CN1553767A - 一种塑料手机壳内表面电磁屏蔽膜层的制备方法 - Google Patents
一种塑料手机壳内表面电磁屏蔽膜层的制备方法 Download PDFInfo
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- CN1553767A CN1553767A CNA2004100008052A CN200410000805A CN1553767A CN 1553767 A CN1553767 A CN 1553767A CN A2004100008052 A CNA2004100008052 A CN A2004100008052A CN 200410000805 A CN200410000805 A CN 200410000805A CN 1553767 A CN1553767 A CN 1553767A
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- electromagnetic shielding
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- plastic
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- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
- Telephone Set Structure (AREA)
Abstract
Description
测试项目 | 测试方法 | 测试结果 |
电阻率 | HIOKI3450mΩ电阻测量仪 | A区电阻率值为100mΩ(客户要求小于5Ω)B区电阻率值为600mΩ(客户要求小于40Ω) |
附着力 | 将膜层划出100个1mm×1mm的方格,采用NICHIBAN胶带,压实后垂直瞬间剥离 | 无脱落 |
耐高温高湿测试 | 采用高温高湿箱,温度60℃,相对湿度90%,放置48h | 无变色,附着力测试无脱落,电阻率测试前后无变化 |
镀膜方式 | 测试项目 | 测试方法 | 测试结果 |
当前发明的技术 | 膜层电阻率 | HIOKI354mΩ电阻测量仪 | A:1.25Ω(客户要求小于40Ω)B:0.98Ω(客户要求小于8Ω) |
附着力 | 将膜层划100个1mm×1mm的方格,采用NICHIBAN胶带,压实后垂直瞬间剥离 | 无脱落 | |
高温高湿测试 | 采用高温高湿箱,温度60℃,相对湿度90%,放置48h | 无变色,附着力测试无脱落,电阻率测试前后无变化 | |
传统蒸镀 | 膜层电阻率 | HIOKI3540mΩ电阻测量仪 | A:20ΩB:5Ω |
附着力 | 将膜层划100个1mm×1mm的方格,采用NICHIBAN胶带,压实后垂直瞬间剥离 | 脱落 | |
高温高湿测试 | 采用高温高湿箱,温度60℃,相对湿度90%,放置48h | 变色,脱落 |
Claims (7)
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CN 200410000805 CN1209953C (zh) | 2004-01-15 | 2004-01-15 | 一种塑料手机壳内表面电磁屏蔽膜层的制备方法 |
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CN 200410000805 CN1209953C (zh) | 2004-01-15 | 2004-01-15 | 一种塑料手机壳内表面电磁屏蔽膜层的制备方法 |
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Publication Number | Publication Date |
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CN1553767A true CN1553767A (zh) | 2004-12-08 |
CN1209953C CN1209953C (zh) | 2005-07-06 |
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CN 200410000805 Expired - Lifetime CN1209953C (zh) | 2004-01-15 | 2004-01-15 | 一种塑料手机壳内表面电磁屏蔽膜层的制备方法 |
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Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1324161C (zh) * | 2005-08-22 | 2007-07-04 | 北京东明兴业科技有限公司 | 一种不导电的塑料表面金属膜层的制备方法 |
CN100494478C (zh) * | 2006-03-20 | 2009-06-03 | 浙江大学 | 电磁双重屏蔽膜的溅射制备方法 |
CN103114266A (zh) * | 2013-03-08 | 2013-05-22 | 北京科技大学 | 一种处理有机物元件表面以防挥发及实现电磁屏蔽的方法 |
CN103276354A (zh) * | 2013-04-22 | 2013-09-04 | 东莞市汇成真空科技有限公司 | 一种在塑料工件上真空蒸镀铝膜的方法 |
CN104792251A (zh) * | 2014-01-16 | 2015-07-22 | 中国科学院西安光学精密机械研究所 | 一种感应同步器屏蔽膜的结构及其制作方法 |
CN109295419A (zh) * | 2018-09-12 | 2019-02-01 | 山东科技大学 | 一种制备具有树枝状结构的超疏水表面的方法 |
CN110331361A (zh) * | 2019-08-21 | 2019-10-15 | Oppo(重庆)智能科技有限公司 | 防电磁干扰基体及其制备方法与电子设备 |
CN111221086A (zh) * | 2020-03-02 | 2020-06-02 | 苏州密科唯电子科技有限公司 | 一种光模块外壳组件、制作方法和具有该外壳组件的光模块 |
CN111441018A (zh) * | 2015-10-10 | 2020-07-24 | 江苏新思达电子有限公司 | 一种在塑胶上电镀电磁防辐射层的方法 |
-
2004
- 2004-01-15 CN CN 200410000805 patent/CN1209953C/zh not_active Expired - Lifetime
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1324161C (zh) * | 2005-08-22 | 2007-07-04 | 北京东明兴业科技有限公司 | 一种不导电的塑料表面金属膜层的制备方法 |
CN100494478C (zh) * | 2006-03-20 | 2009-06-03 | 浙江大学 | 电磁双重屏蔽膜的溅射制备方法 |
CN103114266A (zh) * | 2013-03-08 | 2013-05-22 | 北京科技大学 | 一种处理有机物元件表面以防挥发及实现电磁屏蔽的方法 |
CN103276354A (zh) * | 2013-04-22 | 2013-09-04 | 东莞市汇成真空科技有限公司 | 一种在塑料工件上真空蒸镀铝膜的方法 |
CN104792251A (zh) * | 2014-01-16 | 2015-07-22 | 中国科学院西安光学精密机械研究所 | 一种感应同步器屏蔽膜的结构及其制作方法 |
CN111441018A (zh) * | 2015-10-10 | 2020-07-24 | 江苏新思达电子有限公司 | 一种在塑胶上电镀电磁防辐射层的方法 |
CN109295419A (zh) * | 2018-09-12 | 2019-02-01 | 山东科技大学 | 一种制备具有树枝状结构的超疏水表面的方法 |
CN110331361A (zh) * | 2019-08-21 | 2019-10-15 | Oppo(重庆)智能科技有限公司 | 防电磁干扰基体及其制备方法与电子设备 |
CN111221086A (zh) * | 2020-03-02 | 2020-06-02 | 苏州密科唯电子科技有限公司 | 一种光模块外壳组件、制作方法和具有该外壳组件的光模块 |
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CN1209953C (zh) | 2005-07-06 |
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Application publication date: 20041208 Assignee: Qingdao Minghe Polymer Materials Co.,Ltd. Assignor: BEIJING DONGMING XINGYE SCIENCE TECHNOLOGY Co.,Ltd. Contract record no.: 2015990000213 Denomination of invention: Preparing method for surface electromagnetic screening membrane layer in plastic mobile shell Granted publication date: 20050706 License type: Exclusive License Record date: 20150421 |
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Address after: 101407 Beijing city Huairou Yanqi Economic Development Zone Patentee after: DONGMING XINGYE SCIENCE TECHNOLOGY Co.,Ltd. Address before: 101407 Beijing city Huairou Yanqi Industrial Development Zone Patentee before: BEIJING DONGMING XINGYE SCIENCE TECHNOLOGY Co.,Ltd. |
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