聚丙烯酰胺作分散剂从粉煤灰中制备纳米氢氧化铝  

Preparation of nano-aluminium hydroxide from fly-ash by using polyacrylamide as dispersant

作　　者：桂强[1] 方荣利[1] 阳勇福[1] 

机构地区：[1]西南科技大学,绵阳621010

出　　处：《化工新型材料》2004年第1期19-21,共3页New Chemical Materials

基　　金：国家创新基金项目 (0 3C2 62 1 51 0 0 2 4 0 )

摘　　要：利用粉煤灰得到NaAlO2 溶液 ,以聚丙烯酰胺作分散剂 ,采用碳化法制备氢氧化铝粉体 ;研究了聚丙烯酰胺处理方式与用量、NaAlO2 浓度、碳化反应温度等因素的影响 ,得到纯度为 99 9% ,平均粒度为 6The sodium aluminate solution was made from fly ash.Using polyacrylamide as dispersant,aluminium hydroxide powders were prepared by carbonation.The influences of processing mode and volume of polyacrylamide,concentration of NaA1O 2,carbonating temperature and so on,were studied.The result show the purity of the aluminium hydroxide is 99 9% and the average diameter is 60nm.

关 键 词：聚丙烯酰胺 分散剂 粉煤灰 纳米材料 氢氧化铝 

分 类 号：TQ13[化学工程—无机化工]