A mixture of cyclic diesters derived from lactic acid and in cases a mixture of a racemate of dilactide may be produced in several different processes. In some instances, the process can thereby start from the corresponding alpha-hydroxycarboxylic acids, the corresponding cyclic diesters or oligomers of the corresponding alpha-hydroxycarboxylic acids.
一种由
乳酸衍生的环状二酯混合物,有时也包括二
乳酸酯的混合物,可以通过几种不同的过程生产。在某些情况下,该过程可以从相应的α-羟基
羧酸、相应的环状二酯或相应的α-羟基
羧酸低聚物开始。