粉煤灰合成4沸石最佳工艺条件的研究  

The Optimum Transport Process of Synthesis of 4-zeolite with Coal Fly Ash

作　　者：魏志恒[1] 金兰淑[1] 曹卫星[1] 

机构地区：[1]沈阳农业大学土地与环境学院,辽宁沈阳110161

出　　处：《中国资源综合利用》2007年第5期9-11,25,共4页China Resources Comprehensive Utilization

摘　　要：研究了利用粉煤灰合成4沸石的工艺过程,通过正交试验考察了钠铝摩尔比、硅铝摩尔比、水钠摩尔比、晶化温度和晶化时间不同条件的变化对所合成样品钙交换能力的影响,选定了最佳工艺条件,合成的样品具有良好的钙离子交换能力和结晶度。The transport process of synthesis of 4A-zeohte with coal fly ash was studied and the effects of various conditions,such as NaEO/Al2O3 tool ratio,SiOE/Al2O3 tool ratio,H2O/Na2O tool ratio,crystallization time and temperature on the calcium exchanging capability of the product were investigated via orthogonal tests, the optimum transport process being selected,the product achieving a good exchanging capability calcium ion and crystallization degree.

关 键 词：粉煤灰 4A沸石 钙离子交换能力 

分 类 号：X773[环境科学与工程—环境工程]