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硅烷偶联剂改性大粒径花岗岩骨料混凝土初探
引用本文:李毅强,吴涛,熊光晶.硅烷偶联剂改性大粒径花岗岩骨料混凝土初探[J].建筑技术开发,2004(11).
作者姓名:李毅强  吴涛  熊光晶
作者单位:汕头大学 汕头515063 (李毅强,吴涛),汕头大学 汕头515063(熊光晶)
基金项目:国家自然科学基金 ( 5 0 2 780 5 0 )资助
摘    要:为研发中等强度、耐久性良好的混凝土提供新的技术途径 ,以硅烷偶联剂溶液浸泡大粒径花岗岩粗骨料 ,再拌制混凝土 ,结果显示混凝土的抗压强度有较大幅度的提高 ,初步探讨偶联剂改善这种混凝土性能的机理

关 键 词:硅烷偶联剂  大粒径骨料  花岗岩  混凝土  化学键

PRIMARY STUDY OF A LARGE DIAMETER_GRANITE_AGGREGATE_ CONCRETE MODIFIED WITH SILANE COUPLING AGENT
Li Yi_qiang\ Wu Tao\ Xiong Guang_jing.PRIMARY STUDY OF A LARGE DIAMETER_GRANITE_AGGREGATE_ CONCRETE MODIFIED WITH SILANE COUPLING AGENT[J].Building Technique Development,2004(11).
Authors:Li Yi_qiang\ Wu Tao\ Xiong Guang_jing
Affiliation:Li Yi_qiang\ Wu Tao\ Xiong Guang_jing
Abstract:In order to develop a new technical method for producing mid-strength and durable concrete, large diameter granite aggregates were steeped in a silane coupling agent solution first, followed by the mixing of the concrete. The test results showed that the compression strength of the modified concrete increased noticeably. A primary study on modifying mechanism of concrete by using silane coupling agent was presented.
Keywords:Silane coupling agent  Large diameter aggregate  Granite  Concrete  Chemical bond
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