Phosphate esters have a wide range of application fields and the industry development trend is improving.

　 Phosphate ester, also known as orthophosphate, refers to a compound in which the hydrogen atoms of the hydroxyl group in the phosphoric acid molecule are partially or completely replaced by alkyl or aryl groups. Phosphate ester is one of the ester derivatives of phosphoric acid. According to the number of substituted hydrocarbon groups, it…