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Inverse microemulsion polymerization of DMDAAC and AM
Author(s): Jiang Wei
Pages: 19-
21
Year: 2008
Issue:
1
Journal: CHEMICAL TECHNOLOGY MARKET
Keyword: 二甲基二烯丙基氯化铵; 丙烯酰胺; 反相乳液聚合;
Abstract: 本文以二甲基二烯丙基氯化铵(DMDAAC)和丙烯酰胺(AM)为单体,Span-60和Tween-80为复合乳化剂,二甲苯为连续相,采用反相乳液聚合方法,在氧化还原引发体系下,制备了AM/DMDAAC阳离子型共聚物P(AM-DMDAAC).结果表明,在35℃下,运用HLB值法得出复合乳化剂HLB值在5~8时,能形成稳定可聚合的乳液体系.从反相乳液聚合的机理出发,优化反应条件,阳离子度质量分数为33%的共聚物特性粘数可达0.89 L/g.
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