (%)	40 - 60
Swelling Ratio (%)	< 20
Max Operating Temp (°C)	120
Chemical Stability (Fenton’s Test)	Moderate
Density (g/cm³)	1.45
Ash Content (%)	< 0.15
Volatile Content (%)	< 1.5
EW (Equivalent Weight)	700 - 1000
Glass Transition Temp (Tg)	180
Storage Humidity (%)	40 - 55
Storage Temp (°C)	15 - 30
Solubility in Polar Solvents	Soluble in DMSO
Ionic Resistance (Ω·cm²)	0.1
Dimensional Stability (%)	< 15
Thermal Stability (TGA)	> 250°C
Flammability Rating	V-1
Surface Roughness (Ra)	< 0.6 μm

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