Phosphazenium-based ionomers and methods of making them are disclosed. The ionomers are useful in making membranes for fuel cells and other devices that benefit from extremely base-stable membranes. The polymers (ionomers) contain repeating units of formula:
in which all of R
1
, R
2
, W, Y and Z are hydrocarbon.
本发明公开了基于
磷氮阳离子的离子聚合物及其制备方法。这些离子聚合物可用于制造燃料电池和其他需要极其碱稳定膜的设备的膜。聚合物(离子聚合物)包含如下公式的重复单元:其中R1、R2、W、Y和Z都是碳氢化合物。