CN106463223A - RFeB系磁体及RFeB系磁体的制造方法 - Google Patents

RFeB系磁体及RFeB系磁体的制造方法 Download PDF

Info

Publication number
CN106463223A
CN106463223A CN201580030244.7A CN201580030244A CN106463223A CN 106463223 A CN106463223 A CN 106463223A CN 201580030244 A CN201580030244 A CN 201580030244A CN 106463223 A CN106463223 A CN 106463223A
Authority
CN
China
Prior art keywords
rfeb
sintered magnet
rare earth
based sintered
earth element
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201580030244.7A
Other languages
English (en)
Chinese (zh)
Inventor
沟口彻彦
佐川真人
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Inta Metal K K
Daido Steel Co Ltd
Original Assignee
Inta Metal K K
Daido Steel Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Inta Metal K K, Daido Steel Co Ltd filed Critical Inta Metal K K
Publication of CN106463223A publication Critical patent/CN106463223A/zh
Pending legal-status Critical Current

Links

Classifications

    • 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
    • H01F41/0293—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 diffusion of rare earth elements, e.g. Tb, Dy or Ho, into permanent magnets
    • 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
    • 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
    • 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
    • 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
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • 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
    • 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
    • C22C38/10—Ferrous alloys, e.g. steel alloys containing cobalt
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C10/00—Solid state diffusion of only metal elements or silicon into metallic material surfaces
    • C23C10/28—Solid state diffusion of only metal elements or silicon into metallic material surfaces using solids, e.g. powders, pastes
    • C23C10/30—Solid state diffusion of only metal elements or silicon into metallic material surfaces using solids, e.g. powders, pastes using a layer of powder or paste on the surface

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Powder Metallurgy (AREA)
  • Hard Magnetic Materials (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
CN201580030244.7A 2014-06-02 2015-05-25 RFeB系磁体及RFeB系磁体的制造方法 Pending CN106463223A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2014-113868 2014-06-02
JP2014113868A JP2015228431A (ja) 2014-06-02 2014-06-02 ＲＦｅＢ系磁石及びＲＦｅＢ系磁石の製造方法
PCT/JP2015/064886 WO2015186550A1 (ja) 2014-06-02 2015-05-25 ＲＦｅＢ系磁石及びＲＦｅＢ系磁石の製造方法

Publications (1)

Publication Number Publication Date
CN106463223A true CN106463223A (zh) 2017-02-22

Family

ID=54766624

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201580030244.7A Pending CN106463223A (zh) 2014-06-02 2015-05-25 RFeB系磁体及RFeB系磁体的制造方法

Country Status (5)

Country Link
US (1) US20170194094A1 (enExample)
EP (1) EP3151252A4 (enExample)
JP (1) JP2015228431A (enExample)
CN (1) CN106463223A (enExample)
WO (1) WO2015186550A1 (enExample)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111145972A (zh) * 2018-11-06 2020-05-12 大同特殊钢株式会社 RFeB系烧结磁体及其制造方法
CN111653404A (zh) * 2020-05-27 2020-09-11 烟台正海磁性材料股份有限公司 一种钕铁硼磁体及其制备方法和应用
WO2022006973A1 (zh) * 2020-07-10 2022-01-13 瑞声声学科技(深圳)有限公司 NdFeB 系磁粉、 NdFeB 系烧结磁体及制备方法
WO2024139182A1 (zh) * 2022-12-30 2024-07-04 烟台正海磁性材料股份有限公司 大尺寸R-Fe-B烧结磁体及其制备方法和应用

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109935462B (zh) * 2019-03-12 2022-02-11 宁波雄海稀土速凝技术有限公司 晶界扩散重稀土钕铁硼磁体的制备方法及其钕铁硼磁体
CN112908672B (zh) * 2020-01-21 2024-02-09 福建省金龙稀土股份有限公司 一种R-Fe-B系稀土烧结磁体的晶界扩散处理方法
JP7715511B2 (ja) * 2020-03-25 2025-07-30 Tdk株式会社 希土類永久磁石及びこれを備える回転電機
CN115602399B (zh) * 2021-06-28 2025-11-14 烟台正海磁性材料股份有限公司 一种R-Fe-B烧结磁体及其制备方法和应用
CN120048614B (zh) * 2023-11-27 2025-11-28 烟台正海磁性材料股份有限公司 一种具有晶粒尺寸梯度的烧结Re-Fe-B永磁体及其制备方法和应用

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62132302A (ja) * 1985-12-04 1987-06-15 Sumitomo Metal Mining Co Ltd 希土類−鉄−ホウ素系合金粉末及びその製法
CN101911227A (zh) * 2008-01-11 2010-12-08 因太金属株式会社 NdFeB烧结磁体的制造方法和NdFeB烧结磁体
CN103443885A (zh) * 2011-03-10 2013-12-11 丰田自动车株式会社 稀土磁体及其制造方法
CN103617884A (zh) * 2013-12-11 2014-03-05 北京科技大学 一种烧结NdFeB磁体的重稀土附着方法
CN103650073A (zh) * 2011-12-27 2014-03-19 因太金属株式会社 NdFeB系烧结磁体和该NdFeB系烧结磁体的制造方法
CN103797549A (zh) * 2011-12-27 2014-05-14 因太金属株式会社 NdFeB系烧结磁体

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9818515B2 (en) * 2008-12-01 2017-11-14 Zhejiang University Modified Nd—Fe—B permanent magnet with high corrosion resistance
US9589714B2 (en) * 2009-07-10 2017-03-07 Intermetallics Co., Ltd. Sintered NdFeB magnet and method for manufacturing the same
JP2011258935A (ja) * 2010-05-14 2011-12-22 Shin Etsu Chem Co Ltd Ｒ−ｔ−ｂ系希土類焼結磁石

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62132302A (ja) * 1985-12-04 1987-06-15 Sumitomo Metal Mining Co Ltd 希土類−鉄−ホウ素系合金粉末及びその製法
CN101911227A (zh) * 2008-01-11 2010-12-08 因太金属株式会社 NdFeB烧结磁体的制造方法和NdFeB烧结磁体
CN103443885A (zh) * 2011-03-10 2013-12-11 丰田自动车株式会社 稀土磁体及其制造方法
CN103650073A (zh) * 2011-12-27 2014-03-19 因太金属株式会社 NdFeB系烧结磁体和该NdFeB系烧结磁体的制造方法
CN103797549A (zh) * 2011-12-27 2014-05-14 因太金属株式会社 NdFeB系烧结磁体
CN103617884A (zh) * 2013-12-11 2014-03-05 北京科技大学 一种烧结NdFeB磁体的重稀土附着方法

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111145972A (zh) * 2018-11-06 2020-05-12 大同特殊钢株式会社 RFeB系烧结磁体及其制造方法
CN111653404A (zh) * 2020-05-27 2020-09-11 烟台正海磁性材料股份有限公司 一种钕铁硼磁体及其制备方法和应用
CN111653404B (zh) * 2020-05-27 2022-11-15 烟台正海磁性材料股份有限公司 一种钕铁硼磁体及其制备方法和应用
WO2022006973A1 (zh) * 2020-07-10 2022-01-13 瑞声声学科技(深圳)有限公司 NdFeB 系磁粉、 NdFeB 系烧结磁体及制备方法
WO2024139182A1 (zh) * 2022-12-30 2024-07-04 烟台正海磁性材料股份有限公司 大尺寸R-Fe-B烧结磁体及其制备方法和应用
KR20240149957A (ko) * 2022-12-30 2024-10-15 얀타이 정하이 마그네틱 머티리얼 컴퍼니 리미티드 대형 R-Fe-B 소결 자석 및 이의 제조 방법과 응용
KR102858394B1 (ko) 2022-12-30 2025-09-10 얀타이 정하이 마그네틱 머티리얼 컴퍼니 리미티드 대형 R-Fe-B 소결 자석 및 이의 제조 방법과 응용

Also Published As

Publication number Publication date
EP3151252A1 (en) 2017-04-05
JP2015228431A (ja) 2015-12-17
WO2015186550A1 (ja) 2015-12-10
EP3151252A4 (en) 2017-07-05
US20170194094A1 (en) 2017-07-06

Similar Documents

Publication Publication Date Title
CN106463223A (zh) RFeB系磁体及RFeB系磁体的制造方法
CN102483979B (zh) NdFeB烧结磁铁的制造方法
CN109478452B (zh) R－t－b系烧结磁体
EP1981043B1 (en) R-Fe-B RARE-EARTH SINTERED MAGNET AND PROCESS FOR PRODUCING THE SAME
KR101338663B1 (ko) NdFeB계 소결 자석 및 상기 NdFeB계 소결 자석의 제조 방법
CN103650072B (zh) NdFeB系烧结磁体
JP3960966B2 (ja) 耐熱性希土類磁石の製造方法
JP6202722B2 (ja) Ｒ−ｔ−ｂ系希土類焼結磁石、ｒ−ｔ−ｂ系希土類焼結磁石の製造方法
CN103582715B (zh) R-t-b系稀土族烧结磁铁用合金、r-t-b系稀土族烧结磁铁用合金的制造方法、r-t-b系稀土族烧结磁铁用合金材料、r-t-b系稀土族烧结磁铁、r-t-b系稀土族烧结磁铁的制造方法和电动机
CN104051101B (zh) 一种稀土永磁体及其制备方法
CN109585110B (zh) R-t-b系烧结磁铁用合金以及r-t-b系烧结磁铁
CN103797549B (zh) NdFeB系烧结磁体
CN104221100B (zh) NdFeB系烧结磁体
JP2019036707A (ja) Ｒ−ｔ−ｂ系焼結永久磁石
CN104584148B (zh) NdFeB系烧结磁体
EP3330978A1 (en) Sintered body for forming rare earth magnet, and rare earth sintered magnet
CN112119475B (zh) 稀土烧结永磁体的制造方法
EP3425643B1 (en) Rfeb-based magnet and method for producing rfeb-based magnet
CN103503087B (zh) NdFeB系烧结磁体
WO2014148356A1 (ja) ＲＦｅＢ系焼結磁石製造方法及びＲＦｅＢ系焼結磁石
JP2024078303A (ja) ＲＦｅＢ系磁石の製造方法

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20170222

WD01 Invention patent application deemed withdrawn after publication