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自制硅酸盐对传统糯米灰浆性能的影响
引用本文:郑晓平,魏国锋,张秉坚.自制硅酸盐对传统糯米灰浆性能的影响[J].保鲜与加工,2017(4):128-133.
作者姓名:郑晓平  魏国锋  张秉坚
作者单位:安徽大学 历史系, 合肥 230039,安徽大学 历史系, 合肥 230039,浙江大学 文物与博物馆学系, 杭州 310027
基金项目:国家文化科技提升计划(文科技函[2013]718号);安徽大学“211”三期博士科研启动经费(32030039)。
摘    要:采用灰浆性能表征和扫描电镜(SEM)、X射线衍射(XRD)、红外光谱(FTIR)等技术手段,探讨了自制硅酸盐对糯米灰浆的影响及作用机理。结果表明:自制硅酸盐对糯米灰浆的表面硬度、抗压强度、耐冻融性和耐水性均有一定程度的改善。6%自制硅酸盐糯米灰浆的综合性能最佳,其66 d抗压强度高达1.41 MPa,耐冻融性较之空白样品提高了133%,耐水性能提高了43.8%。改性糯米灰浆耐水性等性能的提高,可能与灰浆中水化硅酸钙的生成有关。

关 键 词:糯米灰浆  硅酸盐  性能  作用机理
收稿时间:2016/12/25 0:00:00

Influence of prepared silicate on properties of traditional sticky rice-lime mortar
Zheng Xiaoping,Wei Guofeng and Zhang Bingjian.Influence of prepared silicate on properties of traditional sticky rice-lime mortar[J].Storage & Process,2017(4):128-133.
Authors:Zheng Xiaoping  Wei Guofeng and Zhang Bingjian
Institution:Department of History, Anhui University, Hefei 230039, P. R. China,Department of History, Anhui University, Hefei 230039, P. R. China and Department of Cultural Relics and Museology, Zhejiang University, Hangzhou 310027, P. R. China
Abstract:The influence of prepared silicate on properties of traditional sticky rice-lime mortar and their scientific mechanism are discussed by means of SEM, XRD, and FTIR. Results indicate that silicate are effective to increase the hardness, compressive strength, freezing-thaw resistance and water resistance of sticky rice-lime mortar significantly. The sticky rice-lime mortar with prepared silicate, overall properties of the prepared silicate-sticky rice-lime mortar are very good. Compared with pure sticky rice-lime mortar, the 66 d compressive strength of prepared silicate-sticky rice-lime mortar is 1.45 MPa, and the freeze-thaw resistance and water resistance increase by 133.3% and 43.8% respectively. Formation of tobermorite is possible to account for the good mechanical property of sticky rice-lime mortar with silicate.
Keywords:sticky rice-lime mortar  silicate  property  mechanism
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