Research progress in flame retarding methods of polyurethane materials

As one kind of stable performance of materials,polyurethane foam(PUF)is widely used in each domain of industrial production.Polyurethane foam flame retardant methods can be divided into reactive flame retardant,non-reactive flame retardant,cooperative flame retardant,flame retardant impregnation,the introduction of flame retardant structure method.This article has outlined the flame retarding methods of polyurethane foam,The new frontiers of various flame retarding methods are reviewed.The prospect of research for the flame retarding methods of polyurethane foam is introduced.