2.4-二甲氧基溴苯精馏提纯工艺研究  

Study on distillation and purification of 2.4-dimethoxy bromobenzene

作　　者：史晓妮 王彦 杨建超 SHI Xiao-ni;WANG Yan;YANG Jian-chao(Shanxi Ruike New Material Co.,Ltd.,Baoji 721013,China)

机构地区：[1]陕西瑞科新材料股份有限公司,陕西宝鸡721013

出　　处：《聚酯工业》2022年第3期24-26,共3页Polyester Industry

摘　　要：采用真空间歇精馏技术对含有原料的2.4-二甲氧基溴苯进行了精馏分离研究,通过调整精馏温度、压力、塔梯度及回流比,确定了适宜的操作温度范围和操作方式,并得到了合格的产品及稳定的收率。The separation of 2.4-dimethoxy bromobenzene containing raw materials by vacuum batch distillation was studied.By adjusting the distillation temperature,pressure,column gradient and reflux ratio,the suitable operating temperature range and operating mode were determined,and the qualified product and stable yield were obtained.

关 键 词：精馏 提纯 真空 

分 类 号：TQ242.1[化学工程—有机化工] TQ028.31