▎ 摘　　要

NOVELTY - Preparation of graphene electrode plate material, comprises adding electrode plate active material, graphite and distilled water to dilute, and stirring; diluting mixed material into ball mill for preparing cabin; vacuumizing, keeping at constant temperature, ball milling, increasing speed, reducing speed, and rising speed process; and gear milling, dehydrating product, and drying composite electrode plate material. USE - Method for preparing graphene electrode plate material used in nickel zinc battery (claimed). ADVANTAGE - The method produces fast charging battery. It has high discharge rate, good deep discharge, long cycle service life, low cost and pure electric vehicle application requirements.