Cross-linked Sulfonated PEEK (C-SPEEK)

Cat No:FCEM-0062

Description

A cross-linked hydrocarbon membrane that significantly reduces swelling and methanol crossover compared to standard SPEEK electrolytes.

Datasheet

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Basic Information

Polymer/Material Base	Cross-linked S-PEEK
Ion Exchange Capacity (IEC)	1.4 - 1.8 meq/g
Ionic Conductivity (S/cm)	0.06 - 0.09 (at 80°C)
Thickness (μm)	40 - 45
Tensile Strength (MPa)	65 - 85
Elongation at Break (%)	20 - 45
Water Uptake (%)	25 - 40
Swelling Ratio (%)	< 8
Max Operating Temp (°C)	140
Chemical Stability (Fenton’s Test)	Enhanced
Density (g/cm³)	1.48
Ash Content (%)	< 0.10
Volatile Content (%)	< 1.2
EW (Equivalent Weight)	600 - 750
Glass Transition Temp (Tg)	205
Storage Humidity (%)	40 - 55
Storage Temp (°C)	15 - 25
Solubility in Polar Solvents	Insoluble
Ionic Resistance (Ω·cm²)	0.12
Dimensional Stability (%)	< 5
Thermal Stability (TGA)	> 290°C
Flammability Rating	V-0
Surface Roughness (Ra)	< 0.7 μm

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