Fire retardant for fabrics, comprising melamine coated ammonium polyphosphate

摘要

Preferably the fire retardant comprises ammonium polyphosphate coated with a melamine formaldehyde resin in an aqueous suspension. Preferably the composition also contains an acrylic binder, a benzalkonium salt preservative, a glycerine humectant, and xanthan gum and colloidal magnesium/lithium silicate thickeners. Preferably the fabric is heated after the composition has been applied. The composition is used to coat upholstery fabrics including curtains, awnings, window blinds, carpets, rugs, chair covers and sofa covers, especially those comprising cellulose base fibres, in particular cotton.