| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an ionic polymer capable of contributing to excellent ion conductivity as a constituent material of a solid electrolyte for a lithium ion secondary battery. <P>SOLUTION: In this ionic polymer containing a repeating unit comprising an aliphatic hydrocarbon and a repeating unit having a sulfonimide group, the sulfonimide group in the repeating unit having the sulfonimide group is represented by following formula (1): (1) -SO<SB POS="POST">2</SB>N(M)SO<SB POS="POST">2</SB>R<SP POS="POST">1</SP>, äin the formula, R<SP POS="POST">1</SP>is a group selected from a group comprising a fluorine atom, a 1-8C alkyl group and a fluoroalkyl group; and M is a proton or lithium ion}. <P>COPYRIGHT: (C)2012,JPO&INPIT |
