4. Composite transition metal oxide-based precursor according to claim 3, characterized in,
Average particle diameter of primary particles of the platy or acicular form 0.01-0.8 µm range, exists within a lot of pores on the surface or structure,
The secondary particles have an average particle size D50 to 3-30 μm of the range.
primary particles
Average particle diameter
0.01-0.8 µm
µm
The secondary particles
average particle size D50
3-30 μm
μm