地聚合物原材料及其固化方式研究综述  

A review of research on geopolymer raw materials and their curing methods

作　　者：季晓丽[1,2] 钟世云 郝庆凯[2] JI Xiaoli;ZHONG Shiyun;HAO Qingkai(School of Materials Science and Engineering,Tongji University,Shanghai 201804,China;Shanghai Liyang Road Reinforcement Technology Co.Ltd.,Shanghai 201599,China)

机构地区：[1]同济大学材料科学与工程学院,上海201804 [2]上海力阳道路加固科技股份有限公司,上海201599

出　　处：《新型建筑材料》2023年第12期1-6,11,共7页New Building Materials

基　　金：上海市科技计划项目(230H1002300)。

摘　　要：对地聚合物原材料激发剂、硅铝质前驱物、改性材料、外加剂及水五大组分以及热固化、电固化、蒸压固化、微波固化、太阳辐射固化5种固化方式进行综述。论述碱类、酸类和盐类激发剂的激发原理;对比低钙和无钙硅铝质前驱物的来源、主要激发产物及其微观结构;描述改性材料对地聚合物性能增益效果的影响;阐述3种常用的外加剂对地聚合物流变性能和力学强度等性能的影响;分析水在地聚合反应中的作用、存在形式及用量;总结固化方式的原理及其影响因素等。Review the five main components of geopolymer raw materials and five curing methods.A review is provided on the five main components of geopolymer raw materials,which are activators,silico-aluminum precursor,modified materials,additives,and water,as well as five curing methods:thermal curing,electrocuring,vapor pressure curing,microwave curing,and solar radiation curing.Discuss the excitation principles of alkali,acid,and salt activators,compare the sources,main excitation products,and their microstructures of low-calcium and calcium-free aluminosilicate precursors.Describe the impact of modified materials on the performance enhancement of geopolymers,elaborate the effects of three commonly used admixtures on the rheological properties and mechanical strength of geopolymers,analyze the role,forms,and quantity of water in geopolymer reactions,and finally,summarize the curing principles and influencing factors of curing methods.

关 键 词：地聚合物 硅铝质前驱物 激发剂 固化方式 改性材料 外加剂 

分 类 号：TU526[建筑科学—建筑技术科学]