▎ 摘　　要

NOVELTY - Composition for periodic damping comprises graphene, polyurethane, graphene oxide and reduced graphene oxide. USE - Composition for periodic damping. ADVANTAGE - The composition for periodic damping has high damping efficiency, equivalent attenuation performance and excellent market competitiveness. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for a vibration diminution agent, which comprises a vibrational body and a viscous-elastic layer containing composition for periodic damping.