Flame Retardant

This Flame Retardant website is brought to you courtesy of Special Materials Company a leading Organophosphorus Flame Retardants supplier.

General Information

Special Materials Company produces several popular phosphorus based flame retardants for textiles. Our Tetrakis Hydroxymethyl Phosphonium Sulfate (THPS), THPS Urea Precondesate (THPS-UPC), Tetrakis Hydroxymethyl Phosphonium Chloride (THPC) and THPC Urea Precondesate (THPC-UPC) are the durable flame retardants of choice for cotton workwear.

Our SMC 688 and SMC 688-T are cyclic phosphonates, the durable flame retardants of choice for polyester and polyester blended fabrics.

We also offer a variety of phosphorus derivatives that are used in the textile industry. These include

  • Polyphosphoric Acid
  • Dimethyl Methyl Phosphonate, DMMP
  • Tributoxyethyl Phosphate, TBEP
  • Triethyl Phosphate
  • Ammonium Polyphosphate, APP

    SMC also sources other products for customers at their request. Contact us to help you with technical advice, product sourcing, and superior products


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