ALLOY POWDER FOR ELECTRODES, NEGATIVE ELECTRODE FOR NICKEL-METAL HYDRIDE STORAGE BATTERIES USING SAME, AND NICKEL-METAL HYDRIDE STORAGE BATTERY

摘要

This alloy powder for electrodes is composed of first hydrogen storage alloy particles, each of which has a spherical core portion, and non-spherical second hydrogen storage alloy particles. The first hydrogen storage alloy has an average particle diameter of 50 μm or less. The content of the first hydrogen storage alloy is less than 30% by volume.