提纯氯乙烯精馏残液中1,1-二氯乙烷的研究

Purification of vinyl chloride rectification residual liquid in the research of 1,1-dichloroethane

通过分析和改进现有回收氯乙烯精馏残液的装置,对提纯其中的二氯乙烷,最大限度地回收其中的氯乙烯组分进行了技术改造,最终使二氯乙烷的有效浓度大幅度提高,高沸物的产品质量得到了提升,提高了经济效益,并对现有的组分进行初步氯化加成实验室试验,取得了基础数据,为进一步改进奠定了基础。

Through analyzing and improving existing recovery of vinyl chloride rectification residue liquid device to extract the dichloroethane,maximum recovery of vinyl chloride components, in the end make effective concentrations of dichloroethane increased significantly, the high boiling was improved the quality of the products, and increase the economic benefits. In preliminary chloride addition to existing components in the foundation for further improvement. order to further improve efficiency at the same time, lab tests, and some basic data is obtained, which laid