Chlorinated paraffin is an organic substance, a chlorinated derivative of paraffin hydrocarbons. It has the advantages of low volatility, flame retardancy, good electrical insulation, and low price. It can be used as a flame retardant and auxiliary plasticizer for PVC. It is widely used in the production of cable materials, floor materials, hoses, artificial leather, rubber and other products. As well as additives used in polyurethane waterproof coatings, polyurethane plastic runways, lubricants, etc.