High performance concrete is a good example of the application of high performance cement-based materials. Superplasticizer has played the vital roles in the high performance of concrete.
2
本文介绍JM PC A (I)聚羧酸系高效减水剂的化学结构、作用机理、性能特点及其高性能混凝土的应用。
Chemical structure, mechanism, performance characteristics of JM-PCA (I) carboxylic high range water reducing agent and its application in high performance concrete are presented.
3
通过缓凝三元复合制成缓凝高效减水剂,延长初凝时间至20 小时以上,并且对混凝土后期强度无副作用。
Mix with setretarder could make compound dispersants setretarder superplasticizer which could extend initial setting time up to 20h and no negative effect on late compressive strength.