| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a nonaqueous electrolyte secondary battery exhibiting high output characteristics under a low-temperature environment, relating to a lithium-ion secondary battery using lithium manganese composite oxide as a positive electrode active material and lithium titanium composite oxide as a negative electrode active material. <P>SOLUTION: The nonaqueous electrolyte secondary battery has the positive electrode active material containing lithium manganese composite oxide containing lithium and manganese as constituent elements, has the negative electrode active material containing lithium titanium composite oxide containing lithium and titanium as constituent elements, and has a separator containing inorganic particles. <P>COPYRIGHT: (C)2009,JPO&INPIT |
