DE3678596D1 - Abgeschrecktes permanentmagnetisches material. - Google Patents

Abgeschrecktes permanentmagnetisches material.

Info

Publication number
DE3678596D1
DE3678596D1 DE8686101510T DE3678596T DE3678596D1 DE 3678596 D1 DE3678596 D1 DE 3678596D1 DE 8686101510 T DE8686101510 T DE 8686101510T DE 3678596 T DE3678596 T DE 3678596T DE 3678596 D1 DE3678596 D1 DE 3678596D1
Authority
DE
Germany
Prior art keywords
quarched
magnetic material
permanent magnetic
permanent
quarched permanent
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.)
Expired - Lifetime
Application number
DE8686101510T
Other languages
English (en)
Inventor
Richard Bergeron
Karen Canavan
William R Mccallum
John Keem
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.)
Osmic Inc
Original Assignee
Ovonic Synthetic Materials Co Inc
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=27505491&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3678596(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Ovonic Synthetic Materials Co Inc filed Critical Ovonic Synthetic Materials Co Inc
Application granted granted Critical
Publication of DE3678596D1 publication Critical patent/DE3678596D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y25/00—Nanomagnetism, e.g. magnetoimpedance, anisotropic magnetoresistance, giant magnetoresistance or tunneling magnetoresistance
    • 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
    • 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
    • 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
    • H01F1/0579—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B with exchange spin coupling between hard and soft nanophases, e.g. nanocomposite spring magnets

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Power Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Nanotechnology (AREA)
  • Composite Materials (AREA)
  • Hard Magnetic Materials (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
  • Powder Metallurgy (AREA)
  • Soft Magnetic Materials (AREA)
DE8686101510T 1985-02-25 1986-02-06 Abgeschrecktes permanentmagnetisches material. Expired - Lifetime DE3678596D1 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US70526385A 1985-02-25 1985-02-25
US70734385A 1985-02-25 1985-02-25
US80199685A 1985-11-25 1985-11-25
US81677886A 1986-01-10 1986-01-10

Publications (1)

Publication Number Publication Date
DE3678596D1 true DE3678596D1 (de) 1991-05-16

Family

ID=27505491

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686101510T Expired - Lifetime DE3678596D1 (de) 1985-02-25 1986-02-06 Abgeschrecktes permanentmagnetisches material.

Country Status (7)

Country Link
EP (1) EP0195219B2 (de)
KR (1) KR860006809A (de)
AU (1) AU578518B2 (de)
CA (1) CA1271394A (de)
DE (1) DE3678596D1 (de)
IE (1) IE57358B1 (de)
IN (1) IN166487B (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE68626T1 (de) * 1986-01-10 1991-11-15 Ovonic Synthetic Materials Permanentmagnetische legierung.
EP0260746A1 (de) * 1986-09-17 1988-03-23 Koninklijke Philips Electronics N.V. Verfahren zur Herstellung von Spänen aus magnetischem Material mit Vorzugsrichtung der Kristallite, Späne und Magnete, die daraus hergestellt sind
JP3037699B2 (ja) * 1988-09-30 2000-04-24 日立金属株式会社 耐割れ性及び配向性を改善した温間加工磁石ならびにその製造方法
JP3047239B2 (ja) * 1989-04-14 2000-05-29 日立金属株式会社 温間加工磁石及びその製造方法
US4952251A (en) * 1989-05-23 1990-08-28 Hitachi Metals, Ltd. Magnetically anisotropic hotworked magnet and method of producing same
US5098486A (en) * 1989-05-23 1992-03-24 Hitachi Metals, Ltd. Magnetically anisotropic hotworked magnet and method of producing same
US5026419A (en) * 1989-05-23 1991-06-25 Hitachi Metals, Ltd. Magnetically anisotropic hotworked magnet and method of producing same
GB9215109D0 (en) * 1992-07-16 1992-08-26 Univ Sheffield Magnetic materials and method of making them
US5403408A (en) * 1992-10-19 1995-04-04 Inland Steel Company Non-uniaxial permanent magnet material
US6494968B1 (en) * 1998-02-06 2002-12-17 Toda Kogyo Corporation Lamellar rare earth-iron-boron-based magnet alloy particles, process for producing the same and bonded magnet produced therefrom
JP3186746B2 (ja) 1998-12-28 2001-07-11 セイコーエプソン株式会社 磁石粉末および等方性希土類ボンド磁石
US6500277B1 (en) 1999-06-11 2002-12-31 Seiko Epson Corporation Magnetic powder and isotropic bonded magnet
DE60031914T8 (de) * 1999-06-11 2007-10-31 Seiko Epson Corp. Magnetpulver und isotroper Verbundmagnet
JP3275882B2 (ja) 1999-07-22 2002-04-22 セイコーエプソン株式会社 磁石粉末および等方性ボンド磁石
US6979409B2 (en) 2003-02-06 2005-12-27 Magnequench, Inc. Highly quenchable Fe-based rare earth materials for ferrite replacement
US9272332B2 (en) * 2011-09-29 2016-03-01 GM Global Technology Operations LLC Near net shape manufacturing of rare earth permanent magnets
AU2014344917B2 (en) * 2013-11-05 2018-03-22 Ihi Corporation Rare earth permanent magnet and method for manufacturing rare earth permanent magnet
CN112992458A (zh) * 2021-02-05 2021-06-18 北京工业大学 一种Pr-Fe-(C,B)稀土永磁材料及其制备方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1316375C (en) * 1982-08-21 1993-04-20 Masato Sagawa Magnetic materials and permanent magnets
EP0108474B2 (de) * 1982-09-03 1995-06-21 General Motors Corporation RE-TM-B Legierungen, deren Herstellung und permanent Magnete die solche Legierungen enthalten
DE3380612D1 (en) * 1983-05-06 1989-10-26 Sumitomo Spec Metals Isotropic permanent magnets and process for producing same
AU573895B2 (en) * 1984-09-17 1988-06-23 Ovonic Synthetic Materials Company, Inc. Hard magnetic material

Also Published As

Publication number Publication date
AU578518B2 (en) 1988-10-27
KR860006809A (ko) 1986-09-15
EP0195219A2 (de) 1986-09-24
IE860486L (en) 1986-08-25
AU5387486A (en) 1986-08-28
IN166487B (de) 1990-05-19
EP0195219B1 (de) 1991-04-10
EP0195219A3 (en) 1987-06-16
IE57358B1 (en) 1992-08-12
CA1271394A (en) 1990-07-10
EP0195219B2 (de) 1997-08-20

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8366 Restricted maintained after opposition proceedings
8327 Change in the person/name/address of the patent owner

Owner name: OSMIC, INC. (N.D.GES.D. STAATES DELAWARE), TROY, M