ES2038173T3 - Un metodo para tratamiento termico de imanes permanentes sinterizados. - Google Patents

Un metodo para tratamiento termico de imanes permanentes sinterizados.

Info

Publication number
ES2038173T3
ES2038173T3 ES198787303278T ES87303278T ES2038173T3 ES 2038173 T3 ES2038173 T3 ES 2038173T3 ES 198787303278 T ES198787303278 T ES 198787303278T ES 87303278 T ES87303278 T ES 87303278T ES 2038173 T3 ES2038173 T3 ES 2038173T3
Authority
ES
Spain
Prior art keywords
permanent magnets
heat treatment
sintered permanent
coating
sintered
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
ES198787303278T
Other languages
English (en)
Inventor
Mauri Kalervo Veistinen
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.)
Outokumpu Oyj
Original Assignee
Outokumpu Oyj
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 Outokumpu Oyj filed Critical Outokumpu Oyj
Application granted granted Critical
Publication of ES2038173T3 publication Critical patent/ES2038173T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
    • C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
    • 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
    • H01F1/0536—Alloys characterised by their composition containing rare earth metals sintered
    • 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
    • H01F1/0572—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 with a protective layer
    • 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
    • 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
    • H01F41/026—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 protecting methods against environmental influences, e.g. oxygen, by surface treatment

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
  • Hard Magnetic Materials (AREA)
  • Chemical Vapour Deposition (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)
  • Powder Metallurgy (AREA)
  • Physical Vapour Deposition (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
  • Amplifiers (AREA)
  • Communication Cables (AREA)

Abstract

EN ESTE METODO LOS IMANES PERMANENTES SE RECUBREN MEDIANTE UN METODO DE REVESTIMIENTO DE GAS EN CONEXION CON EL TRATAMIENTO TERMICO. LOS IMANES PERMANENTES SON DE LA FORMA RE2T14B, DONDE RE ES UN METAL DE TIERRA RARA, T ES UN METAL DE TRANSICION Y B ES BORO, Y EL METODO EMPLEADO PARA EL RECUBRIMIENTO DE LOS IMANES PERMANENTES ES EL METODO DE RECUBRIMIENTO DE IONES.
ES198787303278T 1986-05-07 1987-04-14 Un metodo para tratamiento termico de imanes permanentes sinterizados. Expired - Lifetime ES2038173T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI861898A FI861898A7 (fi) 1986-05-07 1986-05-07 Menetelmä metallikappaleiden käsittelemiseksi.

Publications (1)

Publication Number Publication Date
ES2038173T3 true ES2038173T3 (es) 1993-07-16

Family

ID=8522575

Family Applications (1)

Application Number Title Priority Date Filing Date
ES198787303278T Expired - Lifetime ES2038173T3 (es) 1986-05-07 1987-04-14 Un metodo para tratamiento termico de imanes permanentes sinterizados.

Country Status (7)

Country Link
US (1) US4966668A (es)
EP (1) EP0244968B1 (es)
JP (1) JPH0669011B2 (es)
AT (1) ATE84903T1 (es)
DE (1) DE3783647T2 (es)
ES (1) ES2038173T3 (es)
FI (1) FI861898A7 (es)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5087297A (en) * 1991-01-17 1992-02-11 Johnson Matthey Inc. Aluminum target for magnetron sputtering and method of making same
EP0572673B1 (en) * 1991-11-21 1997-06-25 Nisshin Steel Co., Ltd. Method of forming layer of evaporation coating
FR2768551B1 (fr) * 1997-09-12 1999-11-05 Rhodia Chimie Sa Aimant plat comportant une couche de revetement et son procede de preparation
KR100746897B1 (ko) * 2001-12-28 2007-08-07 신에쓰 가가꾸 고교 가부시끼가이샤 희토류 소결 자석 및 희토류 소결 자석의 제조 방법
JP5348109B2 (ja) * 2010-10-28 2013-11-20 Ｔｄｋ株式会社 希土類磁石、希土類磁石の製造方法及び回転機
JP5348110B2 (ja) * 2010-10-28 2013-11-20 Ｔｄｋ株式会社 希土類磁石、希土類磁石の製造方法及び回転機
CN104651779A (zh) * 2015-02-11 2015-05-27 烟台首钢磁性材料股份有限公司 一种用于钕铁硼磁体的镀膜设备及镀膜工艺
CN105931785A (zh) * 2016-07-14 2016-09-07 安徽万磁电子有限公司 一种钆钬离子注入的镀镍钕铁硼磁体及其制备方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2429600A1 (de) * 1973-06-22 1975-01-16 Gen Electric In luft stabile, magnetische materialien und verfahren zu deren herstellung
JPS5681908A (en) * 1980-10-14 1981-07-04 Seiko Epson Corp Rare earth metal intermetallic compound sintered magnet having covered surface
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
JPS61166115A (ja) * 1985-01-18 1986-07-26 Sumitomo Special Metals Co Ltd 耐食性のすぐれた永久磁石の製造方法

Also Published As

Publication number Publication date
EP0244968A3 (en) 1989-01-11
EP0244968B1 (en) 1993-01-20
EP0244968A2 (en) 1987-11-11
JPH0669011B2 (ja) 1994-08-31
US4966668A (en) 1990-10-30
ATE84903T1 (de) 1993-02-15
DE3783647T2 (de) 1993-05-13
FI861898L (fi) 1987-11-08
JPH01125813A (ja) 1989-05-18
DE3783647D1 (de) 1993-03-04
FI861898A0 (fi) 1986-05-07
FI861898A7 (fi) 1987-11-08

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