目的：评估阳离子高分子聚合物聚乙烯亚胺(PEI)的潜在抗真菌活性。
AIM: To evaluate the potential fungicidal activity of a cationic polymer polyethylenimine (PEI).
二甲基二烯丙基氯化铵（DMDAAC）与丙烯酰胺（AM）的共聚物作为一种水溶性阳离子高分子聚合物广泛用于各种水处理。
The copolymer of dimethyldiallylammonium chloride (DMDAAC)with acrylamide(AM) as a water soluble cationic macromolecular polymer is widely used in water treatment.
综述了阳离子高分子聚合物的种类、性能及合成方法；介绍了阳离子高分子聚合物在造纸工业中的应用、研究现状及其发展趋势。
The variety, properties and synthetic methods of cationic polymers were reviewed in this paper. Also, their application, research progress and development in paper-making industry were introduced.
国外阳离子型聚丙烯酰胺的产量占聚丙烯酰胺产品的50%以上，该产品是水处理及造纸行业中用途最广泛的高分子聚合物之一。
Cationic - type polyacrylamide is one of the polymers which have the widest USES in water treatment and paper making industries, whose capacity is over 50% of polyacrylamide products abroad.
国外阳离子型聚丙烯酰胺的产量占聚丙烯酰胺产品的50%以上，该产品是水处理及造纸行业中用途最广泛的高分子聚合物之一。
Cationic - type polyacrylamide is one of the polymers which have the widest USES in water treatment and paper making industries, whose capacity is over 50% of polyacrylamide products abroad.
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