| 改性硅酸盐胶粘剂的制备与性能研究 |
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| 引用本文： | 张琴,衣守志,马洪运. 改性硅酸盐胶粘剂的制备与性能研究[J]. 中国胶粘剂, 2011, 20(10) |
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| 作者姓名： | 张琴 衣守志 马洪运 |
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| 作者单位： | 天津科技大学材料科学与化学工程学院,天津,300457 |
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| 摘 要： | 以丙烯酸丁酯(BA)、聚丙烯酰胺(PAM)和硅烷偶联剂等作为硅酸钠的改性剂,制备改性硅酸盐无机胶粘剂。采用正交试验法和单因素试验法考察了各种改性剂用量、固化温度和固化时间等对胶粘剂力学性能、耐水性等影响,并对胶粘剂的耐热性和耐腐蚀性进行了研究。结果表明:当m(BA)=0.1 g、m(硅酸钠)=50 g、m(PAM)=0.05 g、w(硅烷偶联剂)=0.6%、固化温度120℃和固化时间3 h时,改性胶粘剂的综合性能最佳,其粘接强度超过2.0 MPa、水浸泡24 h后的粘接强度保持率达83%、1 000℃时不分解且对钢材具有良好的防腐保护作用。
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| 关 键 词： | 硅酸钠 无机胶粘剂 耐水性 耐热性 耐腐蚀性 |
Study on preparation and properties of modified silicate adhesive |
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| Zhang Qin,Yi Shouzhi,Ma Hongyun. Study on preparation and properties of modified silicate adhesive[J]. China Adhesives, 2011, 20(10) |
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| Authors: | Zhang Qin Yi Shouzhi Ma Hongyun |
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| Affiliation: | Zhang Qin,Yi Shouzhi,Ma Hongyun(College of Material Science & Chemical Engineering,Tianjin University of Science and Technology,Tianjin 300457,China) |
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| Abstract: | With butyl acrylate(BA),polyacrylamide(PAM) and silane coupler as modifiers of sodium silicate,a modified silicate inorganic adhesive was prepared.The influences of various modifier contents,curing temperature and time on the mechanics properties and water resistance of adhesive were investigated by orthogonal experiment and single factor experiment.And the heat resistance and corrosion resistance of adhesive were also studied.The results showed that the modified adhesive had optimal combination property be... |
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| Keywords: | sodium silicate inorganic adhesive water resistance heat resistance corrosion resistance |
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