以黄原胶和韦兰胶为模板,在CaCl2-Na2CO3体系中调控合成CaCO3晶体.利用电导率法研究了黄原胶与韦兰胶模板与Ca2+之间的相互作用,同时研究了黄原胶和韦兰胶的浓度以及结晶时间对CaCO3晶体结构及形貌的影响.分别用X射线衍射(XRD)、扫描电镜(SEM)对CaCO3晶体的晶型和形貌进行了表征.结果表明,黄原胶和韦兰胶调控下得到的CaCO3晶体是方解石和球霰石的混合体.韦兰胶溶液中得到了球形产物,黄原胶溶液中得到球状和花状产物.随着结晶时间的延长,球霰石不断向方解石转变.
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