氯乙酸副产氯化氢生产高浓盐酸试剂运行总结  

Operation summary of producing high concentration hydrochloric acid by-product hydrogen chloride from chloroacetic acid

作　　者：王晓东 WANG Xiao-dong(China Pingmei Shenma Group Kaifeng Dongda Chemical Co.,Ltd.,Kaifeng 475001,China)

机构地区：[1]中国平煤神马集团开封东大化工有限公司,河南开封475001

出　　处：《中国氯碱》2020年第10期15-17,26,共4页China Chlor-Alkali

摘　　要：介绍了利用氯乙酸副产高纯度尾气氯化氢,在盐酸现有降膜吸收装置生产高纯盐酸的基础上,继续改进工艺技术探索生产37%盐酸试剂的工艺过程。Based on the production of high-purity tail gas hydrogen chloride from chloroacetic acid by-product and on the basis of the production of high-purity hydrochloric acid in the existing falling film absorption device of hydrochloric acid,the process of producing 37%hydrochloric acid is explored.

关 键 词：氯化氢含量≥37%盐酸试剂 尾气氯化氢 降膜膜吸收 石墨冷却器 浓度差 压力差 

分 类 号：TQ111.3[化学工程—无机化工]