DMAEMA阳离子合成工艺研究  

DMAEMA Cation Synthetic Technology Research

作　　者：路颖[1] 

机构地区：[1]青岛科技大学化工学院,山东青岛266042

出　　处：《山东化工》2016年第15期24-25,29,共3页Shandong Chemical Industry

摘　　要：甲基丙烯酰氧乙基三甲基氯化铵（简称DMC）是重要的阳离子合成单体,它的共聚物在水处理工业中具有重要应用,因此研究该单体的合成工艺对满足聚合物工业的需要具有重要意义。本论文采用甲基丙烯酸二甲氨基乙酯（简称DMAEMA）溶液与一氯甲烷气体反应,合成甲基丙烯酰氧乙基三甲基氯化铵（简称DMC）,研究了反应物温度、反应时间对产品质量和收率的影响,确定的合成工艺条件为：反应温度选择在70~80℃,反应时间在5~7 h。在较佳的工艺条件下产品的阳离子度81.02%。产品经于丙烯酰胺共聚证明各项指标合格,在水处理中的应用性能良好。Methyl isopropyl trimethylammonium chloride（hereinafter referred to as the DMC） is an important cationic copolymer was synthesized monomer,it in water treatment industry has important application,so the study of this monomer synthesis processes to meet the need of polymer industry has important significance.This paper adopts methylacrylic acid ethyl amide dimethyl（hereinafter referred to DMAEMA） solution and a chlorine gas methane,synthesis of methyl isopropyl trimethylammonium chloride（hereinafter referred to as the DMC）,pressure,temperature and time on the product quality and yield of the synthesis process,determine the conditions for：the reaction temperature selection in 70 ~ 80℃,CH3 Cl gas flow in8.5 ~ 78 k Pa,reaction time in 5 ~ 7h.In the process of better conditions for the product yield.81.02% degrees of cationic products.Products from acrylamide copolymerization and various indexes proves qualified application in water treatment.

关 键 词：DMC 季铵盐 工艺研究 

分 类 号：TQ113.7[化学工程—无机化工]