▎ 摘 要
NOVELTY - Preparation of graphene oxide by petroleum coke comprises chemically oxidizing petroleum coke, sulfuric acid and acidified potassium permanganate to obtain petroleum coke-based graphite oxide, carrying out intercalation and stripping. USE - Method for preparing graphene oxide by petroleum coke. ADVANTAGE - The method can produce low cost, high yield and multifunctional petroleum graphene oxide.