首页> 外文期刊>Journal of Applied Polymer Science >Low-Phosphorus Maleic Acid and Sodium q-styrenesulfonate Copolymer as Calcium Carbonate Scale Inhibitor
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Low-Phosphorus Maleic Acid and Sodium q-styrenesulfonate Copolymer as Calcium Carbonate Scale Inhibitor

机译:低磷马来酸和q-苯乙烯磺酸钠共聚物作为碳酸钙水垢抑制剂

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摘要

In this article, a multifunctional and environment-friendly agent for industry circulation cooling water, maleic acid and sodium q-styrenesulfonate copolymer containing low-phosphorus was synthesized in aqueous solution with hypophosphorous acid/hydrogen peroxide as redox initiators. The effects of monomer feed ratio, temperature, dose of hypophosphorous acid, and drop speed of hydrogen peroxide on calcium carbonate inhibition were investigated, and the experimental conditions were optimized using orthogonal method. The composition and structure of the copolymer were analyzed by enery-dispersive X-ray analysis, fourier transform infrared spectroscopy, and nuclear magnetic resonance spectroscopy. The results of the static scale inhibition tests showed that the copolymer was effective in inhibiting the formation of calcium carbonate scale. The calcium carbonate precipitates formed in the static tests were examined by scanning electronic microscopy and X-ray diffraction spectra. The results indicate that in the presence of the copolymer the calcium carbonate precipitate is the mixture of calcite and vaterite that could be stabilized kinetically in the presence of the copolymer.
机译:本文以次磷酸/过氧化氢为氧化还原引发剂,在水溶液中合成了一种多功能,环境友好的工业循环冷却水,马来酸和含低磷的q-苯乙烯磺酸钠共聚物。研究了单体进料比,温度,次磷酸用量,过氧化氢滴速对碳酸钙抑制的影响,并采用正交试验法优化了实验条件。共聚物的组成和结构通过烯属分散X射线分析,傅立叶变换红外光谱和核磁共振光谱分析。静态水垢抑制试验的结果表明,该共聚物可有效抑制碳酸钙水垢的形成。通过扫描电子显微镜和X射线衍射光谱检查在静态测试中形成的碳酸钙沉淀物。结果表明,在共聚物存在下,碳酸钙沉淀是方解石和球v石的混合物,在共聚物存在下可以动态地稳定。

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