In other words, the polymer electrolytes of the present invention are characterized in that they contain a polymer material having {HEAD ~ a ketonic carbonyl group} wherein {TAIL ~ the ratio} of the weight of the ketonic carbonyl group relative to the weight of the polymer material is 15 wt % to 50 wt % 
In other words , the polymer electrolytes of the present invention are characterized in that they contain a polymer material having { HEAD ~ a ketonic carbonyl group } wherein { TAIL ~ the ratio } of the weight of the ketonic carbonyl group relative to the weight of the polymer material is 15 wt % to 50 wt %
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH