| 水对液相氧化处理聚乙烯木塑复合材胶接性能的影响 |
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| 引用本文： | 滕晓磊,邸明伟.水对液相氧化处理聚乙烯木塑复合材胶接性能的影响[J].粘接,2011(9):60-63. |
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| 作者姓名： | 滕晓磊 邸明伟 |
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| 作者单位： | 东北林业大学材料科学与工程学院,黑龙江哈尔滨,150040 |
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| 基金项目： | 中央高校基本科研业务费专项资金资助项目DL09EB02-3; 黑龙江省博士后科研启动基金资助项目LBH-Q09175; 黑龙江省科学基金资助项目QC2010083; 黑龙江省哈尔滨市科技创新人才研究专项资金项目2011RFXXG016 |
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| 摘 要： | 采用液相氧化方法对木粉/聚乙烯木塑复合材料进行表面处理以改善其胶接性能。研究了氧化处理后木塑复合材料胶接接头的耐水性,并利用接触角测试、SEM、FT-IR等分析手段,探讨了木塑复合材料胶接接头在水环境下的老化失效原因。结果表明,未处理的聚乙烯木塑复合材料难以胶接,经过液相氧化处理后,不但可以提高聚乙烯木塑复合材料的胶接强度,还可改善木塑复合材料胶接接头的耐水性。在水的作用下,液相氧化处理聚乙烯木塑复合材的表面结构会发生改变,复合材料中木质纤维的吸水膨胀也会导致材料表面出现裂纹,致使胶接接头失效。
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| 关 键 词： | 聚乙烯木塑复合材料 液相氧化 表面处理 胶接性能 耐水性 |
Effect of water on bonding properties for liquidoid chemical oxidation treated wood/PE composites |
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| TENG Xiao-lei,DI Ming-wei.Effect of water on bonding properties for liquidoid chemical oxidation treated wood/PE composites[J].Adhesion in China,2011(9):60-63. |
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| Authors: | TENG Xiao-lei DI Ming-wei |
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| Affiliation: | TENG Xiao-lei,DI Ming-wei(The Material Science and Engineering College of Northeast Forestry University,Harbin,Heilongjiang 150040,China) |
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| Abstract: | The surface of wood/polyethylene(PE) composites was treated by liquidoid chemical oxidation to improve its adhesion properties.The water-resistance of treated wood/PE composites bonding joint was studied and the failure mechanism at soaking in water for the bonding joint was investigated by using analysis of contact angle,scanning electron microscopy(SEM) and Fourier transform infrared spectroscopy(FT-IR) through effect of water on the surface properties of treated wood/PE composites in soaking experiments.... |
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| Keywords: | wood/polyethylene composites liquidoid chemical oxidation surface treatment bonding property water-resistance |
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