| 添加剂对尼龙6铁氧体粘结磁体磁性能影响 |
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| 引用本文： | 张茂杰,李培军,王大鹏,赵树高.添加剂对尼龙6铁氧体粘结磁体磁性能影响[J].现代塑料加工应用,2008,20(6). |
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| 作者姓名： | 张茂杰 李培军 王大鹏 赵树高 |
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| 作者单位： | 青岛科技大学橡塑材料与工程教育部重点实验室,山东,青岛,266042 |
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| 摘 要： | 系统研究了偶联剂和润滑剂等添加剂对注射成型尼龙6铁氧体粘结磁体磁性能的影响。结果表明，用偶联剂对磁粉进行表面处理，能够很好地改善树脂与磁粉的相容性，提高磁粉在树脂中的分散性，其中当偶联剂用量为2％（质量分数，下同）时，磁性能最好，剩磁（Br）、矫顽力（HcB）、内禀矫顽力（HcJ）以及最大磁能积（BHmax）分别达到0．23T，176．3kA／m，283．8kA／m，10．4kJ／m^3；润滑荆的使用能有效改善体系的流动性，降低共混过程中对磁粉结构的破坏，改善磁体的磁性，当润精剂用量为1％时，HcJ增加了9．3％。
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| 关 键 词： | 偶联剂 润滑剂 注射成型 尼龙6 磁性能 |
Effects of Additives on Magnetic Properties of Injection Molding PA6 Bonded Magnets of Ferrite |
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| Zhang Maojie,Li Peijun,Wang Dapeng,Zhao Shugao.Effects of Additives on Magnetic Properties of Injection Molding PA6 Bonded Magnets of Ferrite[J].Modern Plastics Processing and Applications,2008,20(6). |
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| Authors: | Zhang Maojie Li Peijun Wang Dapeng Zhao Shugao |
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| Affiliation: | Key Laboratory of Rubber-Plastics;Ministry of Education;Qingdao University of Science and Technology;Qingdao;Shandong;266042 |
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| Abstract: | The effects of additives(coupling agent and lubricant) on the magnetic properties of injection molding PA6 bonded magnets of ferrite were systemically studied.The results show that the surface treatment of magnetic powder with coupling agent can effectively improve the compatibility between resin and magnetic powder and improve the dispersion of magnetic powder in resin.The optimum magnetic performance is obtained when 2%coupling agent was used,Br,HcB,HcJ,BH_(max) attain to 0.23T,176.3 kA/m,283.8 kA/m,10.4 ... |
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| Keywords: | coupling agent lubricant injection molding Nylon 6 magnetic properties |
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