Lithium secondary battery
OwnerSatoshi Goto, Kaoru Inoueinventors
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Abstract
The lithium secondary battery obtained by the present invention is a lithium secondary battery provided with a nonaqueous electrolyte and electrode body 80 having a positive electrode and a negative electrode, wherein a positive electrode 10 has a structure having a positive electrode active material layer 14 which contains a positive electrode active material 16, and which is supported on a positive electrode collector 12, the total pore volume within the positive electrode active material layer 14 is within a range of 0.13 cm3/g to 0.15 cm3/g, and 75% or more of the total pore volume is formed of pores 18 with a diameter of 0.3 μm or less.
Claims4
A lithium secondary battery provided with a nonaqueous electrolyte solution and an electrode body having a positive electrode and a negative electrode, wherein
- the positive electrode has a structure having a positive electrode active material layer which contains a positive electrode active material, and which is supported on a positive electrode collector, and wherein
- the positive electrode active material layer is pressed to implement adjustment such that the layer exhibits a mixture density that allows the total pore volume within the positive electrode active material layer is to be in a range of 0.13 cm3/g to 0.15 cm3/g, and 75% or more of the total pore volume to be formed of pores with a diameter of 0.3 μm or less.
Dependencies are inferred from the claim text.