标题:
有机膨润土的制备及其结构表征Study on the Preparation and Structure Characterization of Organobentonites
作者:
薛永丽
关键字:
膨润土, 有机改性, 结构表征Bentonite, Organic Modification, Structural Characterization
期刊名称:
《Material Sciences》, Vol.6 No.6, 2016-11-09
摘要:
本文利用十六烷基三甲基溴化铵(CTAB)对辽宁黑山的Na-膨润土进行有机改性，并利用XRD、FTIR和TG等手段对有机膨润土的结构进行表征。结果表明：CTAB有效地插层进入了膨润土的层状结构中，增大了片层间距且具有良好的疏水性，从而拓宽了膨润土的应用领域。
This paper is based on the use of artificial Na-bentonite as raw material, cetrimonium bromide (CTAB) as modifier of Na-base bentonite for organic modification. The structure and properties of the Na-bentonites and organobentonites are characterized by means of XRD, FTIR and TG. The results showed that CTAB effectively entered layered structure of bentonite, increasing the layer spacing and providing with a good hydrophobicity, which widened application fields of Na-bentonite.