SE404274B - Stabiliserad kromdioxid - Google Patents

Stabiliserad kromdioxid

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
English (en)
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/it
Priority claimed from IT2139873A external-priority patent/IT1045821B/it
Application filed by Montedison Spa filed Critical Montedison Spa
Publication of SE404274B publication Critical patent/SE404274B/xx

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Paints Or Removers (AREA)
  • Hard Magnetic Materials (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
SE7306969A 1972-05-24 1973-05-17 Stabiliserad kromdioxid SE404274B (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT2477372A IT955797B (it) 1972-05-24 1972-05-24 Biossido di cromo stabilizzato
IT2139873A IT1045821B (it) 1973-03-09 1973-03-09 Biossido di cromo stabilizzato

Publications (1)

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

Family

ID=26327886

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7306969A SE404274B (sv) 1972-05-24 1973-05-17 Stabiliserad kromdioxid

Country Status (8)

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

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2386486A1 (fr) * 1977-04-07 1978-11-03 Montedison Spa Bioxyde de chrome ferromagnetique stabilise et son procede de preparation
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 (nl) * 1981-01-06 1982-08-02 Philips Nv Magnetisch registratie element alsmede methoden voor de vervaardiging ervan.
DE3610411A1 (de) * 1986-03-27 1987-10-01 Basf Ag Verfahren zur stabilisierung von nadelfoermigem ferromagnetischem chromdioxid

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

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