▎ 摘　　要

NOVELTY - A composite foam material comprises 15-30 %mass ethylene-vinyl acetate copolymer, 5-20 %mass ethylene-octene copolymer, 10-25 %mass polyolefin block copolymer, 5-15 %mass ethylene propylene diene monomer rubber, 15-40 %mass styrene-ethylene-butylene-styrene copolymer, 5-20 %mass filler, 0.1-3 %mass graphene, 0.5-1.5 %mass coupling agent, 0.5-1.5 %mass lubricant, 0.8-1.5 %mass metal oxide, 0.6-1 %mass cross-linking agent and 1.5-3.5 %mass foaming agent. USE - Composite foam material (claimed). ADVANTAGE - The lightweight composite foam material has excellent tear strength, bending resistance and mechanical property, and is soft. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for preparation of composite foam material.