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結(jié)構(gòu)加固用高性能聚合物改性砂漿耐久性能的研究
葛序堯1,羅榮利1,閆 挺1,彭 勃2
摘 要

葛序堯1,羅榮利1,閆  挺1,彭  勃2
(1 機(jī)械工業(yè)第六設(shè)計(jì)研究院,鄭州450007; 2 湖南固特邦土木技術(shù)發(fā)展有限公司,長(zhǎng)沙410205)

[摘要] 鋼絲繩網(wǎng)片-聚合物砂漿加法是一種新型加固工藝,具有耐火、耐腐蝕、耐老化、易施工等特點(diǎn)。鋼絲繩網(wǎng)片-聚合物砂漿面層能夠發(fā)揮其優(yōu)越性依賴(lài)于高性能復(fù)合砂漿對(duì)老混凝土較高的粘結(jié)強(qiáng)度。砂漿與混凝土界面的粘結(jié)強(qiáng)度受多種復(fù)雜因素的影響,研究了凍融和干濕循環(huán)對(duì)聚合物改性砂漿粘結(jié)強(qiáng)度的影響,并提出了聚合物的較優(yōu)摻量。
[關(guān)鍵詞] 聚合物;砂漿;結(jié)構(gòu)加固;耐久性能

Study on the durability of high performance polymer modified mortar for structural strengthening
GeXuyao1, LuoRongli1, YanTing1, PengBo2
(1 NO.6 Institute of Project Planning & Research of the Ministry of Machinery Industry, Zhengzhou, 450007, China; 2 Hunan Goodbond Construction Technic Development Co., Ltd., Changsha 410205, China)

Abstract: Aiming at the method of strengthening member with steel wire mesh and polymer mortar, the influences of freezing and thawing cycle and wetting and drying to the bond strength of the high performance polymer modified mortar. The optimal ratio of polymer to binder was proposed.
Keywords: polymer; mortar; structural strengthening; durability

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