| 键盘式薄膜开关的制造工艺研究 |
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| 引用本文： | 周华,陈苑明,何为,周国云,莫芸绮.键盘式薄膜开关的制造工艺研究[J].电子元件与材料,2011,30(2):50-53. |
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| 作者姓名： | 周华 陈苑明 何为 周国云 莫芸绮 |
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| 作者单位： | 周华,莫芸绮,ZHOU Hua,MO Yunqi(珠海元盛电子科技股份有限公司技术中心,广东,珠海,519060);陈苑明,何为,周国云,CHEN Yuanming,HE Wei,ZHOU Guoyun(电子科技大学,微电子与固体电子学院应用化学系,四川,成都,610054) |
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| 基金项目： | 省级企业技术中心结构调整专项资助项目 |
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| 摘 要： | 讨论了制造薄膜开关的材料性能与网印工艺条件,通过金相显微镜观察并分析了印刷层的厚度与均匀性关系,研究了薄膜开关导电银浆线路的电阻性能。选择恰当的印刷工艺参数,如括板压力0.3～0.4MPa、移动速度0.2～0.3m/s等,制造出厚度均匀、与电阻匹配的薄膜开关,其导电银浆各处线路的参数均匀,方阻为28.01mμ/□,厚度为4.33μm,锯齿边缘的平均深度约为23.53μm,且外观无明显色差,实现了薄膜开关的低成本与高可靠快速制造。
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| 关 键 词： | 薄膜开关 丝网印刷 导电银浆 锯齿边缘 |
Study on manufacture processes of keyboard membrane switch |
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| ZHOU Hua,CHEN Yuanming,HE Wei,ZHOU Guoyun,MO Yunqi.Study on manufacture processes of keyboard membrane switch[J].Electronic Components & Materials,2011,30(2):50-53. |
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| Authors: | ZHOU Hua CHEN Yuanming HE Wei ZHOU Guoyun MO Yunqi |
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| Affiliation: | ZHOU Hua1,CHEN Yuanming2,HE Wei2,ZHOU Guoyun2,MO Yunqi1 (1.Technical Centre,Zhuhai Topsun Electric Technology Co.,Ltd,Zhuhai 519060,Guangdong Province,China,2.Department of Applied Chemistry,School of Microelectronics and Solid State Electronics,University of Electronic Science and Technology of China,Chengdu 610054,China) |
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| Abstract: | Material properties and process conditions in silk screen printing of membrane switches were discussed.The relation of printed layer thickness and uniformity was observed and analyzed via the metallurgical microscope.The resistance properties of conductive silver paste lines of membrane switches were studied.Low-cost and high-acceptability membrane switches with the performance of thickness uniformity and matching resistance were manufactured fast via choosing suitable printing process parameters,such as th... |
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| Keywords: | membrane switch silk screen printing conductive silver paste jagged edge |
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