| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an inexpensive solid polymer electrolyte film having a low methanol permeability and high proton conductivity, capable of keeping sufficient strength. <P>SOLUTION: The solid polymer electrolyte film is composed of polymers having repeating units containing a mesogenic group and an ion dissociation group by 10 mol.% in one molecule. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
