An experimental investigation was carried out on the separation of 1,2-dihydroxypropane from 1,2-dihydroxypropane-aqueous solution by using vacuum membrane distillation.

• 利用自制的聚丙烯中空纤维膜,采用真空膜蒸馏法对1,2-丙二醇水溶液的分离进行了研究。