对铝片进行表面处理,不使用粘接剂来提高聚合物和铝片之间的粘接强度.利用表面接触角,扫描电子显微镜(SEM)和能谱分析(EDS)对处理后的表面润湿性、表面形貌和表面的元素进行分析.通过交错粘接剪切强度和垂直粘接强度来研究聚合物和铝片之间的粘接性能.结果表明,利用氢氧化钠溶液进行刻蚀和水合肼溶液极化后,铝片表面接触角有明显的降低,并且表面形成了一层凹凸不平的致密氧化层.粗糙的表面和氧化层可以形成物理机械啮合和化学共价键提高聚合物和铝片之间的粘接力.通过力学测试,铝片表面处理后粘接强度有明显的提高.
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