The finishing of flame-retardant fabrics can meet the requirements of different flame-retardant degrees and is the most widely used flame-retardant method.
The finishing of flame-retardant fabrics generally requires that the flame-retardant particles are fine, easy to penetrate into the fiber, and have strong binding force to the fiber, as little as possible to affect the strength, feel and color of the fabric, and have no adverse effects on other additives. It can be used in the existing equipment of the printing and dyeing factory Fire-retardant finishing on the surface. Commonly used methods are: dipping and drying method, padding and baking method, organic solvent method, coating method and spray method.
The coating method is a finishing method in which the flame retardant is mixed into the resin, and the flame retardant is fixed on the fabric by the adhesion of the resin. According to the realization mode, it can be subdivided into: scraper method, pouring method, and calendering method.
There are two methods for spraying, one is manual spraying, and the other is continuous spraying. The manual spray method is generally used in the final process for thick curtains, large carpets and other textile needle-punched products that cannot be finished with ordinary equipment; the continuous spray method is used for fabrics with fluffy, patterned, tufted or piled surfaces, that is, It is not suitable for the use of padding and drying fabrics.