Polyvinyl chloride (PVC) color is slightly yellow translucent shape, luster. Poor transparency than polyethylene, polypropylene, polystyrene, along with the different dosage of additives, can be divided into soft and hard polyvinyl chloride (PVC), soft soft, tough, feels sticky, hard ware of the hardness is higher than that of low density polyethylene, and the below pp, can appear in the inflectional bleaching phenomenon. Common products: plate, pipe, soles, toys, doors and Windows, electrical, skins, stationery, etc. Is a kind of the use of a chlorine atom instead of a hydrogen atom in the polyethylene polymer materials