KR850002645A - 라듐-아연-망간 페라이트 기반 자철코어 - Google Patents

라듐-아연-망간 페라이트 기반 자철코어 Download PDF

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KR850002645A
KR850002645A KR1019840005525A KR840005525A KR850002645A KR 850002645 A KR850002645 A KR 850002645A KR 1019840005525 A KR1019840005525 A KR 1019840005525A KR 840005525 A KR840005525 A KR 840005525A KR 850002645 A KR850002645 A KR 850002645A
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Prior art keywords
magnet core
zinc
radium
core
based magnet
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KR1019840005525A
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English (en)
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KR920004024B1 (ko
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요제푸스 코펜스(외 2) 레오나르두스
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아이. 엠. 레르너
엔. 브이. 필립스 글로아이람펜파브리켄
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Priority claimed from NL8402146A external-priority patent/NL8402146A/nl
Application filed by 아이. 엠. 레르너, 엔. 브이. 필립스 글로아이람펜파브리켄 filed Critical 아이. 엠. 레르너
Publication of KR850002645A publication Critical patent/KR850002645A/ko
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Publication of KR920004024B1 publication Critical patent/KR920004024B1/ko

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    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G49/00—Compounds of iron
    • C01G49/009—Compounds containing, besides iron, two or more other elements, with the exception of oxygen or hydrogen
    • 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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G49/00—Compounds of iron
    • C01G49/0018—Mixed oxides or hydroxides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G49/00—Compounds of iron
    • C01G49/0018—Mixed oxides or hydroxides
    • C01G49/0027—Mixed oxides or hydroxides containing one alkali metal
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G49/00—Compounds of iron
    • C01G49/0018—Mixed oxides or hydroxides
    • C01G49/0063—Mixed oxides or hydroxides containing zinc
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G49/00—Compounds of iron
    • C01G49/0018—Mixed oxides or hydroxides
    • C01G49/0072—Mixed oxides or hydroxides containing manganese
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G51/00—Compounds of cobalt
    • C01G51/006—Compounds containing, besides cobalt, two or more other elements, with the exception of oxygen or hydrogen
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/26—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on ferrites
    • C04B35/2608—Compositions containing one or more ferrites of the group comprising manganese, zinc, nickel, copper or cobalt and one or more ferrites of the group comprising rare earth metals, alkali metals, alkaline earth metals or lead
    • C04B35/2616—Compositions containing one or more ferrites of the group comprising manganese, zinc, nickel, copper or cobalt and one or more ferrites of the group comprising rare earth metals, alkali metals, alkaline earth metals or lead containing lithium
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/30—Three-dimensional structures
    • C01P2002/32—Three-dimensional structures spinel-type (AB2O4)
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/50—Solid solutions
    • C01P2002/52—Solid solutions containing elements as dopants
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    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/50—Solid solutions
    • C01P2002/52—Solid solutions containing elements as dopants
    • C01P2002/54—Solid solutions containing elements as dopants one element only
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/10—Solid density
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
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    • C01P2006/40—Electric properties
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/42—Magnetic properties
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/80—Compositional purity

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Ceramic Engineering (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Structural Engineering (AREA)
  • Soft Magnetic Materials (AREA)
  • Magnetic Ceramics (AREA)
  • Hard Magnetic Materials (AREA)

Abstract

내용 없음

Description

라듐-아연-망간 페라이트 기반 자철코어
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 동일한 투자율(μ=200)의 몇개 리듐-아연 망간페라이트코어 이지만 다른 망간 및 아연함유량의 소위 "등손실선(等損失線)"을 보여주는 그래프 상기 등손실선은 1㎒에서 측정된다. 제2도는 제1도와 동일한 그래프이지만 5㎒에서 측정. 제3도는 제1도는 동일한 그래프이지만 250의 투자율을 가지는 코어에서 측정.

Claims (8)

  1. 입방형 크리스탈구조를 가지고 있는 첨정석 페라이트로 구성되는 산화 자철광물의 페라이트가 다음의 조성물을 갖는것을 특징으로 하는 자철코어.
    0.05≤z＜0.45, 0≤z≤0.05, 0.01≤x+y≤0.25, -0.35≤δ≤+0.15, -0.5x≤ε≤+0.25a
    여기에 Bi2O3의 무게 P%+V2O5의 무게 Q%인 용융소성제를 첨가시켰음. 여기서,
    0≤p≤1.2, 0≤q≤1.2, 0.2≤p+q≤1.2
  2. 제1항에 있어서, 0.3≤p+q≤0.7임을 특징으로 하는 자철코어.
  3. 제1항 또는 제2항에 있어서, p＞0와 q＞0인 것을 특징으로 하는 자철코어.
  4. 제1항에 있어서 0.35≤z≤0.45임을 특징으로 하는 자철코어.
  5. 제1항에 있어서 0.25≤z≤0.35, a＞0인 것을 특징으로 하는 자철코어.
  6. 제1항에 있어서 0.15≤z≤0.25, a＞0인 것을 특징으로 하는 자철코어.
  7. 제1항에 있어서 0.10≤z≤0.20, a＞0인 것을 특징으로 하는 자철코어.
  8. 자철코어를 제조하는 방법에 있어서, 동질의 전력혼합물이 형성되고, 자철코어를 형성시키는데 압축되고, 950℃와 1100℃사이의 온도에서 열처리에 의해서 용융소성되는 것을 특징으로 하는 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019840005525A 1983-09-12 1984-09-11 리튬-아연-망간 페라이트를 기초로 한 자철 코어 KR920004024B1 (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
NL8303144 1983-09-12
NL8303144 1983-09-12
NL8402146A NL8402146A (nl) 1984-07-06 1984-07-06 Magneetkern op basis van lithium-zink-mangaan ferriet.
NL8402146 1984-07-06

Publications (2)

Publication Number Publication Date
KR850002645A true KR850002645A (ko) 1985-05-15
KR920004024B1 KR920004024B1 (ko) 1992-05-22

Family

ID=26645889

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019840005525A KR920004024B1 (ko) 1983-09-12 1984-09-11 리튬-아연-망간 페라이트를 기초로 한 자철 코어

Country Status (4)

Country Link
EP (1) EP0140409B1 (ko)
KR (1) KR920004024B1 (ko)
DE (1) DE3475295D1 (ko)
ES (1) ES8507288A1 (ko)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007032338A1 (ja) * 2005-09-13 2007-03-22 Hitachi Metals, Ltd. フェライト材料
JP4623183B2 (ja) * 2008-09-25 2011-02-02 Ｔｄｋ株式会社 ＭｎＺｎＬｉ系フェライト
RU2768724C1 (ru) * 2021-05-25 2022-03-24 Федеральное государственное бюджетное учреждение науки Физико-технический институт им. А.Ф. Иоффе Российской академии наук Способ изготовления наноструктурированного порошка литий-цинк-марганцевого феррита

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2986523A (en) * 1957-05-02 1961-05-30 Philips Corp Modified lithium ferrite
GB1299667A (en) * 1969-05-06 1972-12-13 Hitachi Ltd Memory cores having rectangular hysteresis loop characteristics and method of manufacturing the same
FR2291594A1 (fr) * 1974-02-22 1976-06-11 Radiotechnique Compelec Procede pour realiser des noyaux en ferrites presentant des proprietes magnetiques douces pour bobinages a haute frequence et noyaux realises suivant ce procede
FR2425135A1 (fr) * 1978-05-02 1979-11-30 Thomson Csf Ferrite doux de lithium-titane-zinc et deflecteur magnetique utilisant un tel ferrite

Also Published As

Publication number Publication date
DE3475295D1 (en) 1988-12-29
ES535792A0 (es) 1985-08-16
EP0140409B1 (de) 1988-11-23
KR920004024B1 (ko) 1992-05-22
EP0140409A1 (de) 1985-05-08
ES8507288A1 (es) 1985-08-16

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