| abstract |
The present invention is a polymer electrolyte containing a polymer material and an electrolyte salt, or a polymer material and a solvent and an electrolyte salt, wherein 66.7 to 100% by weight of the polymer material is 50 to 99 mol% of an ethylenically unsaturated compound and 1 to 50 carbon monoxide. The polymer electrolyte is a mol% copolymer.n n n n Polyelectrolytes, electrochemical devices |