混凝土速凝剂的现状及最新进展  

The Status and Latest Research Progress of Concrete Accelerators

作　　者：郭文康[1,2] 王述银[1,2] 

机构地区：[1]长江科学院材料结构研究所,武汉430010 [2]长江科学院水利部水工程安全与病害防治技术研究中心,武汉430010

出　　处：《长江科学院院报》2012年第11期99-103,共5页Journal of Changjiang River Scientific Research Institute

基　　金：国家自然科学基金重点资助项目(51139001);水利部公益性行业科研专项(200901066)

摘　　要：液态无(低)碱速凝剂以其优良的性能,逐渐取代传统速凝剂,成为新型速凝剂的代表。为便于更好地了解液态无(低)碱速凝剂的研究进展,从新型速凝剂的品种及其性能特点、促凝机理出发,着重分析了液态无(低)碱速凝剂在其适应性、稳定性、速凝机理、产量及价格、合理掺量及施工质量控制等方面存在的问题,探讨其进一步研究的方向。Alkali-free or low-alkali liquid concrete accelerator has been going to replace the traditional accelerator by its excellent performance,and to become the representative of new accelerator.In order to better understand the research progress of alkali-free or low-alkali liquid accelerator,we presented the products,performance characteristics,and the accelerating mechanism of new accelerator,and analyzed the existing problems in its adaptability,stability,accelerating mechanism,products and price,reasonable dosage,and application quality control.We also discussed directions of further researches in this aspect.

关 键 词：速凝剂 无碱 低碱 促凝机理 研究进展 

分 类 号：TU528.042[建筑科学—建筑技术科学]