Availability: In stockWHAT IS PET? it is an acronym for polyethylene terephthalate, which is a long-chain polymer belonging to the generic family of polyesters. PET is formed from the intermediates, terephthalic acid (TPA) and ethylene glycol (EG), which are both derived from oil feedstock. There are other polyesters based on different intermediates but all are formed by a polymerization reaction between an acid & an alcohol. Aquah Group #1 PET & Plastics Manufacturer in EGYPT.