共沸精馏法提纯三聚乙醛母液效果分析研究  

Study on Purification of Paraldehyde Liquor by Azeotropic distillation method

作　　者：沈超颖[1] 

机构地区：[1]江苏省徐州医药高等职业学校,江苏徐州221116

出　　处：《辽宁化工》2015年第11期1311-1312,1315,共3页Liaoning Chemical Industry

摘　　要：以气相色谱与质谱联用仪对三聚乙醛母液和其共沸精馏产物进行分析研究,为共沸精馏效果提供了详实准确的分析数据。分析结果表明,通过共沸精馏,可得到含量超过99%的高纯度三聚乙醛产品,能够直接作为产品出售,可给企业带来直接收益。Paraldehyde liquor and its azeotropic distillation products were analyzed and studied by gas chromatography and mass spectrometry,which could provide accurate analysis data for the azeotropic distillation. Analysis results show that,by the azeotropic distillation, the product with high purity of more than 99% can be obtained.

关 键 词：三聚乙醛 精馏 气相色谱与质谱联用 

分 类 号：TQ028[化学工程]