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合成了丙烯酰乙二胺盐酸盐及其聚合物聚丙烯酰乙二胺盐酸盐,并通过红外光谱(FT-IR)和核磁共振(1 H-NMR)对单体及聚合物进行了结构表征,考察了温度对聚丙烯酰乙二胺盐酸盐水溶液的特性黏数和pH值的影响.实验结果表明,在20℃~60℃的范围内聚丙烯酰乙二胺盐酸盐溶液的特性黏数符合Fouss经验式.当温度从20℃升至60℃时,特性黏数从28.49 dL/g降低至15.77 dL/g.温度从30℃升至55℃时,聚丙烯酰乙二胺盐酸盐溶液的pH降低了0.35.

参考文献

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