通过对不同龄期的硬化水泥石进行XRD、SEM和孔隙率测定,研究了含β环糊精(β-CD)侧基的聚羧酸减水剂(MPC)对硬化水泥石水化产物种类、数量及其微观结构的影响.XRD结果表明,MPC能明显地促进后期水化产物氢氧化钙(CH)的生成.SEM和孔隙率结果说明,MPC可使水泥石的结构更加紧密匀质、孔隙更加微小.混凝土强度的测定结果表明,MPC可使混凝土7和28d的强度发展更具有优势.
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