CN105189805B - R‑t‑b系磁体用原料合金 - Google Patents

R‑t‑b系磁体用原料合金 Download PDF

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Publication number
CN105189805B
CN105189805B CN201480023759.XA CN201480023759A CN105189805B CN 105189805 B CN105189805 B CN 105189805B CN 201480023759 A CN201480023759 A CN 201480023759A CN 105189805 B CN105189805 B CN 105189805B
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China
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phases
magnet
rich
alloy
principal phase
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CN201480023759.XA
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English (en)
Chinese (zh)
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CN105189805A (zh
Inventor
清水隆之
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Santoku Corp
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Santoku Corp
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Classifications

    • 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
    • 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
    • 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
    • B22F9/06—Making metallic powder or suspensions thereof using physical processes starting from liquid material
    • B22F9/08—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Power Engineering (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Hard Magnetic Materials (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Powder Metallurgy (AREA)
CN201480023759.XA 2013-04-24 2014-04-15 R‑t‑b系磁体用原料合金 Active CN105189805B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2013-090819 2013-04-24
JP2013090819 2013-04-24
PCT/JP2014/002123 WO2014174795A1 (fr) 2013-04-24 2014-04-15 Alliage de matériau brut pour aimant à base de r-t-b

Publications (2)

Publication Number Publication Date
CN105189805A CN105189805A (zh) 2015-12-23
CN105189805B true CN105189805B (zh) 2017-06-30

Family

ID=51791384

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201480023759.XA Active CN105189805B (zh) 2013-04-24 2014-04-15 R‑t‑b系磁体用原料合金

Country Status (3)

Country Link
JP (1) JP6005263B2 (fr)
CN (1) CN105189805B (fr)
WO (1) WO2014174795A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108133796B (zh) * 2017-12-11 2019-10-22 北京科技大学 一种烧结磁体用钕铁硼磁粉的制备方法
CN108831648A (zh) * 2018-06-21 2018-11-16 宁波招宝磁业有限公司 喷雾干燥制备高性能烧结钕铁硼磁体的方法
JP7251157B2 (ja) * 2019-01-16 2023-04-04 Tdk株式会社 希土類磁石用原料合金の評価方法、希土類磁石用原料合金の評価装置および希土類磁石の製造方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013008756A1 (fr) * 2011-07-08 2013-01-17 昭和電工株式会社 Alliage pour aimant fritté aux terres rares à base de r-t-b, procédé de production d'un alliage pour aimant fritté aux terres rares à base de r-t-b, matériau d'alliage pour aimant fritté aux terres rares à base de r-t-b, aimant fritté aux terres rares à base de r-t-b, procédé de production d'un aimant fritté aux terres rares à base de r-t-b, et moteur

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2817624B2 (ja) * 1994-06-29 1998-10-30 昭和電工株式会社 希土類磁石合金の製造方法
JP3536943B2 (ja) * 1994-12-21 2004-06-14 昭和電工株式会社 希土類磁石用合金及びその製造方法
JPH08264363A (ja) * 1995-03-24 1996-10-11 Hitachi Metals Ltd 希土類永久磁石の製造方法
JP4106099B2 (ja) * 1995-03-29 2008-06-25 日立金属株式会社 Ｒ−Ｆｅ−Ｂ系磁石合金用鋳片の製造方法
WO2002099823A1 (fr) * 2001-05-30 2002-12-12 Sumitomo Special Metals Co., Ltd. Procede pour produire un produit compact fritte destine a un aimant d'alliage de terres rares
JP4442597B2 (ja) * 2001-06-22 2010-03-31 日立金属株式会社 希土類磁石およびその製造方法
JP4689652B2 (ja) * 2002-11-22 2011-05-25 昭和電工株式会社 Ｒ−ｔ−ｂ系磁石合金の金属組織評価方法
WO2005105343A1 (fr) * 2004-04-30 2005-11-10 Neomax Co., Ltd. Méthodes pour produire un alliage de matière première pour une poudre d'aimant rare sur la terre et aimant fritté
JPWO2009075351A1 (ja) * 2007-12-13 2011-04-28 昭和電工株式会社 Ｒ−ｔ−ｂ系合金及びｒ−ｔ−ｂ系合金の製造方法、ｒ−ｔ−ｂ系希土類永久磁石用微粉、ｒ−ｔ−ｂ系希土類永久磁石
JP2011199069A (ja) * 2010-03-19 2011-10-06 Tdk Corp 希土類焼結磁石の製造方法及び希土類焼結磁石用材料
JP5753481B2 (ja) * 2011-11-28 2015-07-22 中央電気工業株式会社 希土類系合金およびその製造方法

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013008756A1 (fr) * 2011-07-08 2013-01-17 昭和電工株式会社 Alliage pour aimant fritté aux terres rares à base de r-t-b, procédé de production d'un alliage pour aimant fritté aux terres rares à base de r-t-b, matériau d'alliage pour aimant fritté aux terres rares à base de r-t-b, aimant fritté aux terres rares à base de r-t-b, procédé de production d'un aimant fritté aux terres rares à base de r-t-b, et moteur

Also Published As

Publication number Publication date
JP6005263B2 (ja) 2016-10-12
JPWO2014174795A1 (ja) 2017-02-23
CN105189805A (zh) 2015-12-23
WO2014174795A1 (fr) 2014-10-30

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SE01 Entry into force of request for substantive examination
C41 Transfer of patent application or patent right or utility model
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Effective date of registration: 20160530

Address after: Wakayama County

Applicant after: Wakayama Rare Earth Co., Ltd.

Address before: Tokyo, Japan, Japan

Applicant before: Chuo Denki Kogyo Co., Ltd.

TA01 Transfer of patent application right

Effective date of registration: 20170524

Address after: Hyogo

Applicant after: Santoku Corp.

Address before: Wakayama County

Applicant before: Wakayama Rare Earth Co., Ltd.

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GR01 Patent grant