Ply A measure of the number of individual yarns twisted together to produce the finished carpet yarn. For example, a two-ply yarn means that each tuft consists of two yarns twisted together. Plied yarns must be heatset to prevent untwisting under traffic. A synthetic fiber, usually produced with staple fiber and spun yarns, that is used in some carpet fiber. Polymer Polymers are large chemical molecules from which synthetic fibers are made.
Polymers are complex, chain-like molecules made by uniting simpler molecules called monomers.
Post-dyed Carpet that has been dyed in its tufted form. Post-dyed means the carpet rather than the yarn has been dyed. Printing methods include flatbed screen printing, rotary screen printing, and modern computer-programmed jet injection printing. Producer-colored pigment Color introduced into nylon fiber at the nylon manufacturing stage. E.I. du Pont de Nemours and Company.