▎ 摘　　要

NOVELTY - A lithium-modified graphene doped manganese lithium cathode material comprises 55 pts. wt. graphene oxide, 35 pts. wt. lithium manganese component, 45 pts. wt. lithium iron nitrate solution, 25 pts. wt. flake graphite, and 3 pts. wt. adhesive material. USE - Lithium-modified graphene doped manganese lithium cathode material. ADVANTAGE - The material improves automatic discharge circuit of the whole battery, realizes lithium battery prolongs storage time, with no charge and longer storage time. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is also included for a method for preparing lithium-modified graphene doped manganese lithium cathode material.