水泥基渗透结晶型防水材料对混凝土性能影响的研究综述  

A Review of the Research on the Influence of Cement-based Permeable Crystalline Waterproof Materials on the Performance of Concrete

作　　者：郑英明 袁兵[1] 张佰发 ZHENG Ying-ming;YUAN Bing;ZHANG Bai-fa(School of Civil and Transportation Engineering,Guangdong University of Technology,Guangzhou 510006)

机构地区：[1]广东工业大学土木与交通工程学院,广州510006

出　　处：《广州建筑》2024年第9期115-120,共6页GUANGZHOU ARCHITECTURE

摘　　要：水泥基渗透结晶型防水材料(Cementitious Capillary Crystalline Waterproofing Materials,以下简称CCCW)是一种含有硅酸盐水泥、石英砂以及活性化学物质组成的粉末状材料。自身与混凝土基体粘结性较好、具有优异的力学性能、自愈合性能以及耐久性能,被认为是一种富有前景的低碳建筑材料。该材料中的活性化学成分能够通过渗透作用和结晶反应生成晶体,有效修复水泥基材料的裂缝。因此,它在隧道、桥梁和水坝等基础设施工程中的应用潜力巨大。本文首先介绍了CCCW的作用机理;其次对比了CCCW的使用方式;然后分析了CCCW对混凝土力学性能、自愈合性能以及耐久性能的影响;最后探讨了其未来的研究与应用方向。Cementitious capillary crystalline waterproofing materials(CCCW)are a powdered material composed of Portland cement,quartz sand,and active chemicals.It has good adhesion with the concrete matrix,excellent mechanical properties,self-healing performance,and durability,and is considered a promising low-carbon building material.The active chemical components in this material can generate crystals through permeation and crystallization reactions,effectively repairing cracks in cement-based materials.Therefore,its application potential in infrastructure projects such as tunnels,bridges,and dams is enormous.This article first introduces the mechanism of action of CCCW;Secondly,the usage of CCCW was compared;Then,the impact of CCCW on concrete's durability,self-healing capabilities,and mechanical qualities was examined;finally,potential future study and application areas were explored.

关 键 词：水泥基渗透结晶型防水材料 作用机理 力学性能 自愈合性能 耐久性能 

分 类 号：TU375[建筑科学—结构工程]