聚羧酸超塑化剂在客运专线高性能混凝土中的应用  

Application of polycarboxylate superplasticizer in the high performance concrete of the passenger transportation special line

作　　者：林忠斌 冯中军 刘炜峰 俞明辉 王鑫平 

机构地区：[1]上海三瑞高分子材料有限公司,上海200237

出　　处：《混凝土》2007年第7期79-81,共3页Concrete

摘　　要：研究了VIVID聚羧酸超塑化剂在客运专线温福段高性能混凝土上的应用性能。结果表明,VIVID聚羧酸超塑化剂与水泥的适应性和保坍性好,而且混凝土含气量、56d电通量得到有效的保证。混凝土的各项性能指标均能满足《客运专线高性能混凝土暂行技术条件》对外加剂性能指标的要求。Studied the application performance of VIVID polycarboxylate superplasticizer in the high performance concrete of the passenger transportation special line during the Wen-Fu segment.The results show that the VIVID superplasticizer have a good compatibility and less slump-loss,have an effective assurance about the air content and 56d electricity flux.The other performances of concrete all can meet with the demands of water reducing agents of 《the temporary technique condition of the high performance concrete of the passenger transportation special line》.

关 键 词：聚羧酸超塑化剂 适应性 含气量 56d电通量 混凝土 

分 类 号：TU528.042.8[建筑科学—建筑技术科学]