| 摘要 |
PROBLEM TO BE SOLVED: To provide a preservation method of a polyether without formation of a crosslinked substance in order to produce a solid electrolyte film, in high productivity, having excellent mechanical strength, even if a thin film, and flexibility. SOLUTION: This method comprises preserving the polyether in a sealed container in the presence of oxygen of 0.0007-1.63 pts.wt. based on the polyether of 100 pts.wt. COPYRIGHT: (C)2004,JPO&NCIPI |
