Non-aqueous rechargeable battery for vehicles

摘要

A non-aqueous rechargeable battery for a vehicle contains a positive electrode, which has a positive electrode active material having a capacity of 120 mAh/g or larger; and a negative electrode, which has a negative electrode active material having a capacity of 280 mAh/g or larger and a reversible rate of the capacity of 80% or more, wherein a ratio of a positive electrode capacity to a negative electrode capacity is set to 0.6 to 0.9. The non-aqueous rechargeable battery has a light weight and a high energy density.