3-Propanediol is the main raw material of PTT fiber and the industry has high technical barriers.

1,3-Propanediol (PDO), also known as 1,3-dihydroxypropane, has a chemical formula of C3H8O2 and is an important chemical raw material. 1,3-Propanediol appears as a colorless, transparent and viscous liquid with no special odor. It is easily soluble in ether, ethanol and water, and has extremely high solubility. 1,3-Propanediol has a wide range of applications, including medicine,…