| 摘要 |
PROBLEM TO BE SOLVED: To provide a solid electrolyte for a lithium ion battery with high conductivity.SOLUTION: In a nanofiber composed of a polymer material, the polymer material contains a lithium ion, has components (A) and (B), and is selected from a group comprising a polyethylene oxide polymer having an ethylene oxide unit in the main chain and its copolymer, a graft polymer having a polyethylene oxide unit as a side chain graft structure, and a blend of the polyethylene oxide polymer and a polymer of a different kind aiming at shape stabilization, (A) having a repeating unit including the ethylene oxide unit in the main chain or/and in the side chain of an aliphatic or aromatic polymer, and (B) containing a lithium salt or a lithium ion which interacts with the ethylene oxide unit.SELECTED DRAWING: None |
