Self-Humidifying PEM (SH-PEM-25)

Cat No:FCEM-0063

Description

A 25μm PFSA membrane with embedded hygroscopic nanoparticles (e.g., SiO2/ZrO2) for fuel cell operation under low relative humidity conditions.

Datasheet

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Basic Information

Polymer/Material Base	PFSA + SiO2/ZrO2
Ion Exchange Capacity (IEC)	1.10 meq/g
Ionic Conductivity (S/cm)	0.08 - 0.12 (at 30% RH)
Thickness (μm)	25 - 28
Tensile Strength (MPa)	45 - 65
Elongation at Break (%)	150 - 200
Water Uptake (%)	40 - 60
Swelling Ratio (%)	< 12
Max Operating Temp (°C)	100
Chemical Stability (Fenton’s Test)	High
Density (g/cm³)	2.02
Ash Content (%)	< 2.0
Volatile Content (%)	< 1.5
EW (Equivalent Weight)	950 - 1050
Glass Transition Temp (Tg)	155
Storage Humidity (%)	30 - 60
Storage Temp (°C)	15 - 30
Solubility in Polar Solvents	Insoluble
Ionic Resistance (Ω·cm²)	0.08
Dimensional Stability (%)	< 8
Thermal Stability (TGA)	> 300°C
Flammability Rating	UL94 V-0
Surface Roughness (Ra)	< 0.4 μm

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