以Mg-Al类水滑石为前体,制备了疏水的十二烷基磺酸插层类水滑石(DSO-LDHs),对其结构进行了光学显微镜、XRD和红外光谱表征.结果表明,十二烷基磺酸钠成功插入到Mg-Al类水滑石层间.DSO-LDHs作为触变材料应用于4％烟嘧磺隆油悬浮剂时,流变学研究结果表明,农药颗粒通过静电作用附着在DSO-LDHs特殊的薄片层结构中.随着DSO-LDHs添加量的增加,油悬浮体系呈正触变性,且体系的屈服值增大,而析油率下降.
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