Chlorinated paraffin

Chlorinated paraffin (CAS 106232-86-4), also marketed as CPW and classified under Alkanes, C22-40, chloro, is a high-carbon-chain chlorinated wax.

Where is Chlorinated paraffin used?

• Plasticizer, flame retardant and lubricant additive
• PVC compounding: secondary plasticizer and flame retardant in cables, flooring and wall coverings
• Metalworking fluids: extreme-pressure additive in cutting and forming lubricants
• Rubber and sealants: flexibility and fire resistance in gaskets, roofing membranes and construction sealants
• Textile and leather finishing: flame-retardant treatment for industrial fabrics and upholstery
• Its long-chain structure suits processes demanding thermal stability and low volatility.

Commercial specifications

• Viscous liquid or waxy solid, depending on chlorine content and chain length
• Chlorine content typically specified by buyers
• Drum and IBC packaging for industrial volumes