What is a Dimethyl Terephthalate (DMT)?

Dimethyl Terephthalate (DMT) is an organic compound with the chemical formula C₈H₆O₄, and is the methyl ester of terephthalic acid. Dimethyl terephthalate is widely used as an intermediate in the production of polyesters, particularly polyethylene terephthalate (PET), which is used in products such as plastic bottles, fibers, and filaments.
Dimethyl terephthalate is synthesized by an esterification reaction between terephthalic acid and methanol. The manufacturing process involves the esterification reaction to introduce a methyl group, followed by a polycondensation reaction to produce polyethylene terephthalate (PET).

Additionally, dimethyl terephthalate is chemically stable, has high heat resistance, and is a colorless liquid with a faint aroma. It is widely used in the textile and plastic industries and is also utilized in the production of eco-friendly, recyclable polyester materials.

※Includes information on some trading companies