减缩剂作为一种新型的化学外加剂,在改善水泥基材料的收缩开裂性能方面作用显著。对减缩剂在国内外的研究现状及发展趋势进行了综合阐述,并对比分析了减缩剂对水泥基材料各方面性能的影响。
As a new kind chemical admixture, shrinkage reducing admixture ( SRA ) improves the shrinkage and cracking performance greatly. The research present condition and developing trend were introduced, and the influence of SRA on cement-based materials was analyzed based on the research results of author.