Polyester is a category of Polymers that mainly comprises of Polyethylene Terephthalate (PET). Polyester is a synthetic polymer made from PTA and MEG. Polyester Yarn is the main products in the polyester category. Almost 40% of the World production of Polyester is directly used to make Polyester yarn. Polyester yarn is made by direct spinning of PTA & MEG. It is also made by spinning PET Chips which is also a bi-product made from PTA & MEG. Some of the World’s Largest PTA producers are British Petroleum, Reliance,
The main use of Polyester has been in the Textiles field for making Polyester yarns. Polyester in different forms is used widely in Textile application to make polyester resin and Filament yarn such as Partially Oriented Yarn (POY), Draw Textured yarn (DTY), Fully Draw Yarn (FDY), Polyester Staple Fiber (PSF), Polyester Spun Yarn (PSY), technical yarn, tire cord and mono-filaments. Polyester yarn is also used in making packaging applications like polyester film, insulation tapes, strapping and several other daily use items. Polyester filament yarns is used in knitting & weaving to make polyester fabrics such as consumer fabrics & home furnishing like curtains, bed sheets, bed spreads and draperies. Similarly Polyester high tenacity Industrial yarns can be used to make ropes, conveyor belts, safety belts & tire fabric. Polyester Staple Fibre is mainly used as fibre fills to stuff pillows, cushion, sofa & beddings.