EP0281295A3 - Procédé et composition pour la production d'un aimant à liant - Google Patents

Procédé et composition pour la production d'un aimant à liant Download PDF

Info

Publication number
EP0281295A3
EP0281295A3 EP88301482A EP88301482A EP0281295A3 EP 0281295 A3 EP0281295 A3 EP 0281295A3 EP 88301482 A EP88301482 A EP 88301482A EP 88301482 A EP88301482 A EP 88301482A EP 0281295 A3 EP0281295 A3 EP 0281295A3
Authority
EP
European Patent Office
Prior art keywords
composition
organic material
cross
bonded magnet
shaped
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.)
Ceased
Application number
EP88301482A
Other languages
German (de)
English (en)
Other versions
EP0281295A2 (fr
Inventor
James Hugh Raistrick
Tatsuya Shimoda
Masaaki Sakata
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.)
Imperial Chemical Industries Ltd
Seiko Epson Corp
Original Assignee
Imperial Chemical Industries Ltd
Seiko Epson Corp
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 GB878704948A external-priority patent/GB8704948D0/en
Priority claimed from GB878710309A external-priority patent/GB8710309D0/en
Priority claimed from GB878727853A external-priority patent/GB8727853D0/en
Application filed by Imperial Chemical Industries Ltd, Seiko Epson Corp filed Critical Imperial Chemical Industries Ltd
Publication of EP0281295A2 publication Critical patent/EP0281295A2/fr
Publication of EP0281295A3 publication Critical patent/EP0281295A3/fr
Ceased legal-status Critical Current

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
    • H01F1/0555—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 pressed, sintered or bonded together
    • H01F1/0558—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 pressed, sintered or bonded together bonded together
    • 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
    • H01F1/0578—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 bonded together
    • 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
    • H01F1/06—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 in the form of particles, e.g. powder
    • H01F1/08—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 in the form of particles, e.g. powder pressed, sintered, or bound together
    • H01F1/083—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 in the form of particles, e.g. powder pressed, sintered, or bound together in a bonding agent

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Hard Magnetic Materials (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
EP88301482A 1987-03-03 1988-02-22 Procédé et composition pour la production d'un aimant à liant Ceased EP0281295A3 (fr)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
GB878704948A GB8704948D0 (en) 1987-03-03 1987-03-03 Composition having magnetic properties
GB878710309A GB8710309D0 (en) 1987-04-30 1987-04-30 Producting bonded magnet
GB8704948 1987-11-27
GB8727853 1987-11-27
GB8710309 1987-11-27
GB878727853A GB8727853D0 (en) 1987-11-27 1987-11-27 Process and composition for producing bonded magnet

Publications (2)

Publication Number Publication Date
EP0281295A2 EP0281295A2 (fr) 1988-09-07
EP0281295A3 true EP0281295A3 (fr) 1990-05-30

Family

ID=27263334

Family Applications (1)

Application Number Title Priority Date Filing Date
EP88301482A Ceased EP0281295A3 (fr) 1987-03-03 1988-02-22 Procédé et composition pour la production d'un aimant à liant

Country Status (4)

Country Link
EP (1) EP0281295A3 (fr)
JP (2) JP2867140B2 (fr)
AU (2) AU601815B2 (fr)
GB (1) GB8804062D0 (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8727851D0 (en) * 1987-11-27 1987-12-31 Ici Plc Process for production of bonded magnet
JPH0616448B2 (ja) * 1988-11-24 1994-03-02 広栄化学工業株式会社 樹脂結合型永久磁石及びそのバインダー
US5002677A (en) * 1989-09-19 1991-03-26 The B. F. Goodrich Company Flexible high energy magnetic blend compositions based on ferrite particles in highly saturated nitrile rubber and methods of processing the same
US5051200A (en) * 1989-09-19 1991-09-24 The B. F. Goodrich Company Flexible high energy magnetic blend compositions based on rare earth magnetic particles in highly saturated nitrile rubber
EP0441616B1 (fr) * 1990-02-09 1994-11-02 Matsushita Electric Industrial Co., Ltd. Aimant anisotropique à liant plastic du type Nd-Fe-B et procédé de sa fabrication
JP3189956B2 (ja) * 1992-05-12 2001-07-16 セイコーエプソン株式会社 希土類ボンド磁石用組成物，希土類ボンド磁石及び希土類ボンド磁石の製造方法
JPH06107773A (ja) * 1992-07-17 1994-04-19 Siemens Ag エポキシ樹脂コンパウンドの製造方法
DE19945619A1 (de) * 1999-09-23 2001-04-19 Bosch Gmbh Robert Preßmasse und Verfahren zur Herstellung eines weichmagnetischen Verbundwerkstoffes mit der Preßmasse
JP3645197B2 (ja) * 2001-06-12 2005-05-11 日東電工株式会社 半導体装置およびそれに用いる半導体封止用エポキシ樹脂組成物
JP3429503B2 (ja) * 2001-08-08 2003-07-22 ソニー株式会社 磁気吸着シート
JP4364487B2 (ja) * 2002-07-15 2009-11-18 パナソニック株式会社 シ−トからフィルムに至る希土類ボンド磁石とそれを用いた永久磁石型モ−タ
JP2006156423A (ja) * 2003-07-09 2006-06-15 Bridgestone Corp ゴム磁石シートおよびゴム磁石シートの製造方法
JP4678186B2 (ja) * 2004-03-31 2011-04-27 Ｔｄｋ株式会社 磁場成形装置、フェライト磁石の製造方法、金型
JP4301221B2 (ja) * 2005-08-12 2009-07-22 セイコーエプソン株式会社 希土類ボンド磁石の製造方法および希土類ボンド磁石
JP4301222B2 (ja) * 2005-08-12 2009-07-22 セイコーエプソン株式会社 希土類ボンド磁石の製造方法および希土類ボンド磁石
US9597828B2 (en) 2011-12-27 2017-03-21 Nichia Corporation Method of manufacturing cylindrical bonded magnet and manufacturing equipment for cylindrical bonded magnet
JP2015029016A (ja) * 2013-07-30 2015-02-12 ミネベア株式会社 ボンド磁石

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4462919A (en) * 1982-04-02 1984-07-31 Sumitomo Bakelite Company, Limited Ferromagnetic resin composition containing polymeric surface precoated magnetic rare earth cobalt powders

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54121999A (en) * 1978-03-14 1979-09-21 Toshiba Corp Manufacture of permanent magnet
JPS58122705A (ja) * 1982-01-18 1983-07-21 Toshiba Chem Corp 成形用磁性複合材料
JPS59117205A (ja) * 1982-12-24 1984-07-06 Shin Kobe Electric Mach Co Ltd 樹脂磁石の成形法
JPS61184804A (ja) * 1985-02-12 1986-08-18 Hitachi Metals Ltd ボンド磁石の製造方法
JPS61279104A (ja) * 1985-06-04 1986-12-09 Matsushita Electric Ind Co Ltd シ−ト状複合磁性材料の製造方法
JPS6246504A (ja) * 1985-08-23 1987-02-28 Masahiko Nakabayashi 熱硬化性樹脂磁石組成物

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4462919A (en) * 1982-04-02 1984-07-31 Sumitomo Bakelite Company, Limited Ferromagnetic resin composition containing polymeric surface precoated magnetic rare earth cobalt powders

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN, vol. 11, no. 7 (E-469)[2454], 9th January 1987; & JP-A-61 184 804 (HITACHI METALS LTD) 18-08-1986 *
PATENT ABSTRACTS OF JAPAN, vol. 8, no. 235 (E-275)[1672], 27th October 1984; & JP-A-59 117 205 (SHINKOUBE DENKI K.K.) 06-07-1984 *
PATENT ASTRACTS OF JAPAN, vol. 3, no. 143 (E-154) 27th November 1979; & JP-A-54 121 999 (TOKYO SHIBAURA DENKI K.K.) 21-09-1979 *

Also Published As

Publication number Publication date
EP0281295A2 (fr) 1988-09-07
AU617620B2 (en) 1991-11-28
JP3229948B2 (ja) 2001-11-19
GB8804062D0 (en) 1988-03-23
AU1213088A (en) 1988-09-01
AU5793390A (en) 1990-11-01
AU601815B2 (en) 1990-09-20
JPS63289807A (ja) 1988-11-28
JP2867140B2 (ja) 1999-03-08
JPH11150012A (ja) 1999-06-02

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