100% Polyester Yarn Chinese manufacturer polyester textured DDB yarn DTY 150D/48F 1H SD SIM
Polyester is an important variety of synthetic fiber and the trade name of polyester fiber in China. It is a fiber-forming polymer-Polyethylene Terephthalate (PET) made from purified terephthalic acid (PTA) or dimethyl terephthalate (DMT) and ethylene glycol (EG) through esterification or transesterification and polycondensation, and the fiber is made by spinning and post-treatment.