Proton Exchange Membrane for Hydrogen Fuel Cell Pem Membrane

• Customization: Available
• Customized: Yes
• Transport Package: Single
• Model NO.: T-N301
• Specification: 1 square meters
• Trademark: Thinkru
• Origin: China

Product Description

EPTFE (expanded polytetrafluoroethylene) microporous reinforcing material was added to the traditional proton exchange membrane,
which has the characteristics of high strength, high conductivity and low ion permeability.
 

PropertiesofNEPEM®PFSAmembranes.

1.ThicknessandBasisWeightProperties

MembraneType	Thickness(microns)	Weight(g/m2)
T-N-3010	10	19.6
T-N-3015	15	29.5
T-N-211	25	50
T-N-212	51	102.0

2.PhysicalandOtherProperties

PhysicalandOther Properties	IndexParameters					TestMethod
	T-N-3010		T-N-3015		T-N-211/ T-212
TensileTest (23°C,50%RH)	MD	TD	MD	TD	/
TensileStrength(Max., MPa)	45	38	40	35	30	ASTMD882
TensileModulu(MPa)	480	400	400	350	400	ASTMD882
Elongationatbreak(%)	175	150	190	170	150/180	ASTMD882
SpecificGravity	1.97		1.97		1.98	-

OtherProperties

Conductivity3(S/cm	0.095	0.134	0.100	GB/T 20042.3-200 9
HydrogenCrossover 3 (ml/min·cm2)	<0.010	<0.010	< 0.015/0.010	GB/T 20042.3-200 9
HydrogenCrossover Current 4,(mA/cm2)	<2.0	<2.0	/	KeRun

3.HydrolyticProperties

HydrolyticProperties	IndexParameters					TestMethod
WaterContent 5(%)	10.0±3.0		10.0±3.0		5.0±3.0	ASTMD570
WaterUptake 6(%)	50.0±5.0		50.0±5.0		50.0±5.0	ASTMD570
ThicknessChange,%increase
from 50%RH,23°Ctowater soaked,23°C	10		15		10	ASTMD756
from50%RH,23°Ctowater soaked,100°C	30		40		30	ASTMD756
Linearexpansion,%increase
	MD	TD	MD	TD	/

from50%RH,23°Ctowater soaked,23°C	3	4	3	5	4	ASTMD75
from50%RH,23°Ctowater soaked,100°C	5	2	10	5	20	ASTMD756

1Measurementstakenwithmembraneconditionedto23°C,50%RH.

2Conductivitymeasurementsa23°C,100%RH.

3Hydrogencrossovermeasuredat23°C,100%RH.

4HydrogencrossoverCurrentmeasuredinMEAonH2,80°C,fullyhumidifiedgases.

5Watercontentofmembraneconditionedto23°Cand50%RH(dryweightbasis).

6Wateruptakefrom drymembranetoconditionedinwaterat100°Cfor1hour(dry

weightbasis)