CN103065787A - 一种制备烧结钕铁硼磁体的方法 - Google Patents
一种制备烧结钕铁硼磁体的方法 Download PDFInfo
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- CN103065787A CN103065787A CN2012105762074A CN201210576207A CN103065787A CN 103065787 A CN103065787 A CN 103065787A CN 2012105762074 A CN2012105762074 A CN 2012105762074A CN 201210576207 A CN201210576207 A CN 201210576207A CN 103065787 A CN103065787 A CN 103065787A
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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
- H01F1/032—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 hard-magnetic materials
- H01F1/04—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 hard-magnetic materials metals or alloys
- H01F1/047—Alloys characterised by their composition
- H01F1/053—Alloys characterised by their composition containing rare earth metals
- H01F1/055—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5
- H01F1/057—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B
- H01F1/0571—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes
- H01F1/0575—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes pressed, sintered or bonded together
- H01F1/0577—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes pressed, sintered or bonded together sintered
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C28/00—Alloys based on a metal not provided for in groups C22C5/00 - C22C27/00
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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
- C22C38/002—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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- 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
- C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
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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
- C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
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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
- C22C38/16—Ferrous alloys, e.g. steel alloys containing copper
-
- 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
- H01F41/0266—Moulding; Pressing
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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
- H01F41/0273—Imparting anisotropy
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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
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/24—After-treatment of workpieces or articles
- B22F2003/248—Thermal after-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
- B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
- B22F2998/10—Processes characterised by the sequence of their steps
-
- 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
- B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy
-
- 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
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/023—Hydrogen absorption
-
- 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
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Crystallography & Structural Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Hard Magnetic Materials (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
Abstract
Description
Claims (5)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210576207.4A CN103065787B (zh) | 2012-12-26 | 2012-12-26 | 一种制备烧结钕铁硼磁体的方法 |
PCT/CN2013/000059 WO2014101247A1 (zh) | 2012-12-26 | 2013-01-21 | 一种制备烧结钕铁硼磁体的方法 |
US14/542,535 US9728311B2 (en) | 2012-12-26 | 2014-11-14 | Method for preparing neodymium-iron-boron (Nd—Fe—B)-based sintered magnet |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210576207.4A CN103065787B (zh) | 2012-12-26 | 2012-12-26 | 一种制备烧结钕铁硼磁体的方法 |
Publications (2)
Publication Number | Publication Date |
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CN103065787A true CN103065787A (zh) | 2013-04-24 |
CN103065787B CN103065787B (zh) | 2015-10-28 |
Family
ID=48108368
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201210576207.4A Active CN103065787B (zh) | 2012-12-26 | 2012-12-26 | 一种制备烧结钕铁硼磁体的方法 |
Country Status (3)
Country | Link |
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US (1) | US9728311B2 (zh) |
CN (1) | CN103065787B (zh) |
WO (1) | WO2014101247A1 (zh) |
Cited By (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103426624A (zh) * | 2013-08-14 | 2013-12-04 | 林建强 | 钕铁硼永磁体的制备方法 |
CN104269238A (zh) * | 2014-09-30 | 2015-01-07 | 宁波科田磁业有限公司 | 一种高性能烧结钕铁硼磁体和制备方法 |
CN104752013A (zh) * | 2013-12-27 | 2015-07-01 | 比亚迪股份有限公司 | 一种稀土永磁材料及其制备方法 |
CN105761925A (zh) * | 2016-04-18 | 2016-07-13 | 中钢集团安徽天源科技股份有限公司 | 一种钬铁镓共晶掺杂制备高性能钕铁硼磁体的方法 |
CN106252009A (zh) * | 2016-07-26 | 2016-12-21 | 浙江大学 | 一种基于稀土氢化物添加的高性能富La/Ce/Y稀土永磁体及其制备方法 |
CN106653269A (zh) * | 2016-12-20 | 2017-05-10 | 山西大缙华磁性材料有限公司 | 制作高一致性烧结钕铁硼永磁体的工艺方法及其工装 |
CN107742564A (zh) * | 2017-10-31 | 2018-02-27 | 中钢集团安徽天源科技股份有限公司 | 一种高镝辅合金添加制备低成本钕铁硼磁体的方法 |
CN108735413A (zh) * | 2018-05-18 | 2018-11-02 | 宁波科田磁业有限公司 | 一种含Tb高性能高矫顽力磁体及其制备方法 |
CN109192426A (zh) * | 2018-09-05 | 2019-01-11 | 福建省长汀金龙稀土有限公司 | 含有Tb和Hf的R-Fe-B系烧结磁体及其制备方法 |
CN109509628A (zh) * | 2018-12-21 | 2019-03-22 | 宁波韵升股份有限公司 | 一种烧结钕铁硼复合粉料的制备方法 |
CN109585113A (zh) * | 2018-11-30 | 2019-04-05 | 宁波韵升股份有限公司 | 一种烧结钕铁硼磁体的制备方法 |
CN111636035A (zh) * | 2020-06-11 | 2020-09-08 | 福建省长汀金龙稀土有限公司 | 重稀土合金、钕铁硼永磁材料、原料和制备方法 |
CN112435820A (zh) * | 2020-11-18 | 2021-03-02 | 宁波金鸡强磁股份有限公司 | 一种高性能烧结钕铁硼磁体及其制备方法 |
CN112768167A (zh) * | 2020-12-23 | 2021-05-07 | 宁波科星材料科技有限公司 | 一种钕铁硼永磁体的制备方法 |
CN113496818A (zh) * | 2020-03-19 | 2021-10-12 | 中华人民共和国北仑海关 | 一种钕铁硼的制备方法 |
CN113571280A (zh) * | 2021-07-23 | 2021-10-29 | 包头天和磁材科技股份有限公司 | 钕铁硼磁体粗粉助剂及制备方法、用途和磁体的制备方法 |
CN113948263A (zh) * | 2021-10-08 | 2022-01-18 | 宁波市合美达新材料有限公司 | 一种钕铁硼材料及其制备方法 |
CN114864259A (zh) * | 2022-04-14 | 2022-08-05 | 浙江大学 | 通过1:2相提高混合稀土永磁材料抗蚀性的多元晶界重构方法 |
Families Citing this family (7)
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CN103219117B (zh) * | 2013-05-05 | 2016-04-06 | 沈阳中北真空磁电科技有限公司 | 一种双合金钕铁硼稀土永磁材料及制造方法 |
CN104952607A (zh) * | 2015-06-16 | 2015-09-30 | 北京科技大学 | 晶界为低熔点轻稀土-铜合金的钕铁硼磁体的制备方法 |
CN105632748B (zh) * | 2015-12-25 | 2019-01-11 | 宁波韵升股份有限公司 | 一种提高烧结钕铁硼薄片磁体磁性能的方法 |
KR102093491B1 (ko) * | 2017-11-28 | 2020-03-25 | 주식회사 엘지화학 | 소결 자석의 제조 방법 및 소결 자석 |
CN110491616B (zh) * | 2019-07-19 | 2022-04-19 | 宁波可可磁业股份有限公司 | 一种钕铁硼磁性材料及其制备方法 |
CN112447350B (zh) * | 2019-08-29 | 2024-05-07 | 比亚迪股份有限公司 | 一种稀土永磁体及其制备方法 |
FR3133700A1 (fr) * | 2022-03-16 | 2023-09-22 | Commissariat à l'Energie Atomique et aux Energies Alternatives | Procédé de fabrication d’un aimant à partir d’aimants recyclés |
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CN100356487C (zh) * | 2005-06-06 | 2007-12-19 | 浙江大学 | 一种烧结钕铁硼磁体的制备方法 |
CN101266857A (zh) * | 2007-12-24 | 2008-09-17 | 中国石油大学(华东) | 纳米钛粉改性提高烧结钕铁硼矫顽力和工作温度方法 |
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2014
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CN1157464A (zh) * | 1996-02-13 | 1997-08-20 | 中美合资北京奥瑞特磁体材料有限公司 | 高性能稀土金属-过渡金属-硼烧结磁体的制造方法 |
CN101006534A (zh) * | 2005-04-15 | 2007-07-25 | 株式会社新王磁材 | 稀土类烧结磁铁及其制造方法 |
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Cited By (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103426624A (zh) * | 2013-08-14 | 2013-12-04 | 林建强 | 钕铁硼永磁体的制备方法 |
CN103426624B (zh) * | 2013-08-14 | 2015-12-02 | 林建强 | 钕铁硼永磁体的制备方法 |
CN104752013A (zh) * | 2013-12-27 | 2015-07-01 | 比亚迪股份有限公司 | 一种稀土永磁材料及其制备方法 |
EP3087573A4 (en) * | 2013-12-27 | 2017-08-30 | BYD Company Limited | Rare earth permanent magnetic material and method of preparing the same |
CN104269238A (zh) * | 2014-09-30 | 2015-01-07 | 宁波科田磁业有限公司 | 一种高性能烧结钕铁硼磁体和制备方法 |
CN104269238B (zh) * | 2014-09-30 | 2017-02-22 | 宁波科田磁业有限公司 | 一种高性能烧结钕铁硼磁体和制备方法 |
CN105761925A (zh) * | 2016-04-18 | 2016-07-13 | 中钢集团安徽天源科技股份有限公司 | 一种钬铁镓共晶掺杂制备高性能钕铁硼磁体的方法 |
CN106252009A (zh) * | 2016-07-26 | 2016-12-21 | 浙江大学 | 一种基于稀土氢化物添加的高性能富La/Ce/Y稀土永磁体及其制备方法 |
CN106653269A (zh) * | 2016-12-20 | 2017-05-10 | 山西大缙华磁性材料有限公司 | 制作高一致性烧结钕铁硼永磁体的工艺方法及其工装 |
CN106653269B (zh) * | 2016-12-20 | 2018-10-23 | 山西大缙华磁性材料有限公司 | 制作高一致性烧结钕铁硼永磁体的工艺方法及其工装 |
CN107742564A (zh) * | 2017-10-31 | 2018-02-27 | 中钢集团安徽天源科技股份有限公司 | 一种高镝辅合金添加制备低成本钕铁硼磁体的方法 |
CN108735413A (zh) * | 2018-05-18 | 2018-11-02 | 宁波科田磁业有限公司 | 一种含Tb高性能高矫顽力磁体及其制备方法 |
CN109192426A (zh) * | 2018-09-05 | 2019-01-11 | 福建省长汀金龙稀土有限公司 | 含有Tb和Hf的R-Fe-B系烧结磁体及其制备方法 |
CN109585113A (zh) * | 2018-11-30 | 2019-04-05 | 宁波韵升股份有限公司 | 一种烧结钕铁硼磁体的制备方法 |
CN109509628B (zh) * | 2018-12-21 | 2020-10-23 | 宁波韵升股份有限公司 | 一种烧结钕铁硼复合粉料的制备方法 |
CN109509628A (zh) * | 2018-12-21 | 2019-03-22 | 宁波韵升股份有限公司 | 一种烧结钕铁硼复合粉料的制备方法 |
CN113496818A (zh) * | 2020-03-19 | 2021-10-12 | 中华人民共和国北仑海关 | 一种钕铁硼的制备方法 |
CN111636035A (zh) * | 2020-06-11 | 2020-09-08 | 福建省长汀金龙稀土有限公司 | 重稀土合金、钕铁硼永磁材料、原料和制备方法 |
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CN103065787B (zh) | 2015-10-28 |
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US20150071810A1 (en) | 2015-03-12 |
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