粉煤灰基地聚合物若干关键问题研究综述

Review of Fundamental Researches on Fly Ash Based Geopolymer

作为一种新型可持续发展材料,粉煤灰基地聚合物具有优异的工程技术性能、突出的节能环保优势和巨大的市场潜力,成为当前研究的热点和前沿。本文针对粉煤灰基地聚合物若干关键问题综述了国内外研究现状,分析其地聚合反应机理与模型、地聚合反应过程的影响因素、水的作用、生成产物微观形貌与结构,以及其混凝土界面过渡区的状态。

As a sort of new sustainable material,fly ash base geopolymer has became a hot research frontier for its excellent engineering performances,outstanding eco-friendly characteristics and broad market prospects. In the present paper,several fundamental researches,both domestic and overseas,on fly ash based geopolymer,including the mechanism and modeling of geo-polymerization,the influencing factors and the role of water during geo-polymerizing process,the micro morphology and micro structure of reaction products,as well as the status of concrete interfacial transition zone, were reviewed and discussed in detail.