The influence of sulphonated naphthalene formaldehyde condensates(FDN),polycarboxylic series(SR3),aminosulfonic acid-based series(AS) on rheology of sulphoaluminate cement(SAC) paste is investigated.

• 研究了萘系、氨基磺酸盐系和聚羧酸系高效减水剂与硫铝酸盐水泥的相容性问题。利用缓凝剂有效控制了硫铝酸盐水泥的凝结时间;