| 镀银铜粉电磁屏蔽水性涂料的制备及性能研究 |
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| 引用本文： | 李桃安,毛倩瑾,郑付营,崔素萍,兰明章,王子明,王亚丽.镀银铜粉电磁屏蔽水性涂料的制备及性能研究[J].化学工业与工程,2011,28(3):9-13. |
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| 作者姓名： | 李桃安 毛倩瑾 郑付营 崔素萍 兰明章 王子明 王亚丽 |
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| 作者单位： | 北京工业大学材料学院 |
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| 基金项目： | 教育部重大项目(309008) |
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| 摘 要： | 以丙烯酸类乳液和片状镀银铜粉为主要原料，添加润湿剂、分散剂、消泡剂、流平剂和水，制备得到电磁屏蔽水性涂料。涂料的制备工艺为：先将润湿剂、分散剂、部分消泡剂和镀银铜粉进行搅拌混合，再加入乳液搅拌均匀，最后加入流平剂和余下消泡剂制得屏蔽涂料。讨论了镀银铜粉含量、乳液种类及用水量对涂层导电性和电磁屏蔽性能的影响，并从导电机理、电磁屏蔽原理和涂层微观结构方面进行了分析。所制备的涂料在100 kHz～15 GHz的频率范围内，其屏蔽效能达到55~65 dB。
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| 关 键 词： | 片状镀银铜粉 电磁屏蔽 水性涂料 |
Preparation of Silver Plated Copper Electromagnetic Shielding Waterborne Coatings and Its Property |
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| LI Tao-an,MAO Qian-jin,ZHENG Fu-ying,CUI Su-ping,LAN Ming-zhang,WANG Zi-ming,WANG Ya-li.Preparation of Silver Plated Copper Electromagnetic Shielding Waterborne Coatings and Its Property[J].Chemical Industry and Engineering,2011,28(3):9-13. |
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| Authors: | LI Tao-an MAO Qian-jin ZHENG Fu-ying CUI Su-ping LAN Ming-zhang WANG Zi-ming WANG Ya-li |
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| Affiliation: | College of Materials Science and Engineering,Beijing University of Technology |
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| Abstract: | Electromagnetic shielding waterborne coatings was developed,with acrylic emulsion and silver plated copper powder as main raw material,wetting agent,dispersing agent,defoamer,leveling agent and water as additives.The process of coating preparation is as following: first,wetting agent,dispersing agent,first part of defoamer and silver plated copper were mixed,then emulsion was added and stired for some time,lastly leveling agent and the rest of defoamer were put into to obtain electromagnetic shielding coati... |
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| Keywords: | silver plated copper powder electromagnetic shielding waterborne coatings |
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