聚羧酸高性能减水剂优化研究  

Research on Optimization of Polycarboxylic Acid Water Reducing Agent

作　　者：李才杰 LI Cai-jie(China Railway Construction Port Aviation Bureau Group Co.,Ltd.,Guangzhou 511442,China)

机构地区：[1]中国铁建港航局集团有限公司,广州511442

出　　处：《价值工程》2024年第19期76-78,共3页Value Engineering

摘　　要：目前我国配制混凝土使用的外加剂种类繁多,聚羧酸高性能减水剂因其具有低掺量、高减水率、节约成本、高工作性能及适用范围广等优点,在我国各大型工程项目得到使用。随着机制砂混凝土与石屑混凝土出现,对聚羧酸高性能减水剂的要求越来越高,配制适用工程需求的石屑混凝土迫不及待,聚羧酸高性能减水剂作为配制石屑混凝土的主要材料之一,其性能优化研究值得我们去开展。Currently,there are various types of admixtures used in the preparation of concrete in China.Polycarboxylic acid high-performance water reducing agents are used in various large-scale engineering projects in China due to their advantages of low dosage,high water reduction rate,cost savings,high workability,and wide applicability.With the emergence of machine-made sand concrete and stone chip concrete,the demand for polycarboxylate high-performance water reducing agents is increasing.It is urgent to prepare stone chip concrete that is suitable for engineering needs.As one of the main materials for preparing stone chip concrete,polycarboxylate high-performance water reducing agents are worth conducting research on optimizing the performance of polycarboxylate high-performance water reducing agents.

关 键 词：聚羧酸高性能减水剂 优化研究 坍落度损失 

分 类 号：TU528.042.2[建筑科学—建筑技术科学]