▎ 摘　　要

NOVELTY - The utility model claims a filter cotton for pollution prevention, comprising a filter cotton main body; the top part of the filter cotton main body is provided with a first adhesive layer; the top part of the first adhesive layer is provided with an anti-ultraviolet layer; the anti-ultraviolet layer comprises a graphene fibre layer; a wood fibre layer and a polyvinyl alcohol fibre layer; the top part of the anti-ultraviolet layer is provided with a second adhesive layer; the top part of the second adhesive layer is provided with a flame retardant layer; the inner cavity of the flame retardant layer is provided with a through hole. The utility model through the filter cotton main body, the first adhesive layer, anti-ultraviolet layer, graphene fibre layer, wood fibre layer, polyvinyl alcohol fibre layer, the second adhesive layer; inflaming retarding layer and opening are matched to use, reaching the advantages of good anti-ultraviolet effect; it solves the problem that the existing pollution control filter cotton has bad anti-ultraviolet effect when using, often filter cotton long time drying will make the filter cotton broken, so that the filter cotton service life is reduced, so it is not convenient for the problem of people.