CN111590065B - 负热膨胀系数高绝缘特性的软磁金属粉末及其制备方法 - Google Patents
负热膨胀系数高绝缘特性的软磁金属粉末及其制备方法 Download PDFInfo
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- CN111590065B CN111590065B CN202010290472.0A CN202010290472A CN111590065B CN 111590065 B CN111590065 B CN 111590065B CN 202010290472 A CN202010290472 A CN 202010290472A CN 111590065 B CN111590065 B CN 111590065B
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- soft magnetic
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/14—Treatment of metallic powder
- B22F1/142—Thermal or thermo-mechanical treatment
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/16—Metallic particles coated with a non-metal
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
- H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
- H01F1/20—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of particles, e.g. powder
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/0253—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing permanent magnets
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- Thermal Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Soft Magnetic Materials (AREA)
- Powder Metallurgy (AREA)
Abstract
Description
测试项目 | 绝缘电阻 | 烘烤前后厚度差 | 烘烤后外观 |
实例一 | 8.2MΩ | 0 | 无裂纹 |
对比例一 | 3.6MΩ | 0.03mm | 个别极细裂纹 |
测试项目 | 绝缘电阻 | 烘烤前后厚度差 | 烘烤后外观 |
实例二 | 7.7MΩ | 0 | 无裂纹 |
对比例二 | 3.1MΩ | 0.02mm | 个别极细裂纹 |
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CN202010290472.0A CN111590065B (zh) | 2020-04-14 | 2020-04-14 | 负热膨胀系数高绝缘特性的软磁金属粉末及其制备方法 |
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CN111590065B true CN111590065B (zh) | 2022-08-26 |
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CN112687445B (zh) * | 2021-01-20 | 2022-08-30 | 合肥工业大学 | 一种磷酸二氢铝基复合绝缘包覆的金属软磁粉芯的制备方法 |
Citations (11)
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US5919720A (en) * | 1997-04-15 | 1999-07-06 | State Of Oregon Acting By And Through The State Board Of Higher Education On Behalf Of Oregon State University | Materials with low or negative thermal expansion |
CN1518011A (zh) * | 2002-12-26 | 2004-08-04 | ������������ʽ���� | 金属粉末及使用该金属粉末的压粉磁芯 |
CN103065786A (zh) * | 2011-10-22 | 2013-04-24 | 湖南康力新材料科技有限责任公司 | 一种高磁导率低功耗铁硅铝磁粉芯的制造方法 |
JP2014122406A (ja) * | 2012-12-21 | 2014-07-03 | Nihon Ceratec Co Ltd | 金属−セラミックス複合材料およびその製造方法 |
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CN104974523A (zh) * | 2015-05-21 | 2015-10-14 | 郑州大学 | 一种低热膨胀系数Zr2WP2O12/聚酰亚胺复合材料及其制备方法 |
CN108074878A (zh) * | 2016-11-16 | 2018-05-25 | Tdk株式会社 | 复合磁性密封材料及使用其的电子电路封装体 |
CN108145151A (zh) * | 2017-11-28 | 2018-06-12 | 合肥博微田村电气有限公司 | 一种耐腐蚀性高磁导率绝缘金属粉末的原位反应制备方法 |
CN108461247A (zh) * | 2018-04-27 | 2018-08-28 | 合肥博微田村电气有限公司 | 一种无机绝缘包覆制备金属软磁粉末的方法 |
CN109326405A (zh) * | 2018-09-26 | 2019-02-12 | 合肥博微田村电气有限公司 | 一种高导热绝缘软磁金属粉末的制备方法及软磁金属粉末 |
CN109411175A (zh) * | 2018-12-19 | 2019-03-01 | 合肥博微田村电气有限公司 | 一种高磁导率的电感用软磁粉末生产方法及软磁粉末 |
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2020
- 2020-04-14 CN CN202010290472.0A patent/CN111590065B/zh active Active
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5919720A (en) * | 1997-04-15 | 1999-07-06 | State Of Oregon Acting By And Through The State Board Of Higher Education On Behalf Of Oregon State University | Materials with low or negative thermal expansion |
CN1518011A (zh) * | 2002-12-26 | 2004-08-04 | ������������ʽ���� | 金属粉末及使用该金属粉末的压粉磁芯 |
CN103065786A (zh) * | 2011-10-22 | 2013-04-24 | 湖南康力新材料科技有限责任公司 | 一种高磁导率低功耗铁硅铝磁粉芯的制造方法 |
JP2014122406A (ja) * | 2012-12-21 | 2014-07-03 | Nihon Ceratec Co Ltd | 金属−セラミックス複合材料およびその製造方法 |
KR20140137175A (ko) * | 2013-05-22 | 2014-12-02 | 목포대학교산학협력단 | Zr2WP2O12 세라믹스의 제조방법 |
CN104974523A (zh) * | 2015-05-21 | 2015-10-14 | 郑州大学 | 一种低热膨胀系数Zr2WP2O12/聚酰亚胺复合材料及其制备方法 |
CN108074878A (zh) * | 2016-11-16 | 2018-05-25 | Tdk株式会社 | 复合磁性密封材料及使用其的电子电路封装体 |
CN108145151A (zh) * | 2017-11-28 | 2018-06-12 | 合肥博微田村电气有限公司 | 一种耐腐蚀性高磁导率绝缘金属粉末的原位反应制备方法 |
CN108461247A (zh) * | 2018-04-27 | 2018-08-28 | 合肥博微田村电气有限公司 | 一种无机绝缘包覆制备金属软磁粉末的方法 |
CN109326405A (zh) * | 2018-09-26 | 2019-02-12 | 合肥博微田村电气有限公司 | 一种高导热绝缘软磁金属粉末的制备方法及软磁金属粉末 |
CN109411175A (zh) * | 2018-12-19 | 2019-03-01 | 合肥博微田村电气有限公司 | 一种高磁导率的电感用软磁粉末生产方法及软磁粉末 |
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Address after: 230601 workshop 2, tianmenhu Industrial Park, 150m south of the intersection of Tianmen road and Jinxiu Avenue, Hefei Economic and Technological Development Zone, Anhui Province Applicant after: Anhui Bowei New Magnetic Technology Co.,Ltd. Address before: 230601 workshop 2, tianmenhu Industrial Park, 150 meters south of the intersection of Tianmen road and Jinxiu Avenue, Shushan Economic and Technological Development Zone, Hefei City, Anhui Province Applicant before: Anhui Bowei New Magnetic Technology Co.,Ltd. |
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Address after: 230601 workshop 2, tianmenhu Industrial Park, 150 meters south of the intersection of Tianmen road and Jinxiu Avenue, Hefei Economic and Technological Development Zone, Anhui Province Patentee after: Anhui Xinci Technology Co.,Ltd. Country or region after: China Address before: 230601 workshop 2, tianmenhu Industrial Park, 150 meters south of the intersection of Tianmen road and Jinxiu Avenue, Hefei Economic and Technological Development Zone, Anhui Province Patentee before: Anhui Bowei New Magnetic Technology Co.,Ltd. Country or region before: China |