ATE124165T1 - Verfahren zur modifizierung von magnetmaterialien und magnetmaterialien daraus. - Google Patents

Verfahren zur modifizierung von magnetmaterialien und magnetmaterialien daraus.

Info

Publication number
ATE124165T1
ATE124165T1 AT91311867T AT91311867T ATE124165T1 AT E124165 T1 ATE124165 T1 AT E124165T1 AT 91311867 T AT91311867 T AT 91311867T AT 91311867 T AT91311867 T AT 91311867T AT E124165 T1 ATE124165 T1 AT E124165T1
Authority
AT
Austria
Prior art keywords
magnetic materials
intermetallic compound
modifying
iron
groups
Prior art date
Application number
AT91311867T
Other languages
English (en)
Inventor
John Michael David Coey
Hong Sun
David Patrick Hurley
Original Assignee
Trinity College Dublin
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
Priority claimed from IE464490A external-priority patent/IE67889B1/en
Application filed by Trinity College Dublin filed Critical Trinity College Dublin
Application granted granted Critical
Publication of ATE124165T1 publication Critical patent/ATE124165T1/de

Links

Classifications

    • 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
    • H01F1/058—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IVa elements, e.g. Gd2Fe14C
    • 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
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
    • 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
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/60—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using solids, e.g. powders, pastes
    • C23C8/62—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using solids, e.g. powders, pastes only one element being applied
    • C23C8/64—Carburising
    • C23C8/66—Carburising of ferrous surfaces
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Power Engineering (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Hard Magnetic Materials (AREA)
  • Soft Magnetic Materials (AREA)
  • Compounds Of Iron (AREA)
AT91311867T 1990-12-21 1991-12-20 Verfahren zur modifizierung von magnetmaterialien und magnetmaterialien daraus. ATE124165T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
IE464490A IE67889B1 (en) 1990-12-21 1990-12-21 Improved magnetic materials and processes for their production
IE67191 1991-02-28
IE328191 1991-09-18

Publications (1)

Publication Number Publication Date
ATE124165T1 true ATE124165T1 (de) 1995-07-15

Family

ID=27270320

Family Applications (1)

Application Number Title Priority Date Filing Date
AT91311867T ATE124165T1 (de) 1990-12-21 1991-12-20 Verfahren zur modifizierung von magnetmaterialien und magnetmaterialien daraus.

Country Status (9)

Country Link
EP (1) EP0493019B1 (de)
JP (1) JPH06145880A (de)
AT (1) ATE124165T1 (de)
CA (1) CA2058283A1 (de)
DE (1) DE69110644T2 (de)
DK (1) DK0493019T3 (de)
ES (1) ES2074237T3 (de)
GR (1) GR3017387T3 (de)
PT (1) PT99903A (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4116857A1 (de) * 1991-05-23 1992-11-26 Siemens Ag Magnetmaterial mit thmn(pfeil abwaerts)1(pfeil abwaerts)(pfeil abwaerts)2(pfeil abwaerts)-kristallstruktur und verfahren zu dessen herstellung
GB9217760D0 (en) * 1992-08-21 1992-10-07 Martinex R & D Inc Permanent manget material containing a rare-earth element,iron,nitrogen & carbon
US5403408A (en) * 1992-10-19 1995-04-04 Inland Steel Company Non-uniaxial permanent magnet material
DE4243048A1 (de) * 1992-12-18 1994-06-23 Siemens Ag Verfahren zur Herstellung eines hartmagnetischen Materials auf Basis des Stoffsystems Sm-Fe-C
FR2704087A1 (fr) * 1993-04-13 1994-10-21 Rhone Poulenc Chimie Compositions d'alliages intermétalliques pour la fabrication d'aimants permanents à base de terres rares, de fer et d'un additif métallique, procédé de synthèse et utilisations.
EP1589544A4 (de) * 2003-01-28 2008-03-26 Tdk Corp Harte magnetische zusammensetzung, permanentmagnetpulver,verfahren für ein permanentmagnetpulver und gebondeter magnet
JP5055345B2 (ja) * 2009-11-30 2012-10-24 株式会社日立製作所 強磁性化合物磁石
JP5752425B2 (ja) * 2011-01-11 2015-07-22 株式会社日立製作所 希土類磁石
JP6248689B2 (ja) * 2014-02-20 2017-12-20 日立金属株式会社 強磁性合金およびその製造方法
WO2017211921A1 (en) 2016-06-10 2017-12-14 Basf Se Magnetocaloric materials comprising manganese, iron, silicon, phosphorus and carbon

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5910562B2 (ja) * 1978-11-14 1984-03-09 セイコーエプソン株式会社 金属間化合物磁石
CN1007847B (zh) * 1984-12-24 1990-05-02 住友特殊金属株式会社 制造具有改进耐蚀性磁铁的方法
US4753675A (en) * 1986-10-17 1988-06-28 Ovonic Synthetic Materials, Inc. Method of preparing a magnetic material
JP3057448B2 (ja) * 1988-05-26 2000-06-26 信越化学工業株式会社 希土類永久磁石
FR2634775B1 (fr) * 1988-07-29 1990-09-14 Bull Sa Procede d'obtention d'un materiau magnetique transparent a la lumiere et de forte resistivite
NL8901168A (nl) * 1989-05-10 1990-12-03 Philips Nv Hardmagnetisch materiaal en magneet vervaardigd uit dit hardmagnetische materiaal.

Also Published As

Publication number Publication date
CA2058283A1 (en) 1992-06-22
DK0493019T3 (da) 1995-11-20
EP0493019A3 (en) 1992-11-19
DE69110644T2 (de) 1995-12-14
GR3017387T3 (en) 1995-12-31
EP0493019A2 (de) 1992-07-01
ES2074237T3 (es) 1995-09-01
DE69110644D1 (de) 1995-07-27
PT99903A (pt) 1992-12-31
EP0493019B1 (de) 1995-06-21
JPH06145880A (ja) 1994-05-27

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee