聚羧酸高效减水剂作为混凝土的化学外加剂,具有掺量低、减水率高等特点,一直受到国内外研究人员的关注。本文主要阐述了聚羧酸系减水剂的分类、最新研究现状以及对减水剂的展望。 As a chemical admixture of concrete, polycarboxylate superplasticizer has the characteristics of low dosage and high water reduction rate, and has been paid close attention by researchers at home and abroad. This article mainly expounds the classification of polycarboxylate superplasticizer, the latest research status and prospect of superplasticizer.