PBT (polybutylene terephthalate) fiber
PBT (polybutylene terephthalate) fiber is a new polyester fiber developed in recent years, it has many excellent properties, such as good processability, good dyeability, high colour fastness,soft handle of its fabric. Garments made of it can flex with human body's move, which make consumers feel very comfortable. The elasticity of PBT fiber is between that of nylon and polyurethane fiber. At certain scope, it can replace polyurethane fiber, its resistance to chemical corrosion and aging is better than that of polyamide fiber and its price is only that one quarter of polyurethane fiber.