▎ 摘　　要

NOVELTY - A plugging layer composite material preparing method involves preparing graphene oxide and titanium sulfate solution, mixing the prepared solution and molding the mixture to obtain a finished product. USE - Method for preparing plugging layer composite material that is utilized for manufacturing rechargeable battery electrode. ADVANTAGE - The method enables preparing plugging layer composite material with better electric conductivity and light catalytic performance and high reusable performance and stability in a simple and convenient manner.