4. The Li-Ni composite oxide particles according to any one of claims 1 to 3, wherein the Li-Ni composite oxide particles have an average particle diameter of 1 to 20µm and a BET specific surface area of 0.1 to 1.6 m2/g.
Li-Ni composite oxide particles
average particle diameter
1 to 20µm
µm
Li-Ni composite oxide particles
BET specific surface
0.1 to 1.6 m2/g
m2/g