Nafion

基本解释

Nafion, however, can be expensive and it allows some methanol to seep through, which wastes fuel.
然而，Nafion很昂贵而且能渗透过去一些甲醇，造成燃料的浪费。
One of the most commonly used sorts is made of Nafion, a polymer developed by DuPont from a variation of Teflon.
最常使用的一种膜是用Nafion制造的，这种大分子聚合物是杜邦公司从Teflon的一个变种开发出来的。
When Dr Hammond coated a Nafion membrane in this way it became less permeable to methanol but kept its ability to transport protons.
当Hammond博士用这种方法给Nafion膜做涂层，它对甲醇的渗透性降低了但保持了输送质子的能力。