一种低回弹抗裂环保混凝土速凝剂及其制备方法
本发明公开了一种低回弹抗裂环保混凝土速凝剂及其制备方法,属于建筑材料外加剂技术领域。速凝剂包括改性甲酸根钙铝酸盐晶种、十二钙七铝酸盐、无水石膏、氢氧化钙、硅灰和粉体分散组分;改性甲酸根钙铝酸盐晶种通过硅烷偶联桥接使依克多因稳定固定于甲酸根钙铝酸盐水化晶相晶种表面,形成无机晶种核心、硅烷偶联桥接层和依克多因功能层,有利于改善晶种分散稳定性和异相成核作用。
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