NL8005432A - Werkwijze voor het bereiden van gehydrateerd ijzeroxyde. - Google Patents

Werkwijze voor het bereiden van gehydrateerd ijzeroxyde. Download PDF

Info

Publication number
NL8005432A
NL8005432A NL8005432A NL8005432A NL8005432A NL 8005432 A NL8005432 A NL 8005432A NL 8005432 A NL8005432 A NL 8005432A NL 8005432 A NL8005432 A NL 8005432A NL 8005432 A NL8005432 A NL 8005432A
Authority
NL
Netherlands
Prior art keywords
iron
goethite
ion
aqueous solution
suspension
Prior art date
Application number
NL8005432A
Other languages
English (en)
Dutch (nl)
Original Assignee
Tdk Electronics Co Ltd
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 JP12635679A external-priority patent/JPS5650123A/ja
Priority claimed from JP12635779A external-priority patent/JPS5650124A/ja
Application filed by Tdk Electronics Co Ltd filed Critical Tdk Electronics Co Ltd
Publication of NL8005432A publication Critical patent/NL8005432A/nl

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01GCOMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G49/00Compounds of iron
    • C01G49/02Oxides; Hydroxides
    • C01G49/06Ferric oxide [Fe2O3]
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62Record carriers characterised by the selection of the material
    • G11B5/68Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
    • G11B5/70Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer
    • G11B5/706Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material
    • G11B5/70626Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material containing non-metallic substances
    • G11B5/70642Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material containing non-metallic substances iron oxides
    • G11B5/70678Ferrites
    • G11B5/70684Ferro-ferrioxydes
    • G11B5/70689Magnetite
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00Physical properties of inorganic compounds
    • C01P2006/12Surface area
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00Physical properties of inorganic compounds
    • C01P2006/42Magnetic properties

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Compounds Of Iron (AREA)
  • Hard Magnetic Materials (AREA)
NL8005432A 1979-10-02 1980-10-01 Werkwijze voor het bereiden van gehydrateerd ijzeroxyde. NL8005432A (nl)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP12635679A JPS5650123A (en) 1979-10-02 1979-10-02 Manufacture of iron oxide hydrate
JP12635779 1979-10-02
JP12635779A JPS5650124A (en) 1979-10-02 1979-10-02 Manufacture of iron oxide hydrate
JP12635679 1979-10-02

Publications (1)

Publication Number Publication Date
NL8005432A true NL8005432A (nl) 1981-04-06

Family

ID=26462563

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8005432A NL8005432A (nl) 1979-10-02 1980-10-01 Werkwijze voor het bereiden van gehydrateerd ijzeroxyde.

Country Status (3)

Country Link
DE (1) DE3037348A1 (de)
GB (1) GB2059409A (de)
NL (1) NL8005432A (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2327290B (en) 1997-07-15 1999-09-15 Honda Motor Co Ltd Job aiding apparatus

Also Published As

Publication number Publication date
DE3037348A1 (de) 1981-04-23
GB2059409A (en) 1981-04-23

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Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BV The patent application has lapsed