Cationic polymers of polyacrylamides (BM Series) were prepared and used as flotation agents for oilfield waste water treatment.

用合成方法研制了聚丙烯酰胺阳离子型聚合物系列(BM系列)，将其用作油田污水净化浮选剂。

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A new method for preparing polyacrylamides of different molecular weight ranges by regulating and precipitating polymerization is described.

本文描述了一种用调节沉淀聚合法制备不同分子量聚丙烯酰胺的新方法。

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As to the aqueous solution of partially hydrolyzed polyacrylamides (HPAM), the instantaneous flow rate distribution is calculated, and the distribution curves are plotted.

以部分水解聚丙烯酰胺(HPAM)水溶液为例，对这种流量分布进行了数值计算，绘制了瞬时流量分布曲线。

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