SE404274B - STABILIZED CHROME Dioxide - Google Patents

STABILIZED CHROME Dioxide

Info

Publication number
SE404274B
SE404274B SE7306969A SE7306969A SE404274B SE 404274 B SE404274 B SE 404274B SE 7306969 A SE7306969 A SE 7306969A SE 7306969 A SE7306969 A SE 7306969A SE 404274 B SE404274 B SE 404274B
Authority
SE
Sweden
Prior art keywords
stabilized
chrome dioxide
dioxide
stabilized chrome
chrome
Prior art date
Application number
SE7306969A
Other languages
Swedish (sv)
Inventor
U Montiglio
P Aspes
C Scotti
G Basile
Original Assignee
Montedison Spa
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 IT2477372A external-priority patent/IT955797B/en
Priority claimed from IT2139873A external-priority patent/IT1045821B/en
Application filed by Montedison Spa filed Critical Montedison Spa
Publication of SE404274B publication Critical patent/SE404274B/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
    • G11B5/70636—CrO2
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G37/00—Compounds of chromium
    • C01G37/02—Oxides or hydrates thereof
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
    • C01P2002/72—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by d-values or two theta-values, e.g. as X-ray diagram
    • 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
SE7306969A 1972-05-24 1973-05-17 STABILIZED CHROME Dioxide SE404274B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT2477372A IT955797B (en) 1972-05-24 1972-05-24 STABILIZED CHROME DIOXIDE
IT2139873A IT1045821B (en) 1973-03-09 1973-03-09 Stabilised chromium dioxide prepn - by coating with insol metal salts, oxides or hydroxides

Publications (1)

Publication Number Publication Date
SE404274B true SE404274B (en) 1978-09-25

Family

ID=26327886

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7306969A SE404274B (en) 1972-05-24 1973-05-17 STABILIZED CHROME Dioxide

Country Status (8)

Country Link
JP (1) JPS4949898A (en)
CA (1) CA1013130A (en)
CH (1) CH604343A5 (en)
DE (1) DE2325719A1 (en)
FR (1) FR2185840B1 (en)
GB (1) GB1435392A (en)
NL (1) NL7306877A (en)
SE (1) SE404274B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2386486A1 (en) * 1977-04-07 1978-11-03 Montedison Spa STABILIZED FERROMAGNETIC CHROME BIOXIDE AND ITS PREPARATION PROCESS
JPS55132005A (en) * 1979-04-02 1980-10-14 Ken Namikawa Ferromagnetic powder and manufacture therefor
US4382982A (en) * 1979-12-07 1983-05-10 Ici Australia Limited Process for protecting magnetic particles with chromium oxide
NL8100014A (en) * 1981-01-06 1982-08-02 Philips Nv MAGNETIC REGISTRATION ELEMENT AND METHODS FOR MANUFACTURING IT.
DE3610411A1 (en) * 1986-03-27 1987-10-01 Basf Ag METHOD FOR STABILIZING NEEDLE-SHAPED FERROMAGNETIC CHROMDIOXIDE

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3686031A (en) * 1969-11-26 1972-08-22 Du Pont Metal phosphate coated ferromagnetic chromium oxide and its preparation

Also Published As

Publication number Publication date
DE2325719A1 (en) 1973-12-13
FR2185840B1 (en) 1976-06-11
FR2185840A1 (en) 1974-01-04
CA1013130A (en) 1977-07-05
CH604343A5 (en) 1978-09-15
GB1435392A (en) 1976-05-12
JPS4949898A (en) 1974-05-15
NL7306877A (en) 1973-11-27

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