The multilayer composite environmentally friendly flame retardant insulation web article

The present invention discloses an environmentally friendly flame retardant insulation web article having a multilayer composite structure, the environmentally friendly flame retardant insulation web article of materials A and B superimposed alternating composite, wherein the weight of material A parts matching component: PVC: 100 parts, environmental plasticizer: 10 25 parts filler: 25 50 parts, flame smoke suppressants: 3 10.5 parts of additives:???? 10 17 parts; parts by weight of the material B ratio of component: PVC: 100 parts, environmental plasticizer:? 20 45 parts filler:? 20 45 parts, flame smoke suppressants:? 3 10.5 parts of a foaming agent, and modifier:? 0.5, 5 parts of additives:? 6.8 10.6 parts. The present invention provides a high sound insulation having a low density, fire-retardant, non-toxic and environmentally friendly, toughness, strength, dry construction method, small footprint, it does not hinder the advantages of interior decorative effects an insulation volume material articles and methods.