| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a non-aqueous electrolytic liquid secondary battery using spinel type lithium titanate for a negative electrode active material added with a carbon material, in which deterioration of a positive electrode is suppressed and a superior battery performance is developed. <P>SOLUTION: In the non-aqueous electrolytic secondary battery having a negative electrode active material using a spinel type lithium titanate as a main material, a carbon material having d002 value 0.335 nm or more and 0.340 nm or less and a bulk density less than 0.1 g/cm<SP>3</SP>is added. <P>COPYRIGHT: (C)2007,JPO&INPIT |
