| 二元改性聚氨酯耐热胶粘剂的研制 |
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| 引用本文： | 殷锦捷,周华利,薛晨,陈作君.二元改性聚氨酯耐热胶粘剂的研制[J].化工新型材料,2011,39(8). |
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| 作者姓名： | 殷锦捷 周华利 薛晨 陈作君 |
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| 作者单位： | 辽宁工程技术大学材料科学与工程学院,阜新,123000 |
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| 摘 要： | 通过单因素实验和正交实验,以胶粘剂对基材(丁苯橡胶-丁苯橡胶)的剪切强度为依据,确定了用氨基硅油和环氧树脂改性聚氨酯胶粘剂时,制备聚氨酯预聚体的单体甲苯二异氰酸酯(TDI)和聚醚二元醇(DL2000)的恰当配比,氨基硅油和环氧树脂的恰当添加量,以及恰当的反应时间和反应温度。通过热分析技术(TG-DSC),对比分析了未改性胶粘剂和二元改性胶粘剂的热性能;最后对比检测了未改性胶粘剂和二元改性胶粘剂对不同基材的剪切强度以及自身的各种性能。实验结果表明:二元改性聚氨酯胶粘剂对各种基材具有较高的粘接强度,其自身具有良好的附着力、较低的吸水率、较好的热稳定性和耐酸碱性能。
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| 关 键 词： | 聚氨酯胶粘剂 有机硅 环氧树脂 二元改性 |
Preparation of binary modified polyurethane heat-resistant adhesive |
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| Yin Jinjie,Zhou Huali,Xue Chen,Chen Zuojun.Preparation of binary modified polyurethane heat-resistant adhesive[J].New Chemical Materials,2011,39(8). |
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| Authors: | Yin Jinjie Zhou Huali Xue Chen Chen Zuojun |
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| Affiliation: | Yin Jinjie Zhou Huali Xue Chen Chen Zuojun(Institute of Material Science and Engineering,Liaoning Technical University,Fuxin 123000) |
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| Abstract: | By single factor experiment and the orthogonal experiment,organosilicon and epoxy resin modified polyurethane adhesive was prepared.According to the shear strength of adhesive on base material(styrenebutadiene rubber-styrenebutadiene rubber),the optimum ratio of TDI and DL2000 of polyurethane was determined,appropriate additive quantities for organosilicon and epoxy resin were obtained,included suitable reaction time and reaction temperature.Through the thermal analysis technology,comparative analysis was e... |
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| Keywords: | polyurethane adhesive organic silicon epoxy resin binary modification |
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