某天然片沸石的改性研究  

Research on Modification of Natural Heulandite

作　　者：于福家[1] 王泽红[1] 陶士杰[1] 

机构地区：[1]东北大学资源与土木工程学院,辽宁沈阳110819

出　　处：《非金属矿》2012年第2期18-20,共3页Non-Metallic Mines

基　　金：国家自然科学基金资助项目(50974032);教育部留学回国基金资助(20101174-1)

摘　　要：采用典型的酸、碱、盐,利用离子交换的方法对天然片沸石进行了改性,研究了活化改性条件对沸石改性效果的影响,探讨了NaOH改性天然沸石的机理。结果表明,天然片沸石改性后,吸附性能和离子交换性能得到进一步改善,对重金属离子的吸附能力显著提高。In this paper,an ion exchange method was conducted to modify nature heulandite using classic acid,alkali and salt.The effects of activation modification conditions on the results of zeolite modification were studied,and the mechanism of nature zeolite modification was also discussed.The results showed that the adsorption performance and ion exchange performance of modified natural zeolite were furtherly improved and the adsorption ability of modified natural zeolite on heavy metal ions was greatly increased.

关 键 词：天然沸石 改性 吸附 重金属离子 

分 类 号：TD424.23[矿业工程—矿山机电]