▎ 摘　　要

NOVELTY - A graphite alkenyl compound air electrode catalyst comprises graphene and cobaltous hydroxide (3.2-15 mu g/cm2). USE - Graphite alkenyl compound air electrode catalyst. ADVANTAGE - The graphite alkenyl compound air electrode catalyst efficiently converts chemical energy into electrical energy. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for preparation of graphite alkenyl compound air electrode catalyst, which involves depositing cobalt on the surface of graphene film.