水酸化ニッケルの正極材料

摘要

A nickel hydroxide particle having a first active nickel hydroxide material and a second active nickel hydroxide material disposed about the first material, wherein the second active nickel hydroxide material has a mass at least 10% of the total particle mass. In a preferred embodiment of the invention the first active material and the second active material have a compositional difference of 1 to 25.