【摘要】 介绍了商品砂浆中常用的一些表面活性剂;在分析表面活性剂结构与性能的基础上,综述了减水剂、引气剂在商品砂浆中的应用现状和作用机理;重点综述了聚羧酸高效减水剂的性能特点、合成方法、分子结构设计以及国内外研究进展,提出一些亟待深入研究的问题及对今后发展方向的建议。更多还原

【Abstract】 Applications of some surfactants in commercial mortar were briefed.Based upon the structure and performance of the surfactants,the application and action mechanism of superplasticiser and air entraining admixture in commercial mortar were introduced.Performances,synthesis methods,design of molecule structure and research progress of polycarboxylate type superplasticiser were focused.Some urgent problems to be resolved and trends of development in this field were put forward.更多还原