以马来酸酐(MA)、丙烯酸(AA)、丙烯酰胺(AM)和2-丙烯酰胺2甲基丙磺酸(AMPS)为原料,通过自由基溶液共聚合法,合成了MA/AA/AM/AMPS四元共聚物阻垢剂.红外光谱(FT-IR)结果表明共聚物分子链上同时含有羧酸基、酰胺基和磺酸基等基团;扫描电镜(SEM)分析表明MA/AA/AM/AMPS抑制了碳酸钙和硫酸钙垢的生长.探讨了共聚物用量、钙离子浓度、体系pH值和温度对MA/AA/AM/AMPS阻碳酸钙和硫酸钙垢的影响.结果表明,合成产物对碳酸钙和硫酸钙具有优良的阻垢性能,且适用于高温循环水处理.
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