KR890010944A - 희귀금속, 철 및 탄소로 구성된 강자성체 - Google Patents

희귀금속, 철 및 탄소로 구성된 강자성체 Download PDF

Info

Publication number
KR890010944A
KR890010944A KR1019880016298A KR880016298A KR890010944A KR 890010944 A KR890010944 A KR 890010944A KR 1019880016298 A KR1019880016298 A KR 1019880016298A KR 880016298 A KR880016298 A KR 880016298A KR 890010944 A KR890010944 A KR 890010944A
Authority
KR
South Korea
Prior art keywords
ferromagnetic material
iron
carbon
casting
neodymium
Prior art date
Application number
KR1019880016298A
Other languages
English (en)
Inventor
하인쯔 위르겐 부쇼브 쿠르트
바시티안 데 무이예 디르크
Original Assignee
이반 밀러 레르너
엔.브이.필립스 글로아이람펜파브리켄
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 NL8702991A external-priority patent/NL8702991A/nl
Application filed by 이반 밀러 레르너, 엔.브이.필립스 글로아이람펜파브리켄 filed Critical 이반 밀러 레르너
Publication of KR890010944A publication Critical patent/KR890010944A/ko

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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Hard Magnetic Materials (AREA)

Abstract

내용 없음

Description

희귀금속, 철 및 탄소로 구성된 강자성체
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (9)

  1. 상기 물질은, 정방형 결정 구조를 갖고 또한 이론적 성분비 Nd2Fe14C로부터 다르지 않거나 또는 거의 다르지 않은 성분비를 갖는 재결정 어닐드 주물로 구성된 것을 특징으로 하는 희귀금속, 철 및 탄소를 포함하는 강자성체.
  2. 제 1항에 있어서, 전체 성분비로 계산하여 상기 강자성체에 존재하는 철의 최대 6원자 퍼센트가 코발트로 치환된 것을 특징으로 하는 강자성체.
  3. 제 1항에 있어서, 이론적 성분비로부터 네이디뮴 및 탄소의 성분비의 정 편차가 20퍼센트를 넘지 않고, 철의 정 편차가 15퍼센트를 넘지 않는 것을 특징으로 하는 강자성체.
  4. 제 3항에 있어서, 이론적 성분비로부터 네이디뮴 및 탄소의 성분비의 정 편차가 20퍼센트를 넘지 않고, 철 및 코발트의 정 편차가 15퍼센트를 넘지 않는 것을 특징으로 하는 강자성체.
  5. 제 3항에 있어서, 격자상수가 A=8.814Å과 C=12.015Å에 달하는 것을 특징으로 하는 강자성체.
  6. 네오디뮴, 철 및 탄소를 포함하는 강자성체의 제조방법에 있어서, 시료물질인 네오디뮴, 철 및, 탄소가 이론적 비율 Nd2Fe14C로부터 거의 다르지 않은 량으로 함께 용융되고, 몰드내에서 주조되고, 그 후에 상기 주물은 섭씨 840도 내지 890도 사이에서 재결정 어닐링되는 것을 특징으로 하는 강자성체의 제조방법.
  7. 제 6항에 있어서, 상기 물질이 섭씨 850도 내지 880도 사이에서 어닐링되는 것을 특징으로 하는 강자성체의 제조방법.
  8. 네이디뮴, 철, 코발트 및 탄소를 포함하는 강자성체의 제조방법에 있어서, 시료물질인 네오디뮴, 철, 코발트 및 탄소가 이론적 비율 Nd2Fe14-xCoCx(X＜1.02일 때)로부터 거의 다르지 않은 량으로 함께 용융되고, 몰드내에서 주조되고, 그후에 그 주물은 대략 섭씨 850도에서 재결정 어닐링 되는 것을 특징으로 하는 강자성체의 제조방법.
  9. 제 1항 내지 제 5항중 어느 한 항에서 청구된 강자성체를 포함하는 자성 주물 및/ 또는 제 6항 내지 제 8항중 어느 한 항에서 청구된 방법에 의하여 얻어진 자성 주물.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019880016298A 1987-12-11 1988-12-08 희귀금속, 철 및 탄소로 구성된 강자성체 KR890010944A (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
NL8702991A NL8702991A (nl) 1987-12-11 1987-12-11 Hardmagnetisch materiaal uit een zeldzame aardmetaal, ijzer en koolstof.
NL8702991 1987-12-11
NL8800740 1988-03-24
NL8800740A NL8800740A (nl) 1987-12-11 1988-03-24 Hardmagnetisch materiaal uit een zeldzame aardmetaal, ijzer en koolstof.

Publications (1)

Publication Number Publication Date
KR890010944A true KR890010944A (ko) 1989-08-11

Family

ID=26646321

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019880016298A KR890010944A (ko) 1987-12-11 1988-12-08 희귀금속, 철 및 탄소로 구성된 강자성체

Country Status (5)

Country Link
EP (1) EP0320064A1 (ko)
JP (1) JPH024940A (ko)
KR (1) KR890010944A (ko)
CN (1) CN1033494A (ko)
NL (1) NL8800740A (ko)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8901168A (nl) * 1989-05-10 1990-12-03 Philips Nv Hardmagnetisch materiaal en magneet vervaardigd uit dit hardmagnetische materiaal.
DE3928389A1 (de) * 1989-08-28 1991-03-14 Schramberg Magnetfab Permanentmagnet
EP0468449B1 (en) * 1990-07-24 1994-03-16 Kanegafuchi Kagaku Kogyo Kabushiki Kaisha Bonded rare earth magnet and a process for manufacturing the same
US5240627A (en) * 1990-07-24 1993-08-31 Kanegafuchi Kagaku Kogyo Kabushiki Kaisha Bonded rare earth magnet and a process for manufacturing the same
US5300156A (en) * 1990-07-24 1994-04-05 Kanegafuchi Kagaku Kogyo Kabushiki Kaisha Bonded rare earth magnet and a process for manufacturing the same
US5478411A (en) * 1990-12-21 1995-12-26 Provost, Fellows And Scholars Of The College Of The Holy And Undivided Trinity Of Queen Elizabeth Near Dublin Magnetic materials and processes for their production
DE4242839A1 (de) * 1992-12-17 1994-06-23 Siemens Ag Verfahren zum Herstellen eines magnetisch anisotropen Pulvers aus einem SE-ÜM-N-Magnetwerkstoff
DE4243048A1 (de) * 1992-12-18 1994-06-23 Siemens Ag Verfahren zur Herstellung eines hartmagnetischen Materials auf Basis des Stoffsystems Sm-Fe-C
CN105603296A (zh) * 2015-12-23 2016-05-25 桂林电子科技大学 一种稀土Fe基电磁屏蔽材料及其制备方法

Also Published As

Publication number Publication date
EP0320064A1 (en) 1989-06-14
NL8800740A (nl) 1989-07-03
CN1033494A (zh) 1989-06-21
JPH024940A (ja) 1990-01-09

Similar Documents

Publication Publication Date Title
EP1626418A3 (en) Rare-earth alloy, rare-earth sintered magnet, and methods of manufacturing
JPS60238463A (ja) Ｓｍ↓２Ｃｏ↓１↓７合金の製造方法
CA1037293A (en) Hard magnetic material
KR830007873A (ko) 전자기 장치용 무정형 합금
KR890010944A (ko) 희귀금속, 철 및 탄소로 구성된 강자성체
WO1991014271A1 (en) Perromagnetic materials
KR890701793A (ko) 코발트를 함유한 개선된 철-기초 비정질합금
US3730784A (en) Method of making manganese-aluminum-carbon ternary alloys for permanent magnets
US4279668A (en) Directionally solidified ductile magnetic alloy
KR890017729A (ko) Fe 기(基)연자성 합금
EP0156482B1 (en) Sm2co17 alloys suitable for use as permanent magnets
KR920701999A (ko) 내식성 희토류-천이금속계 자석 및 그 제조 방법
Saje et al. Microstructure and magnetic properties of Sm-Fe-Ta based alloys
US4208225A (en) Directionally solidified ductile magnetic alloys magnetically hardened by precipitation hardening
JPS6115944A (ja) 希土類系磁石薄帯
EP0712532B1 (en) SmFeTa alloy with 4-5 at% Ta addition and the process of its preperation
Chin et al. Deformation induced magnetic disorder in the ferromagnet Au4V
US2673310A (en) Permanent magnet
Fujita et al. Temperature dependence of strength in a Cu 3 Au-5% Ni alloy and its relevance to the APB morphology
Westood et al. Microstructural characteristics of ternary rare earth-iron alloys
Croat Temperature dependence of the magnetostriction of polycrystalline Y6Fe23, Ho6Fe23 and Er6Fe23
JPS5563806A (en) Manufacture of permanent magnet material
KR890010945A (ko) 붕소가 함유되어 있지않은 경자성 재료 및 그 제조방법
Shimoda et al. New resin-bonded Sm 2 Co 17 type magnets
JPS57185947A (en) Amorphous alloy

Legal Events

Date Code Title Description
WITN Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid