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两性聚丙烯酸类助洗剂的合成与分散性能
引用本文:孙宾,王靖天.两性聚丙烯酸类助洗剂的合成与分散性能[J].印染助剂,2001,18(3):4-6.
作者姓名:孙宾  王靖天
作者单位:1. 东华大学材料学院
2. 雅运纺织化工有限公司
摘    要:用溶液聚合法、按自由基机理制备丙烯酸-丙烯酰胺共聚物,再通过Mannich反应进行改性,得到两必聚丙烯酸类水 高分子物。通过分散力的测定及研究表明,在阴离子型丙烯酸-丙烯酰胺共聚物中引入阳离子基团,其分散性能得到较大提高;并随分子链中阴、阳离子基团含量的增加,分散性能增强;特性粘度为180-550mL/g时,分散性能随相对分子质量的增加而增强。

关 键 词:助洗剂  分散性能  聚丙烯酸  合成  共聚物
文章编号:1004-0439(2001)03-0004-03
修稿时间:2000年12月18

Synthesis and Application of U.V. Absorber UV - 9
SUN Bin,WANG Jing_tian.Synthesis and Application of U.V. Absorber UV - 9[J].Textile Auxiliaries,2001,18(3):4-6.
Authors:SUN Bin  WANG Jing_tian
Affiliation:SUN Bin1,WANG Jing_tian2
Abstract:Based on free radical polymerization mechanism, acrylic acid/ acrylic amide copolymer was prepared by solution polymerization process. Then the resultant product was modified through Mannich reaction, thus obtaining amphoteric polyacrylic acid based water soluble polymeric compound. Dispersibility testing and study of it showed that introduction of the cationic group into anionic acrylic acid/ acrylic amide copolymer enhanced its dispersibility remarkably. And dispersibility increased with the increase of cationic and anionic group in the molecular chain and relative molecular weight. Its intrinsic viscosity:550ml/ g.
Keywords:detergeucy promoter  dispersibitity  polyacrylic acid
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