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  • CN 31-1691/TQ
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二胺型聚苯并噁嗪涂层在低碳钢表面的防腐蚀性能

    通讯作者: 陆馨, lux@ecust.edu.cn ; 辛忠, xzh@ecust.edu.cn
  • 基金项目: 国家自然科学基金(21776080)

Anticorrosion Property of Diamine-Based Polybenzoxazine Coatings on Mild Steel

    Corresponding author: LU Xin, lux@ecust.edu.cn ;XIN Zhong, xzh@ecust.edu.cn
  • 摘要: 以二胺型苯并噁嗪为前驱体,通过浸涂和热固化的方法在低碳钢表面制备了聚苯并噁嗪涂层。二胺型聚苯并噁嗪涂层具有良好的成膜性,并对低碳钢基体具有良好的附着力。采用动电位极化测试和交流阻抗测试考察了固化温度对聚苯并噁嗪涂层防腐蚀性能的影响。结果表明:不同固化温度制备出的聚苯并噁嗪均具有良好的防腐蚀效果;其中,固化温度为150℃时所制备的涂层防腐蚀性能最佳,腐蚀电流为1.49×10-8A/cm2,相比空白低碳钢样品的腐蚀电流(6.91×10-6 A/cm2)下降了2个数量级。
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  • 收稿日期:  2016-12-15
  • 刊出日期:  2017-10-28

二胺型聚苯并噁嗪涂层在低碳钢表面的防腐蚀性能

    通讯作者: 陆馨, lux@ecust.edu.cn
    通讯作者: 辛忠, xzh@ecust.edu.cn
  • 1. 华东理工大学化工学院产品工程系, 上海 200237
  • 2. 华东理工大学上海市多相结构材料化学工程重点实验室, 上海 200237
基金项目:  国家自然科学基金(21776080)

摘要: 以二胺型苯并噁嗪为前驱体,通过浸涂和热固化的方法在低碳钢表面制备了聚苯并噁嗪涂层。二胺型聚苯并噁嗪涂层具有良好的成膜性,并对低碳钢基体具有良好的附着力。采用动电位极化测试和交流阻抗测试考察了固化温度对聚苯并噁嗪涂层防腐蚀性能的影响。结果表明:不同固化温度制备出的聚苯并噁嗪均具有良好的防腐蚀效果;其中,固化温度为150℃时所制备的涂层防腐蚀性能最佳,腐蚀电流为1.49×10-8A/cm2,相比空白低碳钢样品的腐蚀电流(6.91×10-6 A/cm2)下降了2个数量级。

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