APAM

Preparation of Dry-strength Agent via Grafting Cationic Starch with APAM of Narrow Molecular Weight Distribution

阳离子淀粉接枝窄相对分子质量阴离子聚丙烯酰胺制备干增强剂

Synthesis of APAM by inverse suspension and adding alkali for hydrolysis polymerization

反相悬浮法碱水解合成阴离子型聚丙烯酰胺

The APAM with expected average molecular weight was obtained easily by copolymerization using a novel inducing system .

研究开发出一种新型引发系统，可以较准确地聚合所希望的平均相对分子质量大小的APAM。

Retention aid APAM and cationic PAE were simultaneously applied to the cotton pulp .

并采用阴离子聚丙烯酰胺（APAM）作助留剂和阳离子改性PAE同时应用于棉浆抄纸。

The purpose of this thesis is to develop new synthesis technology that can produce APAM with good dissolving capacity and high molecular weight .

因此，本文主要致力于研制分子量更高、性能更为优异的APAM。

Because of it 's excellent performance and low cost , anion polyacrylamide ( APAM ) are widely used in the domain of water treatment .

阴离子聚丙烯酰胺类絮凝剂（APAM）以其优异的性能和低廉的成本而得到了广泛应用。

Two types of amphiprotic high-molecular coagulants ie APAM and CGAAC were successfully synthesized by large molecule modification process .

通过大分子改性的方法，合成了两种两性高分子絮凝剂APAM和CGAAC。

Dry-strength improvements of various pulp furnish with different molecular weight , substitution degree , dosage of APAM and other additives were studied .

本文研究了不同APAM的分子量、取代度、用量和其它添加剂对几种纸浆增强的影响。

The relation between molecular weight of APAM and its paper strengthening ability can be found by comparing the strengthening effect of five products on hardwood pulp , wheat straw pulp and waste paper pulp .

用红外光谱和GPC对APAM进行了结构表征，并分别将这5个级分的APAM用于阔叶木浆、麦草浆和废纸浆的纸张增强，得出APAM分子质量与其提高纸张强度性能的关系。

The drilling waste water has also been treated with FeCl 3 as co-flocculation accelerator by our products to test their performance assisted by inorganic co-flocculator . The results show the effect order as follows : PHP > APAM > CPAM > PAM .

以钻井废水为处理对象，选用FeCl3为无机混凝剂，研究了各种产品与无机混凝剂复配使用时的性能，结果表明，其效果是：PHP>APAM>CPAM>PAM。

The wet strength of the cotton pulp can reach 39.8 % , folding endurance is 3435 ( double times ) and breaking length is 7.43 km when the dosage of EA / WEP / PAE is 1.0 % and the retention aid APAM is 0.3 % .

当改性PAE用量为1.0%，助留剂APAM加入量0.3%（相对绝干浆料），浆料pH值7~8时，成纸的湿强度可达39.8%，耐折度达3435次，裂断长达7.43km。