KR880010444A - 수지자석의 제조방법 - Google Patents

수지자석의 제조방법 Download PDF

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Publication number
KR880010444A
KR880010444A KR1019880001119A KR880001119A KR880010444A KR 880010444 A KR880010444 A KR 880010444A KR 1019880001119 A KR1019880001119 A KR 1019880001119A KR 880001119 A KR880001119 A KR 880001119A KR 880010444 A KR880010444 A KR 880010444A
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KR
South Korea
Prior art keywords
resin
producing
resin composition
magnet according
resin magnet
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KR1019880001119A
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English (en)
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KR910003782B1 (ko
Inventor
후미도시 야마시다
슈이찌 기따야마
마사미 와다
Original Assignee
다니이 아끼오
마쯔시다덴기산교 가부시기가이샤
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Publication of KR880010444A publication Critical patent/KR880010444A/ko
Application granted granted Critical
Publication of KR910003782B1 publication Critical patent/KR910003782B1/ko

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    • 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
    • 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

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  • 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)

Abstract

내용 없음

Description

수지자석의 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 그린체 성형기의 동작을 도시한 요부 단면도.
내용 없음

Claims (13)

  1. 액체급냉 Fe-B-R(단 R은 Nd 또는/ 및 Pr)과 수지조성물과의 과립형상 복합물을 그린체로 하고, 그런 연후에 가열처리하는 수지자석의 제조방법.
  2. 제1항에 있어서, 액체급냉 Fe-B-R이 두께15㎛이상의 관형상 입장인 수지자석의 제조방법.
  3. 제1항에 있어서, 수지조성물은, 분자중에 이소시아네이트와 반응할 수 있는 관능기를 가진 중합체의 1종 또는 2종 이상과, 이소시아네이트 재생체를 주성분으로 하고, 상기 중합체의 1부 혹은 전체량으로서 폴리머를 사용한 수지자석의 제조방법.
  4. 제1항에 있어서, 수지조성물은, 분자중에 이소시아네이트기와 반응할 수 있는 관능기를 가진 중합체의 1종 또는 2종이상과, 이소시아네이트 재생체와, 이소시아네이트기와 반응하지 않는 중합체의 1종 또는 2종 이상을 주성분으로 하고, 상기 양 중합체의 적어도 한쪽의 일부 혹은 전체량으로서 폴리머를 사용한 수지자석의 제조방법.
  5. 제1항 또는 제3항 또는 제4항에 있어서, 수지조성물이 피막형성능을 가진 수지자석의 제조방법.
  6. 제1항에 있어서, 과립형상 복합물이 400㎛이하인 수지자석의 제조방법.
  7. 제1항에 있어서, 과립형상 복합물의 50중량%이상이 75㎛이상인 수지자석의 제조방법.
  8. 제1항에 있어서, 과립형상 복합물의 외관 밀도가 2.0~3.0g/㎤인 수지자석의 제조방법.
  9. 제1항 또는 제3항 또는 제4항에 있어서, 과립형상 복합물의 수지조성물 성분이 1.0~3.0중량%인 수지자석의 제조방법.
  10. 제1항에 있어서, 그린체가 과립형상 복합물의 체적계량과 일정위치 압축에 의한 것인 수지자석의 제조방법.
  11. 제1항에 있어서, 그린체를 팽창규제 금형 내에서 가열처리하는 수지자석의 제조방법.
  12. Fe-B-R(단 R은 Nd 또는/ 및 Pr)의 용융합금을 로울상에 연속 적하 하므로서 급냉리본편으로 하고, 이급냉리본편을 분쇄하여 판형상 입자를 얻은 후, 이 판형상 입자와, 분자중에 이소시아네이트기와 반응할 수 있는 관능기를 가진 중합체의 1종 또는 2종 이상과, 이소아네이트 재생체를 주성분으로 하는 수지조성물을 혼합해서 과립형상 복합물을 형성하고, 이 과립형성 복합물을 압축하여 그린체를 형성하고 그런 연후에, 상기 수지조성물이 연화 용융하는 온도 이상으로 가열처리해서 이루어진 수지자석의 제조방법.
  13. 제12항에 있어서, 과립형상 복합물의 50중량% 이상의 75㎛이상인 수지자석의 제조방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019880001119A 1987-02-06 1988-02-06 수지자석의 제조방법 KR910003782B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP62026671A JP2599378B2 (ja) 1987-02-06 1987-02-06 樹脂磁石の製造方法
JP26671 1987-02-06
JP62-26671 1987-02-06

Publications (2)

Publication Number Publication Date
KR880010444A true KR880010444A (ko) 1988-10-08
KR910003782B1 KR910003782B1 (ko) 1991-06-12

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019880001119A KR910003782B1 (ko) 1987-02-06 1988-02-06 수지자석의 제조방법

Country Status (4)

Country Link
US (1) US5100604A (ko)
JP (1) JP2599378B2 (ko)
KR (1) KR910003782B1 (ko)
DE (1) DE3803538C2 (ko)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01281707A (ja) * 1988-05-07 1989-11-13 Seiko Epson Corp 希土類・鉄系樹脂結合型磁石
DE3901303A1 (de) * 1989-01-18 1990-07-19 Gerd Pruschke Magnetisiervorrichtung fuer dauermagnete
CA2019257A1 (en) * 1989-06-27 1990-12-27 Takuji Nomura Magnet and method for manufacturing the same
JPH04127405A (ja) * 1990-09-18 1992-04-28 Kanegafuchi Chem Ind Co Ltd 高耐蝕性永久磁石及びその製造方法並びに高耐蝕性ボンド磁石の製造方法
US5266917A (en) * 1991-11-12 1993-11-30 Xolox Corporation Linear magnetic sensing device
US5393445A (en) * 1991-12-26 1995-02-28 Daido Tokushuko Kabushiki Kaisha Rare-earth bonded magnet, material and method for manufacturing the same
US5624503A (en) * 1992-12-24 1997-04-29 Matsushita Electric Industrial Co., Ltd. Process for producing Nd-Fe-B magnet
US5288447A (en) * 1993-02-22 1994-02-22 General Electric Company Method of making permanent magnet rotors
US6365078B1 (en) 1997-05-30 2002-04-02 Matsushita Electric Industrial Co., Ltd. Production process for ring shaped resin bonded magnet
US6372348B1 (en) 1998-11-23 2002-04-16 Hoeganaes Corporation Annealable insulated metal-based powder particles
US6454993B1 (en) 2000-01-11 2002-09-24 Delphi Technologies, Inc. Manufacturing technique for multi-layered structure with magnet using an extrusion process
US6872325B2 (en) * 2002-09-09 2005-03-29 General Electric Company Polymeric resin bonded magnets
US7713455B2 (en) * 2003-11-14 2010-05-11 Sanwa Kagaku Kenkyusho Co., Ltd. Method of manufacturing a molding with a core
JP4715277B2 (ja) * 2005-04-01 2011-07-06 日立金属株式会社 希土類系ナノコンポジット磁石用コンパウンドの製造方法
CN107123499A (zh) * 2017-06-12 2017-09-01 横店集团东磁股份有限公司 一种高柔韧性耐高温电磁噪音抑制片及其制备方法

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3108074A (en) * 1960-08-12 1963-10-22 Ibm Technique for processing ferrite cores
US3189667A (en) * 1960-11-23 1965-06-15 Deutsche Edelstahlwerke Ag Method of producing pressings to form permanent magnets
US3178369A (en) * 1962-03-22 1965-04-13 Rca Corp Method for preparing ferrite core
US4063970A (en) * 1967-02-18 1977-12-20 Magnetfabrik Bonn G.M.B.H. Vormals Gewerkschaft Windhorst Method of making permanent magnets
JPS56130901A (en) * 1980-03-17 1981-10-14 Matsushita Electric Ind Co Ltd Manufacture of resin magnet
JPS57170501A (en) * 1981-04-14 1982-10-20 Fuji Xerox Co Ltd Production of magneto roll
US4405684A (en) * 1981-09-21 1983-09-20 International Business Machines Corporation Rigid magnetic coating composition with thermosetting binder for hard file
CA1216623A (en) * 1983-05-09 1987-01-13 John J. Croat Bonded rare earth-iron magnets
US4558077A (en) * 1984-03-08 1985-12-10 General Motors Corporation Epoxy bonded rare earth-iron magnets
US4710239A (en) * 1984-09-14 1987-12-01 General Motors Corporation Hot pressed permanent magnet having high and low coercivity regions
US4567096A (en) * 1985-03-21 1986-01-28 Piltingsrud Douglas H Hydrated alumina binder system
US4766183A (en) * 1986-01-27 1988-08-23 Essex Specialty Products, Inc. Thermosetting composition for an interpenetrating polymer network system
US4689163A (en) * 1986-02-24 1987-08-25 Matsushita Electric Industrial Co., Ltd. Resin-bonded magnet comprising a specific type of ferromagnetic powder dispersed in a specific type of resin binder
US4714124A (en) * 1986-06-09 1987-12-22 Forest Grove Industries, Inc. Guidance system for self-guided vehicle
JPH01139738A (ja) * 1987-11-27 1989-06-01 Hitachi Metals Ltd 磁気異方性磁石材料の製造方法及びその装置
US4931092A (en) * 1988-12-21 1990-06-05 The Dow Chemical Company Method for producing metal bonded magnets

Also Published As

Publication number Publication date
JP2599378B2 (ja) 1997-04-09
DE3803538A1 (de) 1988-08-25
JPS63194312A (ja) 1988-08-11
DE3803538C2 (de) 1994-01-13
US5100604A (en) 1992-03-31
KR910003782B1 (ko) 1991-06-12

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