CN106922111B - 无线充电用电磁屏蔽片的制备方法及电磁屏蔽片 - Google Patents
无线充电用电磁屏蔽片的制备方法及电磁屏蔽片 Download PDFInfo
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K9/00—Screening of apparatus or components against electric or magnetic fields
- H05K9/0073—Shielding materials
- H05K9/0081—Electromagnetic shielding materials, e.g. EMI, RFI shielding
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
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- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/001—Ferrous alloys, e.g. steel alloys containing N
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- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
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- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
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- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
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- C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
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- C—CHEMISTRY; METALLURGY
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- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/08—Ferrous alloys, e.g. steel alloys containing nickel
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- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/10—Ferrous alloys, e.g. steel alloys containing cobalt
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- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/10—Ferrous alloys, e.g. steel alloys containing cobalt
- C22C38/105—Ferrous alloys, e.g. steel alloys containing cobalt containing Co and Ni
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
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- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
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- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/16—Ferrous alloys, e.g. steel alloys containing copper
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- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
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- C22C2200/00—Crystalline structure
- C22C2200/04—Nanocrystalline
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- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
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Abstract
Description
项目 | 非晶片 | 纳米晶 | 备注 |
结构1 | 实施例1 | 实施例2 | 如图6所示的结构 |
结构2 | 实施例3 | 实施例4 | 如图1所示的结构 |
序号 | 材料种类(双层) | 线圈电感L/μH | 品质因数Q |
实施例1 | 非晶带材 | 6.3 | 113 |
实施例2 | 纳米晶带材 | 7.1 | 134 |
实施例3 | 非晶带材 | 6.8 | 124 |
实施例4 | 纳米晶带材 | 7.6 | 145 |
Claims (6)
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CN201510990313.0A CN106922111B (zh) | 2015-12-24 | 2015-12-24 | 无线充电用电磁屏蔽片的制备方法及电磁屏蔽片 |
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CN201510990313.0A CN106922111B (zh) | 2015-12-24 | 2015-12-24 | 无线充电用电磁屏蔽片的制备方法及电磁屏蔽片 |
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CN106922111A CN106922111A (zh) | 2017-07-04 |
CN106922111B true CN106922111B (zh) | 2023-08-18 |
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Families Citing this family (17)
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CN107610923A (zh) * | 2017-08-18 | 2018-01-19 | 上海蓝沛新材料科技股份有限公司 | 一种无线充电用导磁片制备工艺 |
CN107354389B (zh) * | 2017-08-18 | 2022-06-10 | 无锡蓝沛新材料科技股份有限公司 | 一种纳米晶合金电磁屏蔽片及制备方法、纳米晶合金及屏蔽天线 |
JP6338004B1 (ja) * | 2017-10-06 | 2018-06-06 | Tdk株式会社 | 軟磁性合金および磁性部品 |
CN110010331A (zh) * | 2018-01-04 | 2019-07-12 | 房亚鹏 | 非接触式充电用磁性屏蔽片及其应用 |
CN108418317A (zh) * | 2018-02-08 | 2018-08-17 | 深圳顺络电子股份有限公司 | 无线充电用导磁板及其制备方法和无线充电模块 |
CN108481877B (zh) * | 2018-03-10 | 2020-06-23 | 葛理想 | 电磁屏蔽用磁材的碎化处理工艺 |
CN108541208A (zh) * | 2018-04-25 | 2018-09-14 | 邵爽 | 无线充电用电磁屏蔽片的制备方法 |
CN108597793B (zh) * | 2018-04-27 | 2021-09-14 | 苏州威斯东山电子技术有限公司 | 一种具有层叠结构的高性能高频率响应度的复合磁性材料 |
CN108447674A (zh) * | 2018-04-28 | 2018-08-24 | 深圳市信维通信股份有限公司 | 一种无线充电收发模组制备工艺及无线充电收发模组 |
CN108695930B (zh) * | 2018-05-29 | 2024-08-13 | 信维通信(江苏)有限公司 | 一种无线充电模组用屏蔽片及无线充电模组 |
CN109109426B (zh) * | 2018-06-27 | 2019-08-20 | 横店集团东磁股份有限公司 | 一种无线充电纳米晶屏蔽片的表面处理方法 |
CN109295385A (zh) * | 2018-08-31 | 2019-02-01 | 江西大有科技有限公司 | 一种低损耗纳米晶合金软磁材料及其制备方法 |
CN109535900B (zh) * | 2018-10-16 | 2020-12-22 | 深圳市信维通信股份有限公司 | 一种屏蔽片及其制作方法 |
CN109468540A (zh) * | 2018-10-26 | 2019-03-15 | 佛山市安科非晶科技有限公司 | 一种铁基纳米晶软磁合金及其制备方法 |
CN112289578B (zh) * | 2020-10-16 | 2022-05-24 | 横店集团东磁股份有限公司 | 一种磁条状纳米晶隔磁片及其制备方法和应用 |
CN113388721B (zh) * | 2021-06-12 | 2022-10-25 | 深圳市驭能科技有限公司 | 一种磁场屏蔽片及其制备方法和应用 |
CN113993365A (zh) * | 2021-10-28 | 2022-01-28 | 横店集团东磁股份有限公司 | 一种无线充电用磁屏蔽结构及其制备方法 |
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