JPH0348243B2 - - Google Patents

Info

Publication number
JPH0348243B2
JPH0348243B2 JP58028149A JP2814983A JPH0348243B2 JP H0348243 B2 JPH0348243 B2 JP H0348243B2 JP 58028149 A JP58028149 A JP 58028149A JP 2814983 A JP2814983 A JP 2814983A JP H0348243 B2 JPH0348243 B2 JP H0348243B2
Authority
JP
Japan
Prior art keywords
iron oxyhydroxide
added
metal
aqueous solution
iron
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
JP58028149A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59153810A (ja
Inventor
Masashi Ushama
Takayoshi Yoshizaki
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.)
JNC Corp
Original Assignee
Chisso 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
Application filed by Chisso Corp filed Critical Chisso Corp
Priority to JP58028149A priority Critical patent/JPS59153810A/ja
Priority to EP84301141A priority patent/EP0118253B1/en
Priority to DE8484301141T priority patent/DE3461871D1/de
Publication of JPS59153810A publication Critical patent/JPS59153810A/ja
Publication of JPH0348243B2 publication Critical patent/JPH0348243B2/ja
Granted 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
    • H01F1/06—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
    • H01F1/065—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 obtained by a reduction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/18—Non-metallic particles coated with metal
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/16—Making metallic powder or suspensions thereof using chemical processes
    • B22F9/18—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds
    • B22F9/24—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from liquid metal compounds, e.g. solutions
    • B22F9/26—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from liquid metal compounds, e.g. solutions using gaseous reductors

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Hard Magnetic Materials (AREA)
  • Paints Or Removers (AREA)
  • Magnetic Record Carriers (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
JP58028149A 1983-02-22 1983-02-22 強磁性金属微粒子の製造法 Granted JPS59153810A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP58028149A JPS59153810A (ja) 1983-02-22 1983-02-22 強磁性金属微粒子の製造法
EP84301141A EP0118253B1 (en) 1983-02-22 1984-02-22 Fine particles of ferromagnetic metal and process for producing the same
DE8484301141T DE3461871D1 (en) 1983-02-22 1984-02-22 Fine particles of ferromagnetic metal and process for producing the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58028149A JPS59153810A (ja) 1983-02-22 1983-02-22 強磁性金属微粒子の製造法

Publications (2)

Publication Number Publication Date
JPS59153810A JPS59153810A (ja) 1984-09-01
JPH0348243B2 true JPH0348243B2 (enrdf_load_stackoverflow) 1991-07-23

Family

ID=12240703

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58028149A Granted JPS59153810A (ja) 1983-02-22 1983-02-22 強磁性金属微粒子の製造法

Country Status (3)

Country Link
EP (1) EP0118253B1 (enrdf_load_stackoverflow)
JP (1) JPS59153810A (enrdf_load_stackoverflow)
DE (1) DE3461871D1 (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8601635A (nl) * 1986-06-27 1988-01-18 Vmei Lenin Nis Hittebestendig amorf ferromagnetisch poeder alsmede een werkwijze en inrichting voor de bereiding ervan.
US5965194A (en) * 1992-01-10 1999-10-12 Imation Corp. Magnetic recording media prepared from magnetic particles having an extremely thin, continuous, amorphous, aluminum hydrous oxide coating
CN101088672B (zh) * 2007-07-18 2010-05-12 重庆扬子粉末冶金有限责任公司 铜、锡、锌、铅合金包铁复合粉及其制造方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2909995C2 (de) * 1978-03-16 1984-06-28 Kanto Denka Kogyo Co., Ltd., Tokyo Verfahren zur Herstellung eines Magnetpulvers
DE2909480A1 (de) * 1979-03-10 1980-09-11 Bayer Ag Ferromagnetisches, im wesentlichen aus eisen bestehendes metallpigment und verfahren zu dessen herstellung
US4251592A (en) * 1979-04-03 1981-02-17 Toda Kogyo Corp. Stabilization treatment of acicular ferromagnetic iron or iron-alloy particles against the oxidation thereof
JPS56109827A (en) * 1980-02-05 1981-08-31 Mitsui Toatsu Chem Inc Manufacture of iron compound particle for magnetic recording medium
DE3026696A1 (de) * 1980-07-15 1982-02-18 Basf Ag, 6700 Ludwigshafen Ferromagnetische, im wesentlichen aus eisen bestehende metallteilchen mit einem oberflaechenueberzug, verfahren zu deren herstellung sowie ihre verwendung zur herstellung von magnetischen aufzeichnungstraegern

Also Published As

Publication number Publication date
EP0118253A1 (en) 1984-09-12
JPS59153810A (ja) 1984-09-01
DE3461871D1 (en) 1987-02-05
EP0118253B1 (en) 1986-12-30

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