武漢理工新能源開發的復合質子交換膜具有成本低、電導率和機械強度高、尺寸穩定性好和物理、化學耐久性優異的特點。已向國內外數家研究單位提供測試樣品，并得到了測試單位的好評。
The composite PEM developed by WUT New Energy Co., Ltd. possesses characters with cost efficiency, high electrical conductivity, good mechanical intensity, stabilized dimension, excellent physical & chemical duration. The sample’s performance have been tested by several authoritative institutions and companies in China and aboard, which got high evaluation among them.
|
性能Properties |
WUT PEMs |
Commercial PEM |
|
|
厚度 Thickness, (μm)(1) |
16.8 |
50.8 |
|
|
面密度 Basis Weight, (g/cm2)(1) |
24.5 |
100 |
|
|
物理特性 Physical Properties(1) |
拉伸強度 Tensile Strength, (Mpa) |
28.6(MD) 35.0(TD) |
32(MD) 32(TD) |
|
斷裂延伸率 Elongation to Break, (%) |
465 |
352 |
|
|
其它性能 Other Properties(1) |
離子交換能力 Ion-exchange capacity, (meq/g) |
0.7 |
0.92 |
|
透氣量 Hydrogen Crossover(2), (ml/min-m2) |
＜0.006 |
＜0.010 |
|
|
水合性 Hydrolytic Properties |
吸水率 water uptake, (%) |
4(23℃) |
5(23℃) |
|
15(100℃) |
50(100℃) |
||
|
溶脹率 Linear expansion, (%) |
4(23℃) |
10(23℃) |
|
|
6(100℃) |
15(100℃) |
||
|
電導性 Proton Conductivity(1) |
線方向 Through-plane, (S cm-1) |
0.065 |
- |
|
面方向 In-plane, (S cm-1) |
40 |
- |
|
測試條件：
（1） 環境溫度23℃，50%濕度條件下測試。
（2） 100%增濕，環境溫度23℃，50-psi背壓。
Test Conditions:
(1) Measurements taken with membrane conditioned to 23℃, 50%RH.
(2) Hydrogen crossover measured at 23℃, 100%RH and 50-psi delta pressure.