It proposed that considerations on retarding time, slump loss and cement kinds are important for retarding plasticizer matching.
提出配置缓凝型减水剂应综合考虑缓凝时间要求、坍落度损失和水泥品种。
2
The performance of water reducing and slump-lossretarding of polycarboxylatetype superplasticizers was determined by the monomer types which had different constitution and functional groups.