NL188344C - PROCESS FOR PREPARING GOETHITE. - Google Patents

PROCESS FOR PREPARING GOETHITE.

Info

Publication number
NL188344C
NL188344C NL8204902A NL8204902A NL188344C NL 188344 C NL188344 C NL 188344C NL 8204902 A NL8204902 A NL 8204902A NL 8204902 A NL8204902 A NL 8204902A NL 188344 C NL188344 C NL 188344C
Authority
NL
Netherlands
Prior art keywords
goethite
preparing
preparing goethite
Prior art date
Application number
NL8204902A
Other languages
Dutch (nl)
Other versions
NL188344B (en
NL8204902A (en
Original Assignee
Mitsui Toatsu Chemicals
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 Mitsui Toatsu Chemicals filed Critical Mitsui Toatsu Chemicals
Publication of NL8204902A publication Critical patent/NL8204902A/en
Publication of NL188344B publication Critical patent/NL188344B/en
Application granted granted Critical
Publication of NL188344C publication Critical patent/NL188344C/en

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62—Record carriers characterised by the selection of the material
    • G11B5/68—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
    • G11B5/70—Record 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
    • G11B5/706—Record 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
    • G11B5/70626—Record 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
    • G11B5/70642—Record 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
    • G11B5/70652—Record 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 gamma - Fe2 O3
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G49/00—Compounds of iron
    • C01G49/02—Oxides; Hydroxides
    • C01G49/06—Ferric oxide [Fe2O3]
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62—Record carriers characterised by the selection of the material
    • G11B5/68—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
    • G11B5/70—Record 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
    • G11B5/706—Record 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
    • G11B5/70626—Record 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
    • G11B5/70642—Record 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
    • G11B5/70652—Record 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 gamma - Fe2 O3
    • G11B5/70663—Preparation processes specially adapted therefor, e.g. using stabilising agents
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/01—Particle morphology depicted by an image
    • C01P2004/03—Particle morphology depicted by an image obtained by SEM
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/10—Particle morphology extending in one dimension, e.g. needle-like
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/51—Particles with a specific particle size distribution
    • C01P2004/52—Particles with a specific particle size distribution highly monodisperse size distribution
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/54—Particles characterised by their aspect ratio, i.e. the ratio of sizes in the longest to the shortest dimension
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/62—Submicrometer sized, i.e. from 0.1-1 micrometer
    • 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
    • C01P2006/12—Surface area
    • 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
    • C01P2006/22—Rheological behaviour as dispersion, e.g. viscosity, sedimentation stability

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Compounds Of Iron (AREA)
  • Hard Magnetic Materials (AREA)
NL8204902A 1981-06-22 1982-12-20 PROCESS FOR PREPARING GOETHITE. NL188344C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP9537381A JPS57209834A (en) 1981-06-22 1981-06-22 Preparation of goethite
JP9537381 1981-06-22

Publications (3)

Publication Number Publication Date
NL8204902A NL8204902A (en) 1984-07-16
NL188344B NL188344B (en) 1992-01-02
NL188344C true NL188344C (en) 1992-06-01

Family

ID=14135826

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8204902A NL188344C (en) 1981-06-22 1982-12-20 PROCESS FOR PREPARING GOETHITE.

Country Status (3)

Country Link
JP (1) JPS57209834A (en)
DE (1) DE3246752A1 (en)
NL (1) NL188344C (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62167222A (en) * 1986-01-17 1987-07-23 Showa Denko Kk Production of lepidocrocite
JPH0531977U (en) * 1991-10-01 1993-04-27 清美 森口 Bookmark
JPH0735055U (en) * 1993-06-02 1995-06-27 義也 田中 Book cover with magnifying lens
TR201905873T4 (en) * 2014-09-11 2019-05-21 Lanxess Deutschland Gmbh Red iron oxide pigments with improved color values.

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3843773A (en) * 1970-05-11 1974-10-22 Eastman Kodak Co Process for producing fine acicular gamma ferric oxide crystals
US3974267A (en) * 1975-04-24 1976-08-10 Cities Service Company Manufacture of iron oxides
DE2550308C3 (en) * 1975-11-08 1978-07-13 Basf Ag, 6700 Ludwigshafen Process for the production of acicular α-ferric oxide hydrate
DE2556406A1 (en) * 1975-12-15 1977-06-16 Bayer Ag PROCESS FOR THE CONTINUOUS PRODUCTION OF IRON OXIDE HYDROXIDE
GB1567957A (en) * 1977-01-17 1980-05-21 Nihon Sangyo Gijutsu Kk Method for producing needle-shaped fine particles of -goehite
JPS5777033A (en) * 1980-10-24 1982-05-14 Sony Corp Manufacture of iron oxide hydrate gamma-feooh

Also Published As

Publication number Publication date
DE3246752C2 (en) 1987-04-09
JPS57209834A (en) 1982-12-23
NL188344B (en) 1992-01-02
JPH028971B2 (en) 1990-02-28
NL8204902A (en) 1984-07-16
DE3246752A1 (en) 1984-06-20

Similar Documents

Publication Publication Date Title
NL188225C (en) PROCESS FOR PREPARING POLYIMIDS
NL185294C (en) PROCESS FOR PREPARING FLUOR.
NL7901945A (en) PROCESS FOR PREPARING CIS-ALKYLCYCLOHEXANOLS.
NL7810196A (en) PROCESS FOR PREPARING SOFT RESINS.
NL7801445A (en) PROCESS FOR PREPARING ETHEEN.
NL190931C (en) Process for preparing polypropylene pills and polypropylene pills thus obtained.
NL190370B (en) PROCESS FOR PREPARING O-METHALLYLOXYPHENOL.
NL191385C (en) Process for the preparation of 4-alkoxyanilines.
NL7903413A (en) PROCESS FOR PREPARING 6-HALOGEN PREGNAN COMPOUNDS.
NL186512C (en) PROCESS FOR PREPARING BETA-AMINOPROPIONAMIDE.
BE893843A (en) PROCESS FOR PREPARING HYDROCARBONS
NL188344C (en) PROCESS FOR PREPARING GOETHITE.
NL190283C (en) PROCESS FOR PREPARING 7-ACYLINDOLIN-2-ONES
NL7706162A (en) PROCESS FOR PREPARING BENZOYLCYANIDE.
NL188574B (en) PROCESS FOR PREPARING PEROXYESTERS.
NL7901809A (en) PROCESS FOR PREPARING P-AMINO-DIPHENYLAMINE.
NL187013C (en) PROCESS FOR PREPARING ISOBUTYRYLFLUORIDE.
NL189195C (en) METHOD FOR PREPARING INDOLS
NL7800276A (en) PROCESS FOR PREPARING P-NITROSO-DIPHENYLHYDROXYLAMINS.
NL185151C (en) PROCESS FOR PREPARING POLYESTER POLYCARBONATE.
NL189261C (en) PROCESS FOR PREPARING ETHYLSILANES.
NL7904584A (en) PROCESS FOR PREPARING PYRROLIDIN-2-ONES AND 3-PYRROLIN-2-ONES.
NL187626C (en) PROCESS FOR PREPARING ISOBUTYRYLFLUORIDE.
NL189710C (en) PROCESS FOR PREPARING HYDROXYETHYLTETRAZOLE THIOL.
NL189666C (en) PROCESS FOR PREPARING CARNITINE CHLORIDE.

Legal Events

Date Code Title Description
A1B A search report has been drawn up
A85 Still pending on 85-01-01
BC A request for examination has been filed
V1 Lapsed because of non-payment of the annual fee