초록

A process for imparting an intumescent, water repellent, fire retardant finish to fabrics comprising applying to the fabric an aqueous dispersion and drying same.

대표청구항 ▼

A process for imparting an intumescent, water repellent, fire retardant finish to fabrics, which comprises applying to the fabric an aqueous dispersion of: a. 5.9-20 percent by weight of a substantially water insoluble ammonium polyphosphate catalyst, b. 2.6-10 percent by weight of a carbonific, c.

A process for imparting an intumescent, water repellent, fire retardant finish to fabrics, which comprises applying to the fabric an aqueous dispersion of: a. 5.9-20 percent by weight of a substantially water insoluble ammonium polyphosphate catalyst, b. 2.6-10 percent by weight of a carbonific, c. 2-6 percent by weight of a blowing agent selected from the group consisting of dicyanidiamide, urea, melamine or guanidine, d. 10-20 percent by weight of an emulsion containing a chlorinated paraffin, a lower temperature blowing agent, e. 2-12 percent by weight of viscous, water insoluble liquid solution containing 10 percent by weight of a water repellent selected from the group consisting of lead stearate, aluminum acetate, aluminum silicate and hydrocarbon waxes, 10 percent by weight of a fire-retardant selected from the group consisting of zinc borate, antimony oxide, stannic oxide and zinc oxide, 50 percent by weight of a binder, and 30 percent by weight of a solvent vehicle, and f. 32-75.5 percent by weight of water; and then drying said dispersion on said fabric.