| abstract |
The present invention relates to a lithium ion battery using a spinel type LiMn 2 O 4 to which a Ni-based positive electrode active material is added as a positive electrode active material, and more specifically, LiNi 1-xy Co x A y O 2-z B z (A = Mg , Al, Ga, Zr, Ti, B = S, BO 3 , F, x = 0-0.3, y = 0-0.1, z = 0-0.1 ), Li [Ni x Co 1-2x Mn x ] O 2 Regarding a lithium ion battery having a spinel type LiMn 2 O 4 containing at least one Ni-based positive electrode active material selected from the group consisting of (x = 0-0.5) as a positive electrode active material, lithium manganese oxide without conventional nickel oxide addition Compared to the lithium ion battery manufactured by using a long life and high rate discharge characteristics and thermal stability there is an advantage excellent.n n n n Lithium ion battery, positive electrode active material, nickel, lithium secondary battery |