制备胺基离子交换纤维的反应条件优化研究
Gongneng Cailiao/Journal of Functional Materials(2012)
Abstract
以聚丙烯接枝苯乙烯纤维为原料,采用乙酰化及胺基化两步法反应,制备多胺基离子交换纤维。研究了反应时间和温度、催化剂及乙酰氯用量对乙酰化反应条件的影响。利用正交实验法研究了胺酰摩尔比、胺醛摩尔比、胺酸摩尔比及反应时间对胺化反应影响。所制备的胺基纤维对Cu^2+吸附容量可达2.00mmol/g。
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Key words
Acetylation,Amination,Amino ion exchange fiber,Polypropylene grafted styrene fiber,Synthesis
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