| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a lithium battery having high safety, a long shelf life, and excellent heavy current characteristics. <P>SOLUTION: In this lithium battery equipped with electrolyte using ionic liquid containing an organic cation expressed by formula 1, (in the formula, R, R' are 1-4C alkyl groups, and R'' is halogen or an 1-3C alkyl group), a material expressed by M<SP>a+</SP>X<SP>a-</SP>(M is a metal ion, X is an anion, and (a) is the number of electrons), and reduced to M in a discharge reaction is used as a positive electrode active material. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
